diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_tim.c b/3-5 GPIO_光敏传感器/Library/stm32f10x_tim.c
new file mode 100644
index 0000000..81c8484
--- /dev/null
+++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_tim.c
@@ -0,0 +1,2890 @@
+/**
+ ******************************************************************************
+ * @file stm32f10x_tim.c
+ * @author MCD Application Team
+ * @version V3.5.0
+ * @date 11-March-2011
+ * @brief This file provides all the TIM firmware functions.
+ ******************************************************************************
+ * @attention
+ *
+ * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+ * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+ * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+ * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+ * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+ * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+ *
+ *
© COPYRIGHT 2011 STMicroelectronics
+ ******************************************************************************
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f10x_tim.h"
+#include "stm32f10x_rcc.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Driver
+ * @{
+ */
+
+/** @defgroup TIM
+ * @brief TIM driver modules
+ * @{
+ */
+
+/** @defgroup TIM_Private_TypesDefinitions
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Private_Defines
+ * @{
+ */
+
+/* ---------------------- TIM registers bit mask ------------------------ */
+#define SMCR_ETR_Mask ((uint16_t)0x00FF)
+#define CCMR_Offset ((uint16_t)0x0018)
+#define CCER_CCE_Set ((uint16_t)0x0001)
+#define CCER_CCNE_Set ((uint16_t)0x0004)
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Private_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Private_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Private_FunctionPrototypes
+ * @{
+ */
+
+static void TI1_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection,
+ uint16_t TIM_ICFilter);
+static void TI2_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection,
+ uint16_t TIM_ICFilter);
+static void TI3_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection,
+ uint16_t TIM_ICFilter);
+static void TI4_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection,
+ uint16_t TIM_ICFilter);
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Private_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Private_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Private_FunctionPrototypes
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Private_Functions
+ * @{
+ */
+
+/**
+ * @brief Deinitializes the TIMx peripheral registers to their default reset values.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @retval None
+ */
+void TIM_DeInit(TIM_TypeDef* TIMx)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+
+ if (TIMx == TIM1)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM1, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM1, DISABLE);
+ }
+ else if (TIMx == TIM2)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM2, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM2, DISABLE);
+ }
+ else if (TIMx == TIM3)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM3, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM3, DISABLE);
+ }
+ else if (TIMx == TIM4)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM4, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM4, DISABLE);
+ }
+ else if (TIMx == TIM5)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM5, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM5, DISABLE);
+ }
+ else if (TIMx == TIM6)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM6, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM6, DISABLE);
+ }
+ else if (TIMx == TIM7)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM7, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM7, DISABLE);
+ }
+ else if (TIMx == TIM8)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM8, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM8, DISABLE);
+ }
+ else if (TIMx == TIM9)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM9, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM9, DISABLE);
+ }
+ else if (TIMx == TIM10)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM10, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM10, DISABLE);
+ }
+ else if (TIMx == TIM11)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM11, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM11, DISABLE);
+ }
+ else if (TIMx == TIM12)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM12, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM12, DISABLE);
+ }
+ else if (TIMx == TIM13)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM13, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM13, DISABLE);
+ }
+ else if (TIMx == TIM14)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM14, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM14, DISABLE);
+ }
+ else if (TIMx == TIM15)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM15, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM15, DISABLE);
+ }
+ else if (TIMx == TIM16)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM16, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM16, DISABLE);
+ }
+ else
+ {
+ if (TIMx == TIM17)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM17, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM17, DISABLE);
+ }
+ }
+}
+
+/**
+ * @brief Initializes the TIMx Time Base Unit peripheral according to
+ * the specified parameters in the TIM_TimeBaseInitStruct.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param TIM_TimeBaseInitStruct: pointer to a TIM_TimeBaseInitTypeDef
+ * structure that contains the configuration information for the
+ * specified TIM peripheral.
+ * @retval None
+ */
+void TIM_TimeBaseInit(TIM_TypeDef* TIMx, TIM_TimeBaseInitTypeDef* TIM_TimeBaseInitStruct)
+{
+ uint16_t tmpcr1 = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_COUNTER_MODE(TIM_TimeBaseInitStruct->TIM_CounterMode));
+ assert_param(IS_TIM_CKD_DIV(TIM_TimeBaseInitStruct->TIM_ClockDivision));
+
+ tmpcr1 = TIMx->CR1;
+
+ if((TIMx == TIM1) || (TIMx == TIM8)|| (TIMx == TIM2) || (TIMx == TIM3)||
+ (TIMx == TIM4) || (TIMx == TIM5))
+ {
+ /* Select the Counter Mode */
+ tmpcr1 &= (uint16_t)(~((uint16_t)(TIM_CR1_DIR | TIM_CR1_CMS)));
+ tmpcr1 |= (uint32_t)TIM_TimeBaseInitStruct->TIM_CounterMode;
+ }
+
+ if((TIMx != TIM6) && (TIMx != TIM7))
+ {
+ /* Set the clock division */
+ tmpcr1 &= (uint16_t)(~((uint16_t)TIM_CR1_CKD));
+ tmpcr1 |= (uint32_t)TIM_TimeBaseInitStruct->TIM_ClockDivision;
+ }
+
+ TIMx->CR1 = tmpcr1;
+
+ /* Set the Autoreload value */
+ TIMx->ARR = TIM_TimeBaseInitStruct->TIM_Period ;
+
+ /* Set the Prescaler value */
+ TIMx->PSC = TIM_TimeBaseInitStruct->TIM_Prescaler;
+
+ if ((TIMx == TIM1) || (TIMx == TIM8)|| (TIMx == TIM15)|| (TIMx == TIM16) || (TIMx == TIM17))
+ {
+ /* Set the Repetition Counter value */
+ TIMx->RCR = TIM_TimeBaseInitStruct->TIM_RepetitionCounter;
+ }
+
+ /* Generate an update event to reload the Prescaler and the Repetition counter
+ values immediately */
+ TIMx->EGR = TIM_PSCReloadMode_Immediate;
+}
+
+/**
+ * @brief Initializes the TIMx Channel1 according to the specified
+ * parameters in the TIM_OCInitStruct.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure
+ * that contains the configuration information for the specified TIM peripheral.
+ * @retval None
+ */
+void TIM_OC1Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct)
+{
+ uint16_t tmpccmrx = 0, tmpccer = 0, tmpcr2 = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_OC_MODE(TIM_OCInitStruct->TIM_OCMode));
+ assert_param(IS_TIM_OUTPUT_STATE(TIM_OCInitStruct->TIM_OutputState));
+ assert_param(IS_TIM_OC_POLARITY(TIM_OCInitStruct->TIM_OCPolarity));
+ /* Disable the Channel 1: Reset the CC1E Bit */
+ TIMx->CCER &= (uint16_t)(~(uint16_t)TIM_CCER_CC1E);
+ /* Get the TIMx CCER register value */
+ tmpccer = TIMx->CCER;
+ /* Get the TIMx CR2 register value */
+ tmpcr2 = TIMx->CR2;
+
+ /* Get the TIMx CCMR1 register value */
+ tmpccmrx = TIMx->CCMR1;
+
+ /* Reset the Output Compare Mode Bits */
+ tmpccmrx &= (uint16_t)(~((uint16_t)TIM_CCMR1_OC1M));
+ tmpccmrx &= (uint16_t)(~((uint16_t)TIM_CCMR1_CC1S));
+
+ /* Select the Output Compare Mode */
+ tmpccmrx |= TIM_OCInitStruct->TIM_OCMode;
+
+ /* Reset the Output Polarity level */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC1P));
+ /* Set the Output Compare Polarity */
+ tmpccer |= TIM_OCInitStruct->TIM_OCPolarity;
+
+ /* Set the Output State */
+ tmpccer |= TIM_OCInitStruct->TIM_OutputState;
+
+ if((TIMx == TIM1) || (TIMx == TIM8)|| (TIMx == TIM15)||
+ (TIMx == TIM16)|| (TIMx == TIM17))
+ {
+ assert_param(IS_TIM_OUTPUTN_STATE(TIM_OCInitStruct->TIM_OutputNState));
+ assert_param(IS_TIM_OCN_POLARITY(TIM_OCInitStruct->TIM_OCNPolarity));
+ assert_param(IS_TIM_OCNIDLE_STATE(TIM_OCInitStruct->TIM_OCNIdleState));
+ assert_param(IS_TIM_OCIDLE_STATE(TIM_OCInitStruct->TIM_OCIdleState));
+
+ /* Reset the Output N Polarity level */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC1NP));
+ /* Set the Output N Polarity */
+ tmpccer |= TIM_OCInitStruct->TIM_OCNPolarity;
+
+ /* Reset the Output N State */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC1NE));
+ /* Set the Output N State */
+ tmpccer |= TIM_OCInitStruct->TIM_OutputNState;
+
+ /* Reset the Output Compare and Output Compare N IDLE State */
+ tmpcr2 &= (uint16_t)(~((uint16_t)TIM_CR2_OIS1));
+ tmpcr2 &= (uint16_t)(~((uint16_t)TIM_CR2_OIS1N));
+
+ /* Set the Output Idle state */
+ tmpcr2 |= TIM_OCInitStruct->TIM_OCIdleState;
+ /* Set the Output N Idle state */
+ tmpcr2 |= TIM_OCInitStruct->TIM_OCNIdleState;
+ }
+ /* Write to TIMx CR2 */
+ TIMx->CR2 = tmpcr2;
+
+ /* Write to TIMx CCMR1 */
+ TIMx->CCMR1 = tmpccmrx;
+
+ /* Set the Capture Compare Register value */
+ TIMx->CCR1 = TIM_OCInitStruct->TIM_Pulse;
+
+ /* Write to TIMx CCER */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Initializes the TIMx Channel2 according to the specified
+ * parameters in the TIM_OCInitStruct.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select
+ * the TIM peripheral.
+ * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure
+ * that contains the configuration information for the specified TIM peripheral.
+ * @retval None
+ */
+void TIM_OC2Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct)
+{
+ uint16_t tmpccmrx = 0, tmpccer = 0, tmpcr2 = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_OC_MODE(TIM_OCInitStruct->TIM_OCMode));
+ assert_param(IS_TIM_OUTPUT_STATE(TIM_OCInitStruct->TIM_OutputState));
+ assert_param(IS_TIM_OC_POLARITY(TIM_OCInitStruct->TIM_OCPolarity));
+ /* Disable the Channel 2: Reset the CC2E Bit */
+ TIMx->CCER &= (uint16_t)(~((uint16_t)TIM_CCER_CC2E));
+
+ /* Get the TIMx CCER register value */
+ tmpccer = TIMx->CCER;
+ /* Get the TIMx CR2 register value */
+ tmpcr2 = TIMx->CR2;
+
+ /* Get the TIMx CCMR1 register value */
+ tmpccmrx = TIMx->CCMR1;
+
+ /* Reset the Output Compare mode and Capture/Compare selection Bits */
+ tmpccmrx &= (uint16_t)(~((uint16_t)TIM_CCMR1_OC2M));
+ tmpccmrx &= (uint16_t)(~((uint16_t)TIM_CCMR1_CC2S));
+
+ /* Select the Output Compare Mode */
+ tmpccmrx |= (uint16_t)(TIM_OCInitStruct->TIM_OCMode << 8);
+
+ /* Reset the Output Polarity level */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC2P));
+ /* Set the Output Compare Polarity */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCPolarity << 4);
+
+ /* Set the Output State */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputState << 4);
+
+ if((TIMx == TIM1) || (TIMx == TIM8))
+ {
+ assert_param(IS_TIM_OUTPUTN_STATE(TIM_OCInitStruct->TIM_OutputNState));
+ assert_param(IS_TIM_OCN_POLARITY(TIM_OCInitStruct->TIM_OCNPolarity));
+ assert_param(IS_TIM_OCNIDLE_STATE(TIM_OCInitStruct->TIM_OCNIdleState));
+ assert_param(IS_TIM_OCIDLE_STATE(TIM_OCInitStruct->TIM_OCIdleState));
+
+ /* Reset the Output N Polarity level */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC2NP));
+ /* Set the Output N Polarity */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCNPolarity << 4);
+
+ /* Reset the Output N State */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC2NE));
+ /* Set the Output N State */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputNState << 4);
+
+ /* Reset the Output Compare and Output Compare N IDLE State */
+ tmpcr2 &= (uint16_t)(~((uint16_t)TIM_CR2_OIS2));
+ tmpcr2 &= (uint16_t)(~((uint16_t)TIM_CR2_OIS2N));
+
+ /* Set the Output Idle state */
+ tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCIdleState << 2);
+ /* Set the Output N Idle state */
+ tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCNIdleState << 2);
+ }
+ /* Write to TIMx CR2 */
+ TIMx->CR2 = tmpcr2;
+
+ /* Write to TIMx CCMR1 */
+ TIMx->CCMR1 = tmpccmrx;
+
+ /* Set the Capture Compare Register value */
+ TIMx->CCR2 = TIM_OCInitStruct->TIM_Pulse;
+
+ /* Write to TIMx CCER */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Initializes the TIMx Channel3 according to the specified
+ * parameters in the TIM_OCInitStruct.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure
+ * that contains the configuration information for the specified TIM peripheral.
+ * @retval None
+ */
+void TIM_OC3Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct)
+{
+ uint16_t tmpccmrx = 0, tmpccer = 0, tmpcr2 = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OC_MODE(TIM_OCInitStruct->TIM_OCMode));
+ assert_param(IS_TIM_OUTPUT_STATE(TIM_OCInitStruct->TIM_OutputState));
+ assert_param(IS_TIM_OC_POLARITY(TIM_OCInitStruct->TIM_OCPolarity));
+ /* Disable the Channel 2: Reset the CC2E Bit */
+ TIMx->CCER &= (uint16_t)(~((uint16_t)TIM_CCER_CC3E));
+
+ /* Get the TIMx CCER register value */
+ tmpccer = TIMx->CCER;
+ /* Get the TIMx CR2 register value */
+ tmpcr2 = TIMx->CR2;
+
+ /* Get the TIMx CCMR2 register value */
+ tmpccmrx = TIMx->CCMR2;
+
+ /* Reset the Output Compare mode and Capture/Compare selection Bits */
+ tmpccmrx &= (uint16_t)(~((uint16_t)TIM_CCMR2_OC3M));
+ tmpccmrx &= (uint16_t)(~((uint16_t)TIM_CCMR2_CC3S));
+ /* Select the Output Compare Mode */
+ tmpccmrx |= TIM_OCInitStruct->TIM_OCMode;
+
+ /* Reset the Output Polarity level */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC3P));
+ /* Set the Output Compare Polarity */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCPolarity << 8);
+
+ /* Set the Output State */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputState << 8);
+
+ if((TIMx == TIM1) || (TIMx == TIM8))
+ {
+ assert_param(IS_TIM_OUTPUTN_STATE(TIM_OCInitStruct->TIM_OutputNState));
+ assert_param(IS_TIM_OCN_POLARITY(TIM_OCInitStruct->TIM_OCNPolarity));
+ assert_param(IS_TIM_OCNIDLE_STATE(TIM_OCInitStruct->TIM_OCNIdleState));
+ assert_param(IS_TIM_OCIDLE_STATE(TIM_OCInitStruct->TIM_OCIdleState));
+
+ /* Reset the Output N Polarity level */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC3NP));
+ /* Set the Output N Polarity */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCNPolarity << 8);
+ /* Reset the Output N State */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC3NE));
+
+ /* Set the Output N State */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputNState << 8);
+ /* Reset the Output Compare and Output Compare N IDLE State */
+ tmpcr2 &= (uint16_t)(~((uint16_t)TIM_CR2_OIS3));
+ tmpcr2 &= (uint16_t)(~((uint16_t)TIM_CR2_OIS3N));
+ /* Set the Output Idle state */
+ tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCIdleState << 4);
+ /* Set the Output N Idle state */
+ tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCNIdleState << 4);
+ }
+ /* Write to TIMx CR2 */
+ TIMx->CR2 = tmpcr2;
+
+ /* Write to TIMx CCMR2 */
+ TIMx->CCMR2 = tmpccmrx;
+
+ /* Set the Capture Compare Register value */
+ TIMx->CCR3 = TIM_OCInitStruct->TIM_Pulse;
+
+ /* Write to TIMx CCER */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Initializes the TIMx Channel4 according to the specified
+ * parameters in the TIM_OCInitStruct.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure
+ * that contains the configuration information for the specified TIM peripheral.
+ * @retval None
+ */
+void TIM_OC4Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct)
+{
+ uint16_t tmpccmrx = 0, tmpccer = 0, tmpcr2 = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OC_MODE(TIM_OCInitStruct->TIM_OCMode));
+ assert_param(IS_TIM_OUTPUT_STATE(TIM_OCInitStruct->TIM_OutputState));
+ assert_param(IS_TIM_OC_POLARITY(TIM_OCInitStruct->TIM_OCPolarity));
+ /* Disable the Channel 2: Reset the CC4E Bit */
+ TIMx->CCER &= (uint16_t)(~((uint16_t)TIM_CCER_CC4E));
+
+ /* Get the TIMx CCER register value */
+ tmpccer = TIMx->CCER;
+ /* Get the TIMx CR2 register value */
+ tmpcr2 = TIMx->CR2;
+
+ /* Get the TIMx CCMR2 register value */
+ tmpccmrx = TIMx->CCMR2;
+
+ /* Reset the Output Compare mode and Capture/Compare selection Bits */
+ tmpccmrx &= (uint16_t)(~((uint16_t)TIM_CCMR2_OC4M));
+ tmpccmrx &= (uint16_t)(~((uint16_t)TIM_CCMR2_CC4S));
+
+ /* Select the Output Compare Mode */
+ tmpccmrx |= (uint16_t)(TIM_OCInitStruct->TIM_OCMode << 8);
+
+ /* Reset the Output Polarity level */
+ tmpccer &= (uint16_t)(~((uint16_t)TIM_CCER_CC4P));
+ /* Set the Output Compare Polarity */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCPolarity << 12);
+
+ /* Set the Output State */
+ tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputState << 12);
+
+ if((TIMx == TIM1) || (TIMx == TIM8))
+ {
+ assert_param(IS_TIM_OCIDLE_STATE(TIM_OCInitStruct->TIM_OCIdleState));
+ /* Reset the Output Compare IDLE State */
+ tmpcr2 &= (uint16_t)(~((uint16_t)TIM_CR2_OIS4));
+ /* Set the Output Idle state */
+ tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCIdleState << 6);
+ }
+ /* Write to TIMx CR2 */
+ TIMx->CR2 = tmpcr2;
+
+ /* Write to TIMx CCMR2 */
+ TIMx->CCMR2 = tmpccmrx;
+
+ /* Set the Capture Compare Register value */
+ TIMx->CCR4 = TIM_OCInitStruct->TIM_Pulse;
+
+ /* Write to TIMx CCER */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Initializes the TIM peripheral according to the specified
+ * parameters in the TIM_ICInitStruct.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_ICInitStruct: pointer to a TIM_ICInitTypeDef structure
+ * that contains the configuration information for the specified TIM peripheral.
+ * @retval None
+ */
+void TIM_ICInit(TIM_TypeDef* TIMx, TIM_ICInitTypeDef* TIM_ICInitStruct)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_CHANNEL(TIM_ICInitStruct->TIM_Channel));
+ assert_param(IS_TIM_IC_SELECTION(TIM_ICInitStruct->TIM_ICSelection));
+ assert_param(IS_TIM_IC_PRESCALER(TIM_ICInitStruct->TIM_ICPrescaler));
+ assert_param(IS_TIM_IC_FILTER(TIM_ICInitStruct->TIM_ICFilter));
+
+ if((TIMx == TIM1) || (TIMx == TIM8) || (TIMx == TIM2) || (TIMx == TIM3) ||
+ (TIMx == TIM4) ||(TIMx == TIM5))
+ {
+ assert_param(IS_TIM_IC_POLARITY(TIM_ICInitStruct->TIM_ICPolarity));
+ }
+ else
+ {
+ assert_param(IS_TIM_IC_POLARITY_LITE(TIM_ICInitStruct->TIM_ICPolarity));
+ }
+ if (TIM_ICInitStruct->TIM_Channel == TIM_Channel_1)
+ {
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ /* TI1 Configuration */
+ TI1_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity,
+ TIM_ICInitStruct->TIM_ICSelection,
+ TIM_ICInitStruct->TIM_ICFilter);
+ /* Set the Input Capture Prescaler value */
+ TIM_SetIC1Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler);
+ }
+ else if (TIM_ICInitStruct->TIM_Channel == TIM_Channel_2)
+ {
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ /* TI2 Configuration */
+ TI2_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity,
+ TIM_ICInitStruct->TIM_ICSelection,
+ TIM_ICInitStruct->TIM_ICFilter);
+ /* Set the Input Capture Prescaler value */
+ TIM_SetIC2Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler);
+ }
+ else if (TIM_ICInitStruct->TIM_Channel == TIM_Channel_3)
+ {
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ /* TI3 Configuration */
+ TI3_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity,
+ TIM_ICInitStruct->TIM_ICSelection,
+ TIM_ICInitStruct->TIM_ICFilter);
+ /* Set the Input Capture Prescaler value */
+ TIM_SetIC3Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler);
+ }
+ else
+ {
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ /* TI4 Configuration */
+ TI4_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity,
+ TIM_ICInitStruct->TIM_ICSelection,
+ TIM_ICInitStruct->TIM_ICFilter);
+ /* Set the Input Capture Prescaler value */
+ TIM_SetIC4Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler);
+ }
+}
+
+/**
+ * @brief Configures the TIM peripheral according to the specified
+ * parameters in the TIM_ICInitStruct to measure an external PWM signal.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_ICInitStruct: pointer to a TIM_ICInitTypeDef structure
+ * that contains the configuration information for the specified TIM peripheral.
+ * @retval None
+ */
+void TIM_PWMIConfig(TIM_TypeDef* TIMx, TIM_ICInitTypeDef* TIM_ICInitStruct)
+{
+ uint16_t icoppositepolarity = TIM_ICPolarity_Rising;
+ uint16_t icoppositeselection = TIM_ICSelection_DirectTI;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ /* Select the Opposite Input Polarity */
+ if (TIM_ICInitStruct->TIM_ICPolarity == TIM_ICPolarity_Rising)
+ {
+ icoppositepolarity = TIM_ICPolarity_Falling;
+ }
+ else
+ {
+ icoppositepolarity = TIM_ICPolarity_Rising;
+ }
+ /* Select the Opposite Input */
+ if (TIM_ICInitStruct->TIM_ICSelection == TIM_ICSelection_DirectTI)
+ {
+ icoppositeselection = TIM_ICSelection_IndirectTI;
+ }
+ else
+ {
+ icoppositeselection = TIM_ICSelection_DirectTI;
+ }
+ if (TIM_ICInitStruct->TIM_Channel == TIM_Channel_1)
+ {
+ /* TI1 Configuration */
+ TI1_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity, TIM_ICInitStruct->TIM_ICSelection,
+ TIM_ICInitStruct->TIM_ICFilter);
+ /* Set the Input Capture Prescaler value */
+ TIM_SetIC1Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler);
+ /* TI2 Configuration */
+ TI2_Config(TIMx, icoppositepolarity, icoppositeselection, TIM_ICInitStruct->TIM_ICFilter);
+ /* Set the Input Capture Prescaler value */
+ TIM_SetIC2Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler);
+ }
+ else
+ {
+ /* TI2 Configuration */
+ TI2_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity, TIM_ICInitStruct->TIM_ICSelection,
+ TIM_ICInitStruct->TIM_ICFilter);
+ /* Set the Input Capture Prescaler value */
+ TIM_SetIC2Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler);
+ /* TI1 Configuration */
+ TI1_Config(TIMx, icoppositepolarity, icoppositeselection, TIM_ICInitStruct->TIM_ICFilter);
+ /* Set the Input Capture Prescaler value */
+ TIM_SetIC1Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler);
+ }
+}
+
+/**
+ * @brief Configures the: Break feature, dead time, Lock level, the OSSI,
+ * the OSSR State and the AOE(automatic output enable).
+ * @param TIMx: where x can be 1 or 8 to select the TIM
+ * @param TIM_BDTRInitStruct: pointer to a TIM_BDTRInitTypeDef structure that
+ * contains the BDTR Register configuration information for the TIM peripheral.
+ * @retval None
+ */
+void TIM_BDTRConfig(TIM_TypeDef* TIMx, TIM_BDTRInitTypeDef *TIM_BDTRInitStruct)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST2_PERIPH(TIMx));
+ assert_param(IS_TIM_OSSR_STATE(TIM_BDTRInitStruct->TIM_OSSRState));
+ assert_param(IS_TIM_OSSI_STATE(TIM_BDTRInitStruct->TIM_OSSIState));
+ assert_param(IS_TIM_LOCK_LEVEL(TIM_BDTRInitStruct->TIM_LOCKLevel));
+ assert_param(IS_TIM_BREAK_STATE(TIM_BDTRInitStruct->TIM_Break));
+ assert_param(IS_TIM_BREAK_POLARITY(TIM_BDTRInitStruct->TIM_BreakPolarity));
+ assert_param(IS_TIM_AUTOMATIC_OUTPUT_STATE(TIM_BDTRInitStruct->TIM_AutomaticOutput));
+ /* Set the Lock level, the Break enable Bit and the Ploarity, the OSSR State,
+ the OSSI State, the dead time value and the Automatic Output Enable Bit */
+ TIMx->BDTR = (uint32_t)TIM_BDTRInitStruct->TIM_OSSRState | TIM_BDTRInitStruct->TIM_OSSIState |
+ TIM_BDTRInitStruct->TIM_LOCKLevel | TIM_BDTRInitStruct->TIM_DeadTime |
+ TIM_BDTRInitStruct->TIM_Break | TIM_BDTRInitStruct->TIM_BreakPolarity |
+ TIM_BDTRInitStruct->TIM_AutomaticOutput;
+}
+
+/**
+ * @brief Fills each TIM_TimeBaseInitStruct member with its default value.
+ * @param TIM_TimeBaseInitStruct : pointer to a TIM_TimeBaseInitTypeDef
+ * structure which will be initialized.
+ * @retval None
+ */
+void TIM_TimeBaseStructInit(TIM_TimeBaseInitTypeDef* TIM_TimeBaseInitStruct)
+{
+ /* Set the default configuration */
+ TIM_TimeBaseInitStruct->TIM_Period = 0xFFFF;
+ TIM_TimeBaseInitStruct->TIM_Prescaler = 0x0000;
+ TIM_TimeBaseInitStruct->TIM_ClockDivision = TIM_CKD_DIV1;
+ TIM_TimeBaseInitStruct->TIM_CounterMode = TIM_CounterMode_Up;
+ TIM_TimeBaseInitStruct->TIM_RepetitionCounter = 0x0000;
+}
+
+/**
+ * @brief Fills each TIM_OCInitStruct member with its default value.
+ * @param TIM_OCInitStruct : pointer to a TIM_OCInitTypeDef structure which will
+ * be initialized.
+ * @retval None
+ */
+void TIM_OCStructInit(TIM_OCInitTypeDef* TIM_OCInitStruct)
+{
+ /* Set the default configuration */
+ TIM_OCInitStruct->TIM_OCMode = TIM_OCMode_Timing;
+ TIM_OCInitStruct->TIM_OutputState = TIM_OutputState_Disable;
+ TIM_OCInitStruct->TIM_OutputNState = TIM_OutputNState_Disable;
+ TIM_OCInitStruct->TIM_Pulse = 0x0000;
+ TIM_OCInitStruct->TIM_OCPolarity = TIM_OCPolarity_High;
+ TIM_OCInitStruct->TIM_OCNPolarity = TIM_OCPolarity_High;
+ TIM_OCInitStruct->TIM_OCIdleState = TIM_OCIdleState_Reset;
+ TIM_OCInitStruct->TIM_OCNIdleState = TIM_OCNIdleState_Reset;
+}
+
+/**
+ * @brief Fills each TIM_ICInitStruct member with its default value.
+ * @param TIM_ICInitStruct: pointer to a TIM_ICInitTypeDef structure which will
+ * be initialized.
+ * @retval None
+ */
+void TIM_ICStructInit(TIM_ICInitTypeDef* TIM_ICInitStruct)
+{
+ /* Set the default configuration */
+ TIM_ICInitStruct->TIM_Channel = TIM_Channel_1;
+ TIM_ICInitStruct->TIM_ICPolarity = TIM_ICPolarity_Rising;
+ TIM_ICInitStruct->TIM_ICSelection = TIM_ICSelection_DirectTI;
+ TIM_ICInitStruct->TIM_ICPrescaler = TIM_ICPSC_DIV1;
+ TIM_ICInitStruct->TIM_ICFilter = 0x00;
+}
+
+/**
+ * @brief Fills each TIM_BDTRInitStruct member with its default value.
+ * @param TIM_BDTRInitStruct: pointer to a TIM_BDTRInitTypeDef structure which
+ * will be initialized.
+ * @retval None
+ */
+void TIM_BDTRStructInit(TIM_BDTRInitTypeDef* TIM_BDTRInitStruct)
+{
+ /* Set the default configuration */
+ TIM_BDTRInitStruct->TIM_OSSRState = TIM_OSSRState_Disable;
+ TIM_BDTRInitStruct->TIM_OSSIState = TIM_OSSIState_Disable;
+ TIM_BDTRInitStruct->TIM_LOCKLevel = TIM_LOCKLevel_OFF;
+ TIM_BDTRInitStruct->TIM_DeadTime = 0x00;
+ TIM_BDTRInitStruct->TIM_Break = TIM_Break_Disable;
+ TIM_BDTRInitStruct->TIM_BreakPolarity = TIM_BreakPolarity_Low;
+ TIM_BDTRInitStruct->TIM_AutomaticOutput = TIM_AutomaticOutput_Disable;
+}
+
+/**
+ * @brief Enables or disables the specified TIM peripheral.
+ * @param TIMx: where x can be 1 to 17 to select the TIMx peripheral.
+ * @param NewState: new state of the TIMx peripheral.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_Cmd(TIM_TypeDef* TIMx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the TIM Counter */
+ TIMx->CR1 |= TIM_CR1_CEN;
+ }
+ else
+ {
+ /* Disable the TIM Counter */
+ TIMx->CR1 &= (uint16_t)(~((uint16_t)TIM_CR1_CEN));
+ }
+}
+
+/**
+ * @brief Enables or disables the TIM peripheral Main Outputs.
+ * @param TIMx: where x can be 1, 8, 15, 16 or 17 to select the TIMx peripheral.
+ * @param NewState: new state of the TIM peripheral Main Outputs.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_CtrlPWMOutputs(TIM_TypeDef* TIMx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST2_PERIPH(TIMx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Enable the TIM Main Output */
+ TIMx->BDTR |= TIM_BDTR_MOE;
+ }
+ else
+ {
+ /* Disable the TIM Main Output */
+ TIMx->BDTR &= (uint16_t)(~((uint16_t)TIM_BDTR_MOE));
+ }
+}
+
+/**
+ * @brief Enables or disables the specified TIM interrupts.
+ * @param TIMx: where x can be 1 to 17 to select the TIMx peripheral.
+ * @param TIM_IT: specifies the TIM interrupts sources to be enabled or disabled.
+ * This parameter can be any combination of the following values:
+ * @arg TIM_IT_Update: TIM update Interrupt source
+ * @arg TIM_IT_CC1: TIM Capture Compare 1 Interrupt source
+ * @arg TIM_IT_CC2: TIM Capture Compare 2 Interrupt source
+ * @arg TIM_IT_CC3: TIM Capture Compare 3 Interrupt source
+ * @arg TIM_IT_CC4: TIM Capture Compare 4 Interrupt source
+ * @arg TIM_IT_COM: TIM Commutation Interrupt source
+ * @arg TIM_IT_Trigger: TIM Trigger Interrupt source
+ * @arg TIM_IT_Break: TIM Break Interrupt source
+ * @note
+ * - TIM6 and TIM7 can only generate an update interrupt.
+ * - TIM9, TIM12 and TIM15 can have only TIM_IT_Update, TIM_IT_CC1,
+ * TIM_IT_CC2 or TIM_IT_Trigger.
+ * - TIM10, TIM11, TIM13, TIM14, TIM16 and TIM17 can have TIM_IT_Update or TIM_IT_CC1.
+ * - TIM_IT_Break is used only with TIM1, TIM8 and TIM15.
+ * - TIM_IT_COM is used only with TIM1, TIM8, TIM15, TIM16 and TIM17.
+ * @param NewState: new state of the TIM interrupts.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_ITConfig(TIM_TypeDef* TIMx, uint16_t TIM_IT, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_IT(TIM_IT));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the Interrupt sources */
+ TIMx->DIER |= TIM_IT;
+ }
+ else
+ {
+ /* Disable the Interrupt sources */
+ TIMx->DIER &= (uint16_t)~TIM_IT;
+ }
+}
+
+/**
+ * @brief Configures the TIMx event to be generate by software.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param TIM_EventSource: specifies the event source.
+ * This parameter can be one or more of the following values:
+ * @arg TIM_EventSource_Update: Timer update Event source
+ * @arg TIM_EventSource_CC1: Timer Capture Compare 1 Event source
+ * @arg TIM_EventSource_CC2: Timer Capture Compare 2 Event source
+ * @arg TIM_EventSource_CC3: Timer Capture Compare 3 Event source
+ * @arg TIM_EventSource_CC4: Timer Capture Compare 4 Event source
+ * @arg TIM_EventSource_COM: Timer COM event source
+ * @arg TIM_EventSource_Trigger: Timer Trigger Event source
+ * @arg TIM_EventSource_Break: Timer Break event source
+ * @note
+ * - TIM6 and TIM7 can only generate an update event.
+ * - TIM_EventSource_COM and TIM_EventSource_Break are used only with TIM1 and TIM8.
+ * @retval None
+ */
+void TIM_GenerateEvent(TIM_TypeDef* TIMx, uint16_t TIM_EventSource)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_EVENT_SOURCE(TIM_EventSource));
+
+ /* Set the event sources */
+ TIMx->EGR = TIM_EventSource;
+}
+
+/**
+ * @brief Configures the TIMx's DMA interface.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 15, 16 or 17 to select
+ * the TIM peripheral.
+ * @param TIM_DMABase: DMA Base address.
+ * This parameter can be one of the following values:
+ * @arg TIM_DMABase_CR, TIM_DMABase_CR2, TIM_DMABase_SMCR,
+ * TIM_DMABase_DIER, TIM1_DMABase_SR, TIM_DMABase_EGR,
+ * TIM_DMABase_CCMR1, TIM_DMABase_CCMR2, TIM_DMABase_CCER,
+ * TIM_DMABase_CNT, TIM_DMABase_PSC, TIM_DMABase_ARR,
+ * TIM_DMABase_RCR, TIM_DMABase_CCR1, TIM_DMABase_CCR2,
+ * TIM_DMABase_CCR3, TIM_DMABase_CCR4, TIM_DMABase_BDTR,
+ * TIM_DMABase_DCR.
+ * @param TIM_DMABurstLength: DMA Burst length.
+ * This parameter can be one value between:
+ * TIM_DMABurstLength_1Transfer and TIM_DMABurstLength_18Transfers.
+ * @retval None
+ */
+void TIM_DMAConfig(TIM_TypeDef* TIMx, uint16_t TIM_DMABase, uint16_t TIM_DMABurstLength)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST4_PERIPH(TIMx));
+ assert_param(IS_TIM_DMA_BASE(TIM_DMABase));
+ assert_param(IS_TIM_DMA_LENGTH(TIM_DMABurstLength));
+ /* Set the DMA Base and the DMA Burst Length */
+ TIMx->DCR = TIM_DMABase | TIM_DMABurstLength;
+}
+
+/**
+ * @brief Enables or disables the TIMx's DMA Requests.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 6, 7, 8, 15, 16 or 17
+ * to select the TIM peripheral.
+ * @param TIM_DMASource: specifies the DMA Request sources.
+ * This parameter can be any combination of the following values:
+ * @arg TIM_DMA_Update: TIM update Interrupt source
+ * @arg TIM_DMA_CC1: TIM Capture Compare 1 DMA source
+ * @arg TIM_DMA_CC2: TIM Capture Compare 2 DMA source
+ * @arg TIM_DMA_CC3: TIM Capture Compare 3 DMA source
+ * @arg TIM_DMA_CC4: TIM Capture Compare 4 DMA source
+ * @arg TIM_DMA_COM: TIM Commutation DMA source
+ * @arg TIM_DMA_Trigger: TIM Trigger DMA source
+ * @param NewState: new state of the DMA Request sources.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_DMACmd(TIM_TypeDef* TIMx, uint16_t TIM_DMASource, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST9_PERIPH(TIMx));
+ assert_param(IS_TIM_DMA_SOURCE(TIM_DMASource));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the DMA sources */
+ TIMx->DIER |= TIM_DMASource;
+ }
+ else
+ {
+ /* Disable the DMA sources */
+ TIMx->DIER &= (uint16_t)~TIM_DMASource;
+ }
+}
+
+/**
+ * @brief Configures the TIMx internal Clock
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15
+ * to select the TIM peripheral.
+ * @retval None
+ */
+void TIM_InternalClockConfig(TIM_TypeDef* TIMx)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ /* Disable slave mode to clock the prescaler directly with the internal clock */
+ TIMx->SMCR &= (uint16_t)(~((uint16_t)TIM_SMCR_SMS));
+}
+
+/**
+ * @brief Configures the TIMx Internal Trigger as External Clock
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_ITRSource: Trigger source.
+ * This parameter can be one of the following values:
+ * @param TIM_TS_ITR0: Internal Trigger 0
+ * @param TIM_TS_ITR1: Internal Trigger 1
+ * @param TIM_TS_ITR2: Internal Trigger 2
+ * @param TIM_TS_ITR3: Internal Trigger 3
+ * @retval None
+ */
+void TIM_ITRxExternalClockConfig(TIM_TypeDef* TIMx, uint16_t TIM_InputTriggerSource)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_INTERNAL_TRIGGER_SELECTION(TIM_InputTriggerSource));
+ /* Select the Internal Trigger */
+ TIM_SelectInputTrigger(TIMx, TIM_InputTriggerSource);
+ /* Select the External clock mode1 */
+ TIMx->SMCR |= TIM_SlaveMode_External1;
+}
+
+/**
+ * @brief Configures the TIMx Trigger as External Clock
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_TIxExternalCLKSource: Trigger source.
+ * This parameter can be one of the following values:
+ * @arg TIM_TIxExternalCLK1Source_TI1ED: TI1 Edge Detector
+ * @arg TIM_TIxExternalCLK1Source_TI1: Filtered Timer Input 1
+ * @arg TIM_TIxExternalCLK1Source_TI2: Filtered Timer Input 2
+ * @param TIM_ICPolarity: specifies the TIx Polarity.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPolarity_Rising
+ * @arg TIM_ICPolarity_Falling
+ * @param ICFilter : specifies the filter value.
+ * This parameter must be a value between 0x0 and 0xF.
+ * @retval None
+ */
+void TIM_TIxExternalClockConfig(TIM_TypeDef* TIMx, uint16_t TIM_TIxExternalCLKSource,
+ uint16_t TIM_ICPolarity, uint16_t ICFilter)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_TIXCLK_SOURCE(TIM_TIxExternalCLKSource));
+ assert_param(IS_TIM_IC_POLARITY(TIM_ICPolarity));
+ assert_param(IS_TIM_IC_FILTER(ICFilter));
+ /* Configure the Timer Input Clock Source */
+ if (TIM_TIxExternalCLKSource == TIM_TIxExternalCLK1Source_TI2)
+ {
+ TI2_Config(TIMx, TIM_ICPolarity, TIM_ICSelection_DirectTI, ICFilter);
+ }
+ else
+ {
+ TI1_Config(TIMx, TIM_ICPolarity, TIM_ICSelection_DirectTI, ICFilter);
+ }
+ /* Select the Trigger source */
+ TIM_SelectInputTrigger(TIMx, TIM_TIxExternalCLKSource);
+ /* Select the External clock mode1 */
+ TIMx->SMCR |= TIM_SlaveMode_External1;
+}
+
+/**
+ * @brief Configures the External clock Mode1
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ExtTRGPrescaler: The external Trigger Prescaler.
+ * This parameter can be one of the following values:
+ * @arg TIM_ExtTRGPSC_OFF: ETRP Prescaler OFF.
+ * @arg TIM_ExtTRGPSC_DIV2: ETRP frequency divided by 2.
+ * @arg TIM_ExtTRGPSC_DIV4: ETRP frequency divided by 4.
+ * @arg TIM_ExtTRGPSC_DIV8: ETRP frequency divided by 8.
+ * @param TIM_ExtTRGPolarity: The external Trigger Polarity.
+ * This parameter can be one of the following values:
+ * @arg TIM_ExtTRGPolarity_Inverted: active low or falling edge active.
+ * @arg TIM_ExtTRGPolarity_NonInverted: active high or rising edge active.
+ * @param ExtTRGFilter: External Trigger Filter.
+ * This parameter must be a value between 0x00 and 0x0F
+ * @retval None
+ */
+void TIM_ETRClockMode1Config(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler, uint16_t TIM_ExtTRGPolarity,
+ uint16_t ExtTRGFilter)
+{
+ uint16_t tmpsmcr = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_EXT_PRESCALER(TIM_ExtTRGPrescaler));
+ assert_param(IS_TIM_EXT_POLARITY(TIM_ExtTRGPolarity));
+ assert_param(IS_TIM_EXT_FILTER(ExtTRGFilter));
+ /* Configure the ETR Clock source */
+ TIM_ETRConfig(TIMx, TIM_ExtTRGPrescaler, TIM_ExtTRGPolarity, ExtTRGFilter);
+
+ /* Get the TIMx SMCR register value */
+ tmpsmcr = TIMx->SMCR;
+ /* Reset the SMS Bits */
+ tmpsmcr &= (uint16_t)(~((uint16_t)TIM_SMCR_SMS));
+ /* Select the External clock mode1 */
+ tmpsmcr |= TIM_SlaveMode_External1;
+ /* Select the Trigger selection : ETRF */
+ tmpsmcr &= (uint16_t)(~((uint16_t)TIM_SMCR_TS));
+ tmpsmcr |= TIM_TS_ETRF;
+ /* Write to TIMx SMCR */
+ TIMx->SMCR = tmpsmcr;
+}
+
+/**
+ * @brief Configures the External clock Mode2
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ExtTRGPrescaler: The external Trigger Prescaler.
+ * This parameter can be one of the following values:
+ * @arg TIM_ExtTRGPSC_OFF: ETRP Prescaler OFF.
+ * @arg TIM_ExtTRGPSC_DIV2: ETRP frequency divided by 2.
+ * @arg TIM_ExtTRGPSC_DIV4: ETRP frequency divided by 4.
+ * @arg TIM_ExtTRGPSC_DIV8: ETRP frequency divided by 8.
+ * @param TIM_ExtTRGPolarity: The external Trigger Polarity.
+ * This parameter can be one of the following values:
+ * @arg TIM_ExtTRGPolarity_Inverted: active low or falling edge active.
+ * @arg TIM_ExtTRGPolarity_NonInverted: active high or rising edge active.
+ * @param ExtTRGFilter: External Trigger Filter.
+ * This parameter must be a value between 0x00 and 0x0F
+ * @retval None
+ */
+void TIM_ETRClockMode2Config(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler,
+ uint16_t TIM_ExtTRGPolarity, uint16_t ExtTRGFilter)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_EXT_PRESCALER(TIM_ExtTRGPrescaler));
+ assert_param(IS_TIM_EXT_POLARITY(TIM_ExtTRGPolarity));
+ assert_param(IS_TIM_EXT_FILTER(ExtTRGFilter));
+ /* Configure the ETR Clock source */
+ TIM_ETRConfig(TIMx, TIM_ExtTRGPrescaler, TIM_ExtTRGPolarity, ExtTRGFilter);
+ /* Enable the External clock mode2 */
+ TIMx->SMCR |= TIM_SMCR_ECE;
+}
+
+/**
+ * @brief Configures the TIMx External Trigger (ETR).
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ExtTRGPrescaler: The external Trigger Prescaler.
+ * This parameter can be one of the following values:
+ * @arg TIM_ExtTRGPSC_OFF: ETRP Prescaler OFF.
+ * @arg TIM_ExtTRGPSC_DIV2: ETRP frequency divided by 2.
+ * @arg TIM_ExtTRGPSC_DIV4: ETRP frequency divided by 4.
+ * @arg TIM_ExtTRGPSC_DIV8: ETRP frequency divided by 8.
+ * @param TIM_ExtTRGPolarity: The external Trigger Polarity.
+ * This parameter can be one of the following values:
+ * @arg TIM_ExtTRGPolarity_Inverted: active low or falling edge active.
+ * @arg TIM_ExtTRGPolarity_NonInverted: active high or rising edge active.
+ * @param ExtTRGFilter: External Trigger Filter.
+ * This parameter must be a value between 0x00 and 0x0F
+ * @retval None
+ */
+void TIM_ETRConfig(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler, uint16_t TIM_ExtTRGPolarity,
+ uint16_t ExtTRGFilter)
+{
+ uint16_t tmpsmcr = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_EXT_PRESCALER(TIM_ExtTRGPrescaler));
+ assert_param(IS_TIM_EXT_POLARITY(TIM_ExtTRGPolarity));
+ assert_param(IS_TIM_EXT_FILTER(ExtTRGFilter));
+ tmpsmcr = TIMx->SMCR;
+ /* Reset the ETR Bits */
+ tmpsmcr &= SMCR_ETR_Mask;
+ /* Set the Prescaler, the Filter value and the Polarity */
+ tmpsmcr |= (uint16_t)(TIM_ExtTRGPrescaler | (uint16_t)(TIM_ExtTRGPolarity | (uint16_t)(ExtTRGFilter << (uint16_t)8)));
+ /* Write to TIMx SMCR */
+ TIMx->SMCR = tmpsmcr;
+}
+
+/**
+ * @brief Configures the TIMx Prescaler.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param Prescaler: specifies the Prescaler Register value
+ * @param TIM_PSCReloadMode: specifies the TIM Prescaler Reload mode
+ * This parameter can be one of the following values:
+ * @arg TIM_PSCReloadMode_Update: The Prescaler is loaded at the update event.
+ * @arg TIM_PSCReloadMode_Immediate: The Prescaler is loaded immediately.
+ * @retval None
+ */
+void TIM_PrescalerConfig(TIM_TypeDef* TIMx, uint16_t Prescaler, uint16_t TIM_PSCReloadMode)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_PRESCALER_RELOAD(TIM_PSCReloadMode));
+ /* Set the Prescaler value */
+ TIMx->PSC = Prescaler;
+ /* Set or reset the UG Bit */
+ TIMx->EGR = TIM_PSCReloadMode;
+}
+
+/**
+ * @brief Specifies the TIMx Counter Mode to be used.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_CounterMode: specifies the Counter Mode to be used
+ * This parameter can be one of the following values:
+ * @arg TIM_CounterMode_Up: TIM Up Counting Mode
+ * @arg TIM_CounterMode_Down: TIM Down Counting Mode
+ * @arg TIM_CounterMode_CenterAligned1: TIM Center Aligned Mode1
+ * @arg TIM_CounterMode_CenterAligned2: TIM Center Aligned Mode2
+ * @arg TIM_CounterMode_CenterAligned3: TIM Center Aligned Mode3
+ * @retval None
+ */
+void TIM_CounterModeConfig(TIM_TypeDef* TIMx, uint16_t TIM_CounterMode)
+{
+ uint16_t tmpcr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_COUNTER_MODE(TIM_CounterMode));
+ tmpcr1 = TIMx->CR1;
+ /* Reset the CMS and DIR Bits */
+ tmpcr1 &= (uint16_t)(~((uint16_t)(TIM_CR1_DIR | TIM_CR1_CMS)));
+ /* Set the Counter Mode */
+ tmpcr1 |= TIM_CounterMode;
+ /* Write to TIMx CR1 register */
+ TIMx->CR1 = tmpcr1;
+}
+
+/**
+ * @brief Selects the Input Trigger source
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_InputTriggerSource: The Input Trigger source.
+ * This parameter can be one of the following values:
+ * @arg TIM_TS_ITR0: Internal Trigger 0
+ * @arg TIM_TS_ITR1: Internal Trigger 1
+ * @arg TIM_TS_ITR2: Internal Trigger 2
+ * @arg TIM_TS_ITR3: Internal Trigger 3
+ * @arg TIM_TS_TI1F_ED: TI1 Edge Detector
+ * @arg TIM_TS_TI1FP1: Filtered Timer Input 1
+ * @arg TIM_TS_TI2FP2: Filtered Timer Input 2
+ * @arg TIM_TS_ETRF: External Trigger input
+ * @retval None
+ */
+void TIM_SelectInputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_InputTriggerSource)
+{
+ uint16_t tmpsmcr = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_TRIGGER_SELECTION(TIM_InputTriggerSource));
+ /* Get the TIMx SMCR register value */
+ tmpsmcr = TIMx->SMCR;
+ /* Reset the TS Bits */
+ tmpsmcr &= (uint16_t)(~((uint16_t)TIM_SMCR_TS));
+ /* Set the Input Trigger source */
+ tmpsmcr |= TIM_InputTriggerSource;
+ /* Write to TIMx SMCR */
+ TIMx->SMCR = tmpsmcr;
+}
+
+/**
+ * @brief Configures the TIMx Encoder Interface.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_EncoderMode: specifies the TIMx Encoder Mode.
+ * This parameter can be one of the following values:
+ * @arg TIM_EncoderMode_TI1: Counter counts on TI1FP1 edge depending on TI2FP2 level.
+ * @arg TIM_EncoderMode_TI2: Counter counts on TI2FP2 edge depending on TI1FP1 level.
+ * @arg TIM_EncoderMode_TI12: Counter counts on both TI1FP1 and TI2FP2 edges depending
+ * on the level of the other input.
+ * @param TIM_IC1Polarity: specifies the IC1 Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPolarity_Falling: IC Falling edge.
+ * @arg TIM_ICPolarity_Rising: IC Rising edge.
+ * @param TIM_IC2Polarity: specifies the IC2 Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPolarity_Falling: IC Falling edge.
+ * @arg TIM_ICPolarity_Rising: IC Rising edge.
+ * @retval None
+ */
+void TIM_EncoderInterfaceConfig(TIM_TypeDef* TIMx, uint16_t TIM_EncoderMode,
+ uint16_t TIM_IC1Polarity, uint16_t TIM_IC2Polarity)
+{
+ uint16_t tmpsmcr = 0;
+ uint16_t tmpccmr1 = 0;
+ uint16_t tmpccer = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST5_PERIPH(TIMx));
+ assert_param(IS_TIM_ENCODER_MODE(TIM_EncoderMode));
+ assert_param(IS_TIM_IC_POLARITY(TIM_IC1Polarity));
+ assert_param(IS_TIM_IC_POLARITY(TIM_IC2Polarity));
+
+ /* Get the TIMx SMCR register value */
+ tmpsmcr = TIMx->SMCR;
+
+ /* Get the TIMx CCMR1 register value */
+ tmpccmr1 = TIMx->CCMR1;
+
+ /* Get the TIMx CCER register value */
+ tmpccer = TIMx->CCER;
+
+ /* Set the encoder Mode */
+ tmpsmcr &= (uint16_t)(~((uint16_t)TIM_SMCR_SMS));
+ tmpsmcr |= TIM_EncoderMode;
+
+ /* Select the Capture Compare 1 and the Capture Compare 2 as input */
+ tmpccmr1 &= (uint16_t)(((uint16_t)~((uint16_t)TIM_CCMR1_CC1S)) & (uint16_t)(~((uint16_t)TIM_CCMR1_CC2S)));
+ tmpccmr1 |= TIM_CCMR1_CC1S_0 | TIM_CCMR1_CC2S_0;
+
+ /* Set the TI1 and the TI2 Polarities */
+ tmpccer &= (uint16_t)(((uint16_t)~((uint16_t)TIM_CCER_CC1P)) & ((uint16_t)~((uint16_t)TIM_CCER_CC2P)));
+ tmpccer |= (uint16_t)(TIM_IC1Polarity | (uint16_t)(TIM_IC2Polarity << (uint16_t)4));
+
+ /* Write to TIMx SMCR */
+ TIMx->SMCR = tmpsmcr;
+ /* Write to TIMx CCMR1 */
+ TIMx->CCMR1 = tmpccmr1;
+ /* Write to TIMx CCER */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Forces the TIMx output 1 waveform to active or inactive level.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_ForcedAction: specifies the forced Action to be set to the output waveform.
+ * This parameter can be one of the following values:
+ * @arg TIM_ForcedAction_Active: Force active level on OC1REF
+ * @arg TIM_ForcedAction_InActive: Force inactive level on OC1REF.
+ * @retval None
+ */
+void TIM_ForcedOC1Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction)
+{
+ uint16_t tmpccmr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_FORCED_ACTION(TIM_ForcedAction));
+ tmpccmr1 = TIMx->CCMR1;
+ /* Reset the OC1M Bits */
+ tmpccmr1 &= (uint16_t)~((uint16_t)TIM_CCMR1_OC1M);
+ /* Configure The Forced output Mode */
+ tmpccmr1 |= TIM_ForcedAction;
+ /* Write to TIMx CCMR1 register */
+ TIMx->CCMR1 = tmpccmr1;
+}
+
+/**
+ * @brief Forces the TIMx output 2 waveform to active or inactive level.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_ForcedAction: specifies the forced Action to be set to the output waveform.
+ * This parameter can be one of the following values:
+ * @arg TIM_ForcedAction_Active: Force active level on OC2REF
+ * @arg TIM_ForcedAction_InActive: Force inactive level on OC2REF.
+ * @retval None
+ */
+void TIM_ForcedOC2Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction)
+{
+ uint16_t tmpccmr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_FORCED_ACTION(TIM_ForcedAction));
+ tmpccmr1 = TIMx->CCMR1;
+ /* Reset the OC2M Bits */
+ tmpccmr1 &= (uint16_t)~((uint16_t)TIM_CCMR1_OC2M);
+ /* Configure The Forced output Mode */
+ tmpccmr1 |= (uint16_t)(TIM_ForcedAction << 8);
+ /* Write to TIMx CCMR1 register */
+ TIMx->CCMR1 = tmpccmr1;
+}
+
+/**
+ * @brief Forces the TIMx output 3 waveform to active or inactive level.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ForcedAction: specifies the forced Action to be set to the output waveform.
+ * This parameter can be one of the following values:
+ * @arg TIM_ForcedAction_Active: Force active level on OC3REF
+ * @arg TIM_ForcedAction_InActive: Force inactive level on OC3REF.
+ * @retval None
+ */
+void TIM_ForcedOC3Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction)
+{
+ uint16_t tmpccmr2 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_FORCED_ACTION(TIM_ForcedAction));
+ tmpccmr2 = TIMx->CCMR2;
+ /* Reset the OC1M Bits */
+ tmpccmr2 &= (uint16_t)~((uint16_t)TIM_CCMR2_OC3M);
+ /* Configure The Forced output Mode */
+ tmpccmr2 |= TIM_ForcedAction;
+ /* Write to TIMx CCMR2 register */
+ TIMx->CCMR2 = tmpccmr2;
+}
+
+/**
+ * @brief Forces the TIMx output 4 waveform to active or inactive level.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ForcedAction: specifies the forced Action to be set to the output waveform.
+ * This parameter can be one of the following values:
+ * @arg TIM_ForcedAction_Active: Force active level on OC4REF
+ * @arg TIM_ForcedAction_InActive: Force inactive level on OC4REF.
+ * @retval None
+ */
+void TIM_ForcedOC4Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction)
+{
+ uint16_t tmpccmr2 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_FORCED_ACTION(TIM_ForcedAction));
+ tmpccmr2 = TIMx->CCMR2;
+ /* Reset the OC2M Bits */
+ tmpccmr2 &= (uint16_t)~((uint16_t)TIM_CCMR2_OC4M);
+ /* Configure The Forced output Mode */
+ tmpccmr2 |= (uint16_t)(TIM_ForcedAction << 8);
+ /* Write to TIMx CCMR2 register */
+ TIMx->CCMR2 = tmpccmr2;
+}
+
+/**
+ * @brief Enables or disables TIMx peripheral Preload register on ARR.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param NewState: new state of the TIMx peripheral Preload register
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_ARRPreloadConfig(TIM_TypeDef* TIMx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Set the ARR Preload Bit */
+ TIMx->CR1 |= TIM_CR1_ARPE;
+ }
+ else
+ {
+ /* Reset the ARR Preload Bit */
+ TIMx->CR1 &= (uint16_t)~((uint16_t)TIM_CR1_ARPE);
+ }
+}
+
+/**
+ * @brief Selects the TIM peripheral Commutation event.
+ * @param TIMx: where x can be 1, 8, 15, 16 or 17 to select the TIMx peripheral
+ * @param NewState: new state of the Commutation event.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_SelectCOM(TIM_TypeDef* TIMx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST2_PERIPH(TIMx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Set the COM Bit */
+ TIMx->CR2 |= TIM_CR2_CCUS;
+ }
+ else
+ {
+ /* Reset the COM Bit */
+ TIMx->CR2 &= (uint16_t)~((uint16_t)TIM_CR2_CCUS);
+ }
+}
+
+/**
+ * @brief Selects the TIMx peripheral Capture Compare DMA source.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 15, 16 or 17 to select
+ * the TIM peripheral.
+ * @param NewState: new state of the Capture Compare DMA source
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_SelectCCDMA(TIM_TypeDef* TIMx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST4_PERIPH(TIMx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Set the CCDS Bit */
+ TIMx->CR2 |= TIM_CR2_CCDS;
+ }
+ else
+ {
+ /* Reset the CCDS Bit */
+ TIMx->CR2 &= (uint16_t)~((uint16_t)TIM_CR2_CCDS);
+ }
+}
+
+/**
+ * @brief Sets or Resets the TIM peripheral Capture Compare Preload Control bit.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8 or 15
+ * to select the TIMx peripheral
+ * @param NewState: new state of the Capture Compare Preload Control bit
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_CCPreloadControl(TIM_TypeDef* TIMx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST5_PERIPH(TIMx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Set the CCPC Bit */
+ TIMx->CR2 |= TIM_CR2_CCPC;
+ }
+ else
+ {
+ /* Reset the CCPC Bit */
+ TIMx->CR2 &= (uint16_t)~((uint16_t)TIM_CR2_CCPC);
+ }
+}
+
+/**
+ * @brief Enables or disables the TIMx peripheral Preload register on CCR1.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_OCPreload: new state of the TIMx peripheral Preload register
+ * This parameter can be one of the following values:
+ * @arg TIM_OCPreload_Enable
+ * @arg TIM_OCPreload_Disable
+ * @retval None
+ */
+void TIM_OC1PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload)
+{
+ uint16_t tmpccmr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_OCPRELOAD_STATE(TIM_OCPreload));
+ tmpccmr1 = TIMx->CCMR1;
+ /* Reset the OC1PE Bit */
+ tmpccmr1 &= (uint16_t)~((uint16_t)TIM_CCMR1_OC1PE);
+ /* Enable or Disable the Output Compare Preload feature */
+ tmpccmr1 |= TIM_OCPreload;
+ /* Write to TIMx CCMR1 register */
+ TIMx->CCMR1 = tmpccmr1;
+}
+
+/**
+ * @brief Enables or disables the TIMx peripheral Preload register on CCR2.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select
+ * the TIM peripheral.
+ * @param TIM_OCPreload: new state of the TIMx peripheral Preload register
+ * This parameter can be one of the following values:
+ * @arg TIM_OCPreload_Enable
+ * @arg TIM_OCPreload_Disable
+ * @retval None
+ */
+void TIM_OC2PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload)
+{
+ uint16_t tmpccmr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_OCPRELOAD_STATE(TIM_OCPreload));
+ tmpccmr1 = TIMx->CCMR1;
+ /* Reset the OC2PE Bit */
+ tmpccmr1 &= (uint16_t)~((uint16_t)TIM_CCMR1_OC2PE);
+ /* Enable or Disable the Output Compare Preload feature */
+ tmpccmr1 |= (uint16_t)(TIM_OCPreload << 8);
+ /* Write to TIMx CCMR1 register */
+ TIMx->CCMR1 = tmpccmr1;
+}
+
+/**
+ * @brief Enables or disables the TIMx peripheral Preload register on CCR3.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCPreload: new state of the TIMx peripheral Preload register
+ * This parameter can be one of the following values:
+ * @arg TIM_OCPreload_Enable
+ * @arg TIM_OCPreload_Disable
+ * @retval None
+ */
+void TIM_OC3PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload)
+{
+ uint16_t tmpccmr2 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OCPRELOAD_STATE(TIM_OCPreload));
+ tmpccmr2 = TIMx->CCMR2;
+ /* Reset the OC3PE Bit */
+ tmpccmr2 &= (uint16_t)~((uint16_t)TIM_CCMR2_OC3PE);
+ /* Enable or Disable the Output Compare Preload feature */
+ tmpccmr2 |= TIM_OCPreload;
+ /* Write to TIMx CCMR2 register */
+ TIMx->CCMR2 = tmpccmr2;
+}
+
+/**
+ * @brief Enables or disables the TIMx peripheral Preload register on CCR4.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCPreload: new state of the TIMx peripheral Preload register
+ * This parameter can be one of the following values:
+ * @arg TIM_OCPreload_Enable
+ * @arg TIM_OCPreload_Disable
+ * @retval None
+ */
+void TIM_OC4PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload)
+{
+ uint16_t tmpccmr2 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OCPRELOAD_STATE(TIM_OCPreload));
+ tmpccmr2 = TIMx->CCMR2;
+ /* Reset the OC4PE Bit */
+ tmpccmr2 &= (uint16_t)~((uint16_t)TIM_CCMR2_OC4PE);
+ /* Enable or Disable the Output Compare Preload feature */
+ tmpccmr2 |= (uint16_t)(TIM_OCPreload << 8);
+ /* Write to TIMx CCMR2 register */
+ TIMx->CCMR2 = tmpccmr2;
+}
+
+/**
+ * @brief Configures the TIMx Output Compare 1 Fast feature.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_OCFast: new state of the Output Compare Fast Enable Bit.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCFast_Enable: TIM output compare fast enable
+ * @arg TIM_OCFast_Disable: TIM output compare fast disable
+ * @retval None
+ */
+void TIM_OC1FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast)
+{
+ uint16_t tmpccmr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_OCFAST_STATE(TIM_OCFast));
+ /* Get the TIMx CCMR1 register value */
+ tmpccmr1 = TIMx->CCMR1;
+ /* Reset the OC1FE Bit */
+ tmpccmr1 &= (uint16_t)~((uint16_t)TIM_CCMR1_OC1FE);
+ /* Enable or Disable the Output Compare Fast Bit */
+ tmpccmr1 |= TIM_OCFast;
+ /* Write to TIMx CCMR1 */
+ TIMx->CCMR1 = tmpccmr1;
+}
+
+/**
+ * @brief Configures the TIMx Output Compare 2 Fast feature.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select
+ * the TIM peripheral.
+ * @param TIM_OCFast: new state of the Output Compare Fast Enable Bit.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCFast_Enable: TIM output compare fast enable
+ * @arg TIM_OCFast_Disable: TIM output compare fast disable
+ * @retval None
+ */
+void TIM_OC2FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast)
+{
+ uint16_t tmpccmr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_OCFAST_STATE(TIM_OCFast));
+ /* Get the TIMx CCMR1 register value */
+ tmpccmr1 = TIMx->CCMR1;
+ /* Reset the OC2FE Bit */
+ tmpccmr1 &= (uint16_t)~((uint16_t)TIM_CCMR1_OC2FE);
+ /* Enable or Disable the Output Compare Fast Bit */
+ tmpccmr1 |= (uint16_t)(TIM_OCFast << 8);
+ /* Write to TIMx CCMR1 */
+ TIMx->CCMR1 = tmpccmr1;
+}
+
+/**
+ * @brief Configures the TIMx Output Compare 3 Fast feature.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCFast: new state of the Output Compare Fast Enable Bit.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCFast_Enable: TIM output compare fast enable
+ * @arg TIM_OCFast_Disable: TIM output compare fast disable
+ * @retval None
+ */
+void TIM_OC3FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast)
+{
+ uint16_t tmpccmr2 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OCFAST_STATE(TIM_OCFast));
+ /* Get the TIMx CCMR2 register value */
+ tmpccmr2 = TIMx->CCMR2;
+ /* Reset the OC3FE Bit */
+ tmpccmr2 &= (uint16_t)~((uint16_t)TIM_CCMR2_OC3FE);
+ /* Enable or Disable the Output Compare Fast Bit */
+ tmpccmr2 |= TIM_OCFast;
+ /* Write to TIMx CCMR2 */
+ TIMx->CCMR2 = tmpccmr2;
+}
+
+/**
+ * @brief Configures the TIMx Output Compare 4 Fast feature.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCFast: new state of the Output Compare Fast Enable Bit.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCFast_Enable: TIM output compare fast enable
+ * @arg TIM_OCFast_Disable: TIM output compare fast disable
+ * @retval None
+ */
+void TIM_OC4FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast)
+{
+ uint16_t tmpccmr2 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OCFAST_STATE(TIM_OCFast));
+ /* Get the TIMx CCMR2 register value */
+ tmpccmr2 = TIMx->CCMR2;
+ /* Reset the OC4FE Bit */
+ tmpccmr2 &= (uint16_t)~((uint16_t)TIM_CCMR2_OC4FE);
+ /* Enable or Disable the Output Compare Fast Bit */
+ tmpccmr2 |= (uint16_t)(TIM_OCFast << 8);
+ /* Write to TIMx CCMR2 */
+ TIMx->CCMR2 = tmpccmr2;
+}
+
+/**
+ * @brief Clears or safeguards the OCREF1 signal on an external event
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCClear: new state of the Output Compare Clear Enable Bit.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCClear_Enable: TIM Output clear enable
+ * @arg TIM_OCClear_Disable: TIM Output clear disable
+ * @retval None
+ */
+void TIM_ClearOC1Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear)
+{
+ uint16_t tmpccmr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OCCLEAR_STATE(TIM_OCClear));
+
+ tmpccmr1 = TIMx->CCMR1;
+
+ /* Reset the OC1CE Bit */
+ tmpccmr1 &= (uint16_t)~((uint16_t)TIM_CCMR1_OC1CE);
+ /* Enable or Disable the Output Compare Clear Bit */
+ tmpccmr1 |= TIM_OCClear;
+ /* Write to TIMx CCMR1 register */
+ TIMx->CCMR1 = tmpccmr1;
+}
+
+/**
+ * @brief Clears or safeguards the OCREF2 signal on an external event
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCClear: new state of the Output Compare Clear Enable Bit.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCClear_Enable: TIM Output clear enable
+ * @arg TIM_OCClear_Disable: TIM Output clear disable
+ * @retval None
+ */
+void TIM_ClearOC2Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear)
+{
+ uint16_t tmpccmr1 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OCCLEAR_STATE(TIM_OCClear));
+ tmpccmr1 = TIMx->CCMR1;
+ /* Reset the OC2CE Bit */
+ tmpccmr1 &= (uint16_t)~((uint16_t)TIM_CCMR1_OC2CE);
+ /* Enable or Disable the Output Compare Clear Bit */
+ tmpccmr1 |= (uint16_t)(TIM_OCClear << 8);
+ /* Write to TIMx CCMR1 register */
+ TIMx->CCMR1 = tmpccmr1;
+}
+
+/**
+ * @brief Clears or safeguards the OCREF3 signal on an external event
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCClear: new state of the Output Compare Clear Enable Bit.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCClear_Enable: TIM Output clear enable
+ * @arg TIM_OCClear_Disable: TIM Output clear disable
+ * @retval None
+ */
+void TIM_ClearOC3Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear)
+{
+ uint16_t tmpccmr2 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OCCLEAR_STATE(TIM_OCClear));
+ tmpccmr2 = TIMx->CCMR2;
+ /* Reset the OC3CE Bit */
+ tmpccmr2 &= (uint16_t)~((uint16_t)TIM_CCMR2_OC3CE);
+ /* Enable or Disable the Output Compare Clear Bit */
+ tmpccmr2 |= TIM_OCClear;
+ /* Write to TIMx CCMR2 register */
+ TIMx->CCMR2 = tmpccmr2;
+}
+
+/**
+ * @brief Clears or safeguards the OCREF4 signal on an external event
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCClear: new state of the Output Compare Clear Enable Bit.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCClear_Enable: TIM Output clear enable
+ * @arg TIM_OCClear_Disable: TIM Output clear disable
+ * @retval None
+ */
+void TIM_ClearOC4Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear)
+{
+ uint16_t tmpccmr2 = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OCCLEAR_STATE(TIM_OCClear));
+ tmpccmr2 = TIMx->CCMR2;
+ /* Reset the OC4CE Bit */
+ tmpccmr2 &= (uint16_t)~((uint16_t)TIM_CCMR2_OC4CE);
+ /* Enable or Disable the Output Compare Clear Bit */
+ tmpccmr2 |= (uint16_t)(TIM_OCClear << 8);
+ /* Write to TIMx CCMR2 register */
+ TIMx->CCMR2 = tmpccmr2;
+}
+
+/**
+ * @brief Configures the TIMx channel 1 polarity.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_OCPolarity: specifies the OC1 Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_OCPolarity_High: Output Compare active high
+ * @arg TIM_OCPolarity_Low: Output Compare active low
+ * @retval None
+ */
+void TIM_OC1PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity)
+{
+ uint16_t tmpccer = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_OC_POLARITY(TIM_OCPolarity));
+ tmpccer = TIMx->CCER;
+ /* Set or Reset the CC1P Bit */
+ tmpccer &= (uint16_t)~((uint16_t)TIM_CCER_CC1P);
+ tmpccer |= TIM_OCPolarity;
+ /* Write to TIMx CCER register */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configures the TIMx Channel 1N polarity.
+ * @param TIMx: where x can be 1, 8, 15, 16 or 17 to select the TIM peripheral.
+ * @param TIM_OCNPolarity: specifies the OC1N Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_OCNPolarity_High: Output Compare active high
+ * @arg TIM_OCNPolarity_Low: Output Compare active low
+ * @retval None
+ */
+void TIM_OC1NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity)
+{
+ uint16_t tmpccer = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST2_PERIPH(TIMx));
+ assert_param(IS_TIM_OCN_POLARITY(TIM_OCNPolarity));
+
+ tmpccer = TIMx->CCER;
+ /* Set or Reset the CC1NP Bit */
+ tmpccer &= (uint16_t)~((uint16_t)TIM_CCER_CC1NP);
+ tmpccer |= TIM_OCNPolarity;
+ /* Write to TIMx CCER register */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configures the TIMx channel 2 polarity.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_OCPolarity: specifies the OC2 Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_OCPolarity_High: Output Compare active high
+ * @arg TIM_OCPolarity_Low: Output Compare active low
+ * @retval None
+ */
+void TIM_OC2PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity)
+{
+ uint16_t tmpccer = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_OC_POLARITY(TIM_OCPolarity));
+ tmpccer = TIMx->CCER;
+ /* Set or Reset the CC2P Bit */
+ tmpccer &= (uint16_t)~((uint16_t)TIM_CCER_CC2P);
+ tmpccer |= (uint16_t)(TIM_OCPolarity << 4);
+ /* Write to TIMx CCER register */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configures the TIMx Channel 2N polarity.
+ * @param TIMx: where x can be 1 or 8 to select the TIM peripheral.
+ * @param TIM_OCNPolarity: specifies the OC2N Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_OCNPolarity_High: Output Compare active high
+ * @arg TIM_OCNPolarity_Low: Output Compare active low
+ * @retval None
+ */
+void TIM_OC2NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity)
+{
+ uint16_t tmpccer = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST1_PERIPH(TIMx));
+ assert_param(IS_TIM_OCN_POLARITY(TIM_OCNPolarity));
+
+ tmpccer = TIMx->CCER;
+ /* Set or Reset the CC2NP Bit */
+ tmpccer &= (uint16_t)~((uint16_t)TIM_CCER_CC2NP);
+ tmpccer |= (uint16_t)(TIM_OCNPolarity << 4);
+ /* Write to TIMx CCER register */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configures the TIMx channel 3 polarity.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCPolarity: specifies the OC3 Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_OCPolarity_High: Output Compare active high
+ * @arg TIM_OCPolarity_Low: Output Compare active low
+ * @retval None
+ */
+void TIM_OC3PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity)
+{
+ uint16_t tmpccer = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OC_POLARITY(TIM_OCPolarity));
+ tmpccer = TIMx->CCER;
+ /* Set or Reset the CC3P Bit */
+ tmpccer &= (uint16_t)~((uint16_t)TIM_CCER_CC3P);
+ tmpccer |= (uint16_t)(TIM_OCPolarity << 8);
+ /* Write to TIMx CCER register */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configures the TIMx Channel 3N polarity.
+ * @param TIMx: where x can be 1 or 8 to select the TIM peripheral.
+ * @param TIM_OCNPolarity: specifies the OC3N Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_OCNPolarity_High: Output Compare active high
+ * @arg TIM_OCNPolarity_Low: Output Compare active low
+ * @retval None
+ */
+void TIM_OC3NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity)
+{
+ uint16_t tmpccer = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST1_PERIPH(TIMx));
+ assert_param(IS_TIM_OCN_POLARITY(TIM_OCNPolarity));
+
+ tmpccer = TIMx->CCER;
+ /* Set or Reset the CC3NP Bit */
+ tmpccer &= (uint16_t)~((uint16_t)TIM_CCER_CC3NP);
+ tmpccer |= (uint16_t)(TIM_OCNPolarity << 8);
+ /* Write to TIMx CCER register */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configures the TIMx channel 4 polarity.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_OCPolarity: specifies the OC4 Polarity
+ * This parameter can be one of the following values:
+ * @arg TIM_OCPolarity_High: Output Compare active high
+ * @arg TIM_OCPolarity_Low: Output Compare active low
+ * @retval None
+ */
+void TIM_OC4PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity)
+{
+ uint16_t tmpccer = 0;
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_OC_POLARITY(TIM_OCPolarity));
+ tmpccer = TIMx->CCER;
+ /* Set or Reset the CC4P Bit */
+ tmpccer &= (uint16_t)~((uint16_t)TIM_CCER_CC4P);
+ tmpccer |= (uint16_t)(TIM_OCPolarity << 12);
+ /* Write to TIMx CCER register */
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Enables or disables the TIM Capture Compare Channel x.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_Channel: specifies the TIM Channel
+ * This parameter can be one of the following values:
+ * @arg TIM_Channel_1: TIM Channel 1
+ * @arg TIM_Channel_2: TIM Channel 2
+ * @arg TIM_Channel_3: TIM Channel 3
+ * @arg TIM_Channel_4: TIM Channel 4
+ * @param TIM_CCx: specifies the TIM Channel CCxE bit new state.
+ * This parameter can be: TIM_CCx_Enable or TIM_CCx_Disable.
+ * @retval None
+ */
+void TIM_CCxCmd(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_CCx)
+{
+ uint16_t tmp = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_CHANNEL(TIM_Channel));
+ assert_param(IS_TIM_CCX(TIM_CCx));
+
+ tmp = CCER_CCE_Set << TIM_Channel;
+
+ /* Reset the CCxE Bit */
+ TIMx->CCER &= (uint16_t)~ tmp;
+
+ /* Set or reset the CCxE Bit */
+ TIMx->CCER |= (uint16_t)(TIM_CCx << TIM_Channel);
+}
+
+/**
+ * @brief Enables or disables the TIM Capture Compare Channel xN.
+ * @param TIMx: where x can be 1, 8, 15, 16 or 17 to select the TIM peripheral.
+ * @param TIM_Channel: specifies the TIM Channel
+ * This parameter can be one of the following values:
+ * @arg TIM_Channel_1: TIM Channel 1
+ * @arg TIM_Channel_2: TIM Channel 2
+ * @arg TIM_Channel_3: TIM Channel 3
+ * @param TIM_CCxN: specifies the TIM Channel CCxNE bit new state.
+ * This parameter can be: TIM_CCxN_Enable or TIM_CCxN_Disable.
+ * @retval None
+ */
+void TIM_CCxNCmd(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_CCxN)
+{
+ uint16_t tmp = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST2_PERIPH(TIMx));
+ assert_param(IS_TIM_COMPLEMENTARY_CHANNEL(TIM_Channel));
+ assert_param(IS_TIM_CCXN(TIM_CCxN));
+
+ tmp = CCER_CCNE_Set << TIM_Channel;
+
+ /* Reset the CCxNE Bit */
+ TIMx->CCER &= (uint16_t) ~tmp;
+
+ /* Set or reset the CCxNE Bit */
+ TIMx->CCER |= (uint16_t)(TIM_CCxN << TIM_Channel);
+}
+
+/**
+ * @brief Selects the TIM Output Compare Mode.
+ * @note This function disables the selected channel before changing the Output
+ * Compare Mode.
+ * User has to enable this channel using TIM_CCxCmd and TIM_CCxNCmd functions.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_Channel: specifies the TIM Channel
+ * This parameter can be one of the following values:
+ * @arg TIM_Channel_1: TIM Channel 1
+ * @arg TIM_Channel_2: TIM Channel 2
+ * @arg TIM_Channel_3: TIM Channel 3
+ * @arg TIM_Channel_4: TIM Channel 4
+ * @param TIM_OCMode: specifies the TIM Output Compare Mode.
+ * This parameter can be one of the following values:
+ * @arg TIM_OCMode_Timing
+ * @arg TIM_OCMode_Active
+ * @arg TIM_OCMode_Toggle
+ * @arg TIM_OCMode_PWM1
+ * @arg TIM_OCMode_PWM2
+ * @arg TIM_ForcedAction_Active
+ * @arg TIM_ForcedAction_InActive
+ * @retval None
+ */
+void TIM_SelectOCxM(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_OCMode)
+{
+ uint32_t tmp = 0;
+ uint16_t tmp1 = 0;
+
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_CHANNEL(TIM_Channel));
+ assert_param(IS_TIM_OCM(TIM_OCMode));
+
+ tmp = (uint32_t) TIMx;
+ tmp += CCMR_Offset;
+
+ tmp1 = CCER_CCE_Set << (uint16_t)TIM_Channel;
+
+ /* Disable the Channel: Reset the CCxE Bit */
+ TIMx->CCER &= (uint16_t) ~tmp1;
+
+ if((TIM_Channel == TIM_Channel_1) ||(TIM_Channel == TIM_Channel_3))
+ {
+ tmp += (TIM_Channel>>1);
+
+ /* Reset the OCxM bits in the CCMRx register */
+ *(__IO uint32_t *) tmp &= (uint32_t)~((uint32_t)TIM_CCMR1_OC1M);
+
+ /* Configure the OCxM bits in the CCMRx register */
+ *(__IO uint32_t *) tmp |= TIM_OCMode;
+ }
+ else
+ {
+ tmp += (uint16_t)(TIM_Channel - (uint16_t)4)>> (uint16_t)1;
+
+ /* Reset the OCxM bits in the CCMRx register */
+ *(__IO uint32_t *) tmp &= (uint32_t)~((uint32_t)TIM_CCMR1_OC2M);
+
+ /* Configure the OCxM bits in the CCMRx register */
+ *(__IO uint32_t *) tmp |= (uint16_t)(TIM_OCMode << 8);
+ }
+}
+
+/**
+ * @brief Enables or Disables the TIMx Update event.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param NewState: new state of the TIMx UDIS bit
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_UpdateDisableConfig(TIM_TypeDef* TIMx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Set the Update Disable Bit */
+ TIMx->CR1 |= TIM_CR1_UDIS;
+ }
+ else
+ {
+ /* Reset the Update Disable Bit */
+ TIMx->CR1 &= (uint16_t)~((uint16_t)TIM_CR1_UDIS);
+ }
+}
+
+/**
+ * @brief Configures the TIMx Update Request Interrupt source.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param TIM_UpdateSource: specifies the Update source.
+ * This parameter can be one of the following values:
+ * @arg TIM_UpdateSource_Regular: Source of update is the counter overflow/underflow
+ or the setting of UG bit, or an update generation
+ through the slave mode controller.
+ * @arg TIM_UpdateSource_Global: Source of update is counter overflow/underflow.
+ * @retval None
+ */
+void TIM_UpdateRequestConfig(TIM_TypeDef* TIMx, uint16_t TIM_UpdateSource)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_UPDATE_SOURCE(TIM_UpdateSource));
+ if (TIM_UpdateSource != TIM_UpdateSource_Global)
+ {
+ /* Set the URS Bit */
+ TIMx->CR1 |= TIM_CR1_URS;
+ }
+ else
+ {
+ /* Reset the URS Bit */
+ TIMx->CR1 &= (uint16_t)~((uint16_t)TIM_CR1_URS);
+ }
+}
+
+/**
+ * @brief Enables or disables the TIMx's Hall sensor interface.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param NewState: new state of the TIMx Hall sensor interface.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void TIM_SelectHallSensor(TIM_TypeDef* TIMx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Set the TI1S Bit */
+ TIMx->CR2 |= TIM_CR2_TI1S;
+ }
+ else
+ {
+ /* Reset the TI1S Bit */
+ TIMx->CR2 &= (uint16_t)~((uint16_t)TIM_CR2_TI1S);
+ }
+}
+
+/**
+ * @brief Selects the TIMx's One Pulse Mode.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param TIM_OPMode: specifies the OPM Mode to be used.
+ * This parameter can be one of the following values:
+ * @arg TIM_OPMode_Single
+ * @arg TIM_OPMode_Repetitive
+ * @retval None
+ */
+void TIM_SelectOnePulseMode(TIM_TypeDef* TIMx, uint16_t TIM_OPMode)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_OPM_MODE(TIM_OPMode));
+ /* Reset the OPM Bit */
+ TIMx->CR1 &= (uint16_t)~((uint16_t)TIM_CR1_OPM);
+ /* Configure the OPM Mode */
+ TIMx->CR1 |= TIM_OPMode;
+}
+
+/**
+ * @brief Selects the TIMx Trigger Output Mode.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 6, 7, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_TRGOSource: specifies the Trigger Output source.
+ * This paramter can be one of the following values:
+ *
+ * - For all TIMx
+ * @arg TIM_TRGOSource_Reset: The UG bit in the TIM_EGR register is used as the trigger output (TRGO).
+ * @arg TIM_TRGOSource_Enable: The Counter Enable CEN is used as the trigger output (TRGO).
+ * @arg TIM_TRGOSource_Update: The update event is selected as the trigger output (TRGO).
+ *
+ * - For all TIMx except TIM6 and TIM7
+ * @arg TIM_TRGOSource_OC1: The trigger output sends a positive pulse when the CC1IF flag
+ * is to be set, as soon as a capture or compare match occurs (TRGO).
+ * @arg TIM_TRGOSource_OC1Ref: OC1REF signal is used as the trigger output (TRGO).
+ * @arg TIM_TRGOSource_OC2Ref: OC2REF signal is used as the trigger output (TRGO).
+ * @arg TIM_TRGOSource_OC3Ref: OC3REF signal is used as the trigger output (TRGO).
+ * @arg TIM_TRGOSource_OC4Ref: OC4REF signal is used as the trigger output (TRGO).
+ *
+ * @retval None
+ */
+void TIM_SelectOutputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_TRGOSource)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST7_PERIPH(TIMx));
+ assert_param(IS_TIM_TRGO_SOURCE(TIM_TRGOSource));
+ /* Reset the MMS Bits */
+ TIMx->CR2 &= (uint16_t)~((uint16_t)TIM_CR2_MMS);
+ /* Select the TRGO source */
+ TIMx->CR2 |= TIM_TRGOSource;
+}
+
+/**
+ * @brief Selects the TIMx Slave Mode.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_SlaveMode: specifies the Timer Slave Mode.
+ * This parameter can be one of the following values:
+ * @arg TIM_SlaveMode_Reset: Rising edge of the selected trigger signal (TRGI) re-initializes
+ * the counter and triggers an update of the registers.
+ * @arg TIM_SlaveMode_Gated: The counter clock is enabled when the trigger signal (TRGI) is high.
+ * @arg TIM_SlaveMode_Trigger: The counter starts at a rising edge of the trigger TRGI.
+ * @arg TIM_SlaveMode_External1: Rising edges of the selected trigger (TRGI) clock the counter.
+ * @retval None
+ */
+void TIM_SelectSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_SlaveMode)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_SLAVE_MODE(TIM_SlaveMode));
+ /* Reset the SMS Bits */
+ TIMx->SMCR &= (uint16_t)~((uint16_t)TIM_SMCR_SMS);
+ /* Select the Slave Mode */
+ TIMx->SMCR |= TIM_SlaveMode;
+}
+
+/**
+ * @brief Sets or Resets the TIMx Master/Slave Mode.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_MasterSlaveMode: specifies the Timer Master Slave Mode.
+ * This parameter can be one of the following values:
+ * @arg TIM_MasterSlaveMode_Enable: synchronization between the current timer
+ * and its slaves (through TRGO).
+ * @arg TIM_MasterSlaveMode_Disable: No action
+ * @retval None
+ */
+void TIM_SelectMasterSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_MasterSlaveMode)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_MSM_STATE(TIM_MasterSlaveMode));
+ /* Reset the MSM Bit */
+ TIMx->SMCR &= (uint16_t)~((uint16_t)TIM_SMCR_MSM);
+
+ /* Set or Reset the MSM Bit */
+ TIMx->SMCR |= TIM_MasterSlaveMode;
+}
+
+/**
+ * @brief Sets the TIMx Counter Register value
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param Counter: specifies the Counter register new value.
+ * @retval None
+ */
+void TIM_SetCounter(TIM_TypeDef* TIMx, uint16_t Counter)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ /* Set the Counter Register value */
+ TIMx->CNT = Counter;
+}
+
+/**
+ * @brief Sets the TIMx Autoreload Register value
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param Autoreload: specifies the Autoreload register new value.
+ * @retval None
+ */
+void TIM_SetAutoreload(TIM_TypeDef* TIMx, uint16_t Autoreload)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ /* Set the Autoreload Register value */
+ TIMx->ARR = Autoreload;
+}
+
+/**
+ * @brief Sets the TIMx Capture Compare1 Register value
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param Compare1: specifies the Capture Compare1 register new value.
+ * @retval None
+ */
+void TIM_SetCompare1(TIM_TypeDef* TIMx, uint16_t Compare1)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ /* Set the Capture Compare1 Register value */
+ TIMx->CCR1 = Compare1;
+}
+
+/**
+ * @brief Sets the TIMx Capture Compare2 Register value
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param Compare2: specifies the Capture Compare2 register new value.
+ * @retval None
+ */
+void TIM_SetCompare2(TIM_TypeDef* TIMx, uint16_t Compare2)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ /* Set the Capture Compare2 Register value */
+ TIMx->CCR2 = Compare2;
+}
+
+/**
+ * @brief Sets the TIMx Capture Compare3 Register value
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param Compare3: specifies the Capture Compare3 register new value.
+ * @retval None
+ */
+void TIM_SetCompare3(TIM_TypeDef* TIMx, uint16_t Compare3)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ /* Set the Capture Compare3 Register value */
+ TIMx->CCR3 = Compare3;
+}
+
+/**
+ * @brief Sets the TIMx Capture Compare4 Register value
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param Compare4: specifies the Capture Compare4 register new value.
+ * @retval None
+ */
+void TIM_SetCompare4(TIM_TypeDef* TIMx, uint16_t Compare4)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ /* Set the Capture Compare4 Register value */
+ TIMx->CCR4 = Compare4;
+}
+
+/**
+ * @brief Sets the TIMx Input Capture 1 prescaler.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_ICPSC: specifies the Input Capture1 prescaler new value.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPSC_DIV1: no prescaler
+ * @arg TIM_ICPSC_DIV2: capture is done once every 2 events
+ * @arg TIM_ICPSC_DIV4: capture is done once every 4 events
+ * @arg TIM_ICPSC_DIV8: capture is done once every 8 events
+ * @retval None
+ */
+void TIM_SetIC1Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_IC_PRESCALER(TIM_ICPSC));
+ /* Reset the IC1PSC Bits */
+ TIMx->CCMR1 &= (uint16_t)~((uint16_t)TIM_CCMR1_IC1PSC);
+ /* Set the IC1PSC value */
+ TIMx->CCMR1 |= TIM_ICPSC;
+}
+
+/**
+ * @brief Sets the TIMx Input Capture 2 prescaler.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_ICPSC: specifies the Input Capture2 prescaler new value.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPSC_DIV1: no prescaler
+ * @arg TIM_ICPSC_DIV2: capture is done once every 2 events
+ * @arg TIM_ICPSC_DIV4: capture is done once every 4 events
+ * @arg TIM_ICPSC_DIV8: capture is done once every 8 events
+ * @retval None
+ */
+void TIM_SetIC2Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ assert_param(IS_TIM_IC_PRESCALER(TIM_ICPSC));
+ /* Reset the IC2PSC Bits */
+ TIMx->CCMR1 &= (uint16_t)~((uint16_t)TIM_CCMR1_IC2PSC);
+ /* Set the IC2PSC value */
+ TIMx->CCMR1 |= (uint16_t)(TIM_ICPSC << 8);
+}
+
+/**
+ * @brief Sets the TIMx Input Capture 3 prescaler.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ICPSC: specifies the Input Capture3 prescaler new value.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPSC_DIV1: no prescaler
+ * @arg TIM_ICPSC_DIV2: capture is done once every 2 events
+ * @arg TIM_ICPSC_DIV4: capture is done once every 4 events
+ * @arg TIM_ICPSC_DIV8: capture is done once every 8 events
+ * @retval None
+ */
+void TIM_SetIC3Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_IC_PRESCALER(TIM_ICPSC));
+ /* Reset the IC3PSC Bits */
+ TIMx->CCMR2 &= (uint16_t)~((uint16_t)TIM_CCMR2_IC3PSC);
+ /* Set the IC3PSC value */
+ TIMx->CCMR2 |= TIM_ICPSC;
+}
+
+/**
+ * @brief Sets the TIMx Input Capture 4 prescaler.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ICPSC: specifies the Input Capture4 prescaler new value.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPSC_DIV1: no prescaler
+ * @arg TIM_ICPSC_DIV2: capture is done once every 2 events
+ * @arg TIM_ICPSC_DIV4: capture is done once every 4 events
+ * @arg TIM_ICPSC_DIV8: capture is done once every 8 events
+ * @retval None
+ */
+void TIM_SetIC4Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ assert_param(IS_TIM_IC_PRESCALER(TIM_ICPSC));
+ /* Reset the IC4PSC Bits */
+ TIMx->CCMR2 &= (uint16_t)~((uint16_t)TIM_CCMR2_IC4PSC);
+ /* Set the IC4PSC value */
+ TIMx->CCMR2 |= (uint16_t)(TIM_ICPSC << 8);
+}
+
+/**
+ * @brief Sets the TIMx Clock Division value.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select
+ * the TIM peripheral.
+ * @param TIM_CKD: specifies the clock division value.
+ * This parameter can be one of the following value:
+ * @arg TIM_CKD_DIV1: TDTS = Tck_tim
+ * @arg TIM_CKD_DIV2: TDTS = 2*Tck_tim
+ * @arg TIM_CKD_DIV4: TDTS = 4*Tck_tim
+ * @retval None
+ */
+void TIM_SetClockDivision(TIM_TypeDef* TIMx, uint16_t TIM_CKD)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ assert_param(IS_TIM_CKD_DIV(TIM_CKD));
+ /* Reset the CKD Bits */
+ TIMx->CR1 &= (uint16_t)~((uint16_t)TIM_CR1_CKD);
+ /* Set the CKD value */
+ TIMx->CR1 |= TIM_CKD;
+}
+
+/**
+ * @brief Gets the TIMx Input Capture 1 value.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @retval Capture Compare 1 Register value.
+ */
+uint16_t TIM_GetCapture1(TIM_TypeDef* TIMx)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST8_PERIPH(TIMx));
+ /* Get the Capture 1 Register value */
+ return TIMx->CCR1;
+}
+
+/**
+ * @brief Gets the TIMx Input Capture 2 value.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @retval Capture Compare 2 Register value.
+ */
+uint16_t TIM_GetCapture2(TIM_TypeDef* TIMx)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST6_PERIPH(TIMx));
+ /* Get the Capture 2 Register value */
+ return TIMx->CCR2;
+}
+
+/**
+ * @brief Gets the TIMx Input Capture 3 value.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @retval Capture Compare 3 Register value.
+ */
+uint16_t TIM_GetCapture3(TIM_TypeDef* TIMx)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ /* Get the Capture 3 Register value */
+ return TIMx->CCR3;
+}
+
+/**
+ * @brief Gets the TIMx Input Capture 4 value.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @retval Capture Compare 4 Register value.
+ */
+uint16_t TIM_GetCapture4(TIM_TypeDef* TIMx)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_LIST3_PERIPH(TIMx));
+ /* Get the Capture 4 Register value */
+ return TIMx->CCR4;
+}
+
+/**
+ * @brief Gets the TIMx Counter value.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @retval Counter Register value.
+ */
+uint16_t TIM_GetCounter(TIM_TypeDef* TIMx)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ /* Get the Counter Register value */
+ return TIMx->CNT;
+}
+
+/**
+ * @brief Gets the TIMx Prescaler value.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @retval Prescaler Register value.
+ */
+uint16_t TIM_GetPrescaler(TIM_TypeDef* TIMx)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ /* Get the Prescaler Register value */
+ return TIMx->PSC;
+}
+
+/**
+ * @brief Checks whether the specified TIM flag is set or not.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param TIM_FLAG: specifies the flag to check.
+ * This parameter can be one of the following values:
+ * @arg TIM_FLAG_Update: TIM update Flag
+ * @arg TIM_FLAG_CC1: TIM Capture Compare 1 Flag
+ * @arg TIM_FLAG_CC2: TIM Capture Compare 2 Flag
+ * @arg TIM_FLAG_CC3: TIM Capture Compare 3 Flag
+ * @arg TIM_FLAG_CC4: TIM Capture Compare 4 Flag
+ * @arg TIM_FLAG_COM: TIM Commutation Flag
+ * @arg TIM_FLAG_Trigger: TIM Trigger Flag
+ * @arg TIM_FLAG_Break: TIM Break Flag
+ * @arg TIM_FLAG_CC1OF: TIM Capture Compare 1 overcapture Flag
+ * @arg TIM_FLAG_CC2OF: TIM Capture Compare 2 overcapture Flag
+ * @arg TIM_FLAG_CC3OF: TIM Capture Compare 3 overcapture Flag
+ * @arg TIM_FLAG_CC4OF: TIM Capture Compare 4 overcapture Flag
+ * @note
+ * - TIM6 and TIM7 can have only one update flag.
+ * - TIM9, TIM12 and TIM15 can have only TIM_FLAG_Update, TIM_FLAG_CC1,
+ * TIM_FLAG_CC2 or TIM_FLAG_Trigger.
+ * - TIM10, TIM11, TIM13, TIM14, TIM16 and TIM17 can have TIM_FLAG_Update or TIM_FLAG_CC1.
+ * - TIM_FLAG_Break is used only with TIM1, TIM8 and TIM15.
+ * - TIM_FLAG_COM is used only with TIM1, TIM8, TIM15, TIM16 and TIM17.
+ * @retval The new state of TIM_FLAG (SET or RESET).
+ */
+FlagStatus TIM_GetFlagStatus(TIM_TypeDef* TIMx, uint16_t TIM_FLAG)
+{
+ ITStatus bitstatus = RESET;
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_GET_FLAG(TIM_FLAG));
+
+ if ((TIMx->SR & TIM_FLAG) != (uint16_t)RESET)
+ {
+ bitstatus = SET;
+ }
+ else
+ {
+ bitstatus = RESET;
+ }
+ return bitstatus;
+}
+
+/**
+ * @brief Clears the TIMx's pending flags.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param TIM_FLAG: specifies the flag bit to clear.
+ * This parameter can be any combination of the following values:
+ * @arg TIM_FLAG_Update: TIM update Flag
+ * @arg TIM_FLAG_CC1: TIM Capture Compare 1 Flag
+ * @arg TIM_FLAG_CC2: TIM Capture Compare 2 Flag
+ * @arg TIM_FLAG_CC3: TIM Capture Compare 3 Flag
+ * @arg TIM_FLAG_CC4: TIM Capture Compare 4 Flag
+ * @arg TIM_FLAG_COM: TIM Commutation Flag
+ * @arg TIM_FLAG_Trigger: TIM Trigger Flag
+ * @arg TIM_FLAG_Break: TIM Break Flag
+ * @arg TIM_FLAG_CC1OF: TIM Capture Compare 1 overcapture Flag
+ * @arg TIM_FLAG_CC2OF: TIM Capture Compare 2 overcapture Flag
+ * @arg TIM_FLAG_CC3OF: TIM Capture Compare 3 overcapture Flag
+ * @arg TIM_FLAG_CC4OF: TIM Capture Compare 4 overcapture Flag
+ * @note
+ * - TIM6 and TIM7 can have only one update flag.
+ * - TIM9, TIM12 and TIM15 can have only TIM_FLAG_Update, TIM_FLAG_CC1,
+ * TIM_FLAG_CC2 or TIM_FLAG_Trigger.
+ * - TIM10, TIM11, TIM13, TIM14, TIM16 and TIM17 can have TIM_FLAG_Update or TIM_FLAG_CC1.
+ * - TIM_FLAG_Break is used only with TIM1, TIM8 and TIM15.
+ * - TIM_FLAG_COM is used only with TIM1, TIM8, TIM15, TIM16 and TIM17.
+ * @retval None
+ */
+void TIM_ClearFlag(TIM_TypeDef* TIMx, uint16_t TIM_FLAG)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_CLEAR_FLAG(TIM_FLAG));
+
+ /* Clear the flags */
+ TIMx->SR = (uint16_t)~TIM_FLAG;
+}
+
+/**
+ * @brief Checks whether the TIM interrupt has occurred or not.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param TIM_IT: specifies the TIM interrupt source to check.
+ * This parameter can be one of the following values:
+ * @arg TIM_IT_Update: TIM update Interrupt source
+ * @arg TIM_IT_CC1: TIM Capture Compare 1 Interrupt source
+ * @arg TIM_IT_CC2: TIM Capture Compare 2 Interrupt source
+ * @arg TIM_IT_CC3: TIM Capture Compare 3 Interrupt source
+ * @arg TIM_IT_CC4: TIM Capture Compare 4 Interrupt source
+ * @arg TIM_IT_COM: TIM Commutation Interrupt source
+ * @arg TIM_IT_Trigger: TIM Trigger Interrupt source
+ * @arg TIM_IT_Break: TIM Break Interrupt source
+ * @note
+ * - TIM6 and TIM7 can generate only an update interrupt.
+ * - TIM9, TIM12 and TIM15 can have only TIM_IT_Update, TIM_IT_CC1,
+ * TIM_IT_CC2 or TIM_IT_Trigger.
+ * - TIM10, TIM11, TIM13, TIM14, TIM16 and TIM17 can have TIM_IT_Update or TIM_IT_CC1.
+ * - TIM_IT_Break is used only with TIM1, TIM8 and TIM15.
+ * - TIM_IT_COM is used only with TIM1, TIM8, TIM15, TIM16 and TIM17.
+ * @retval The new state of the TIM_IT(SET or RESET).
+ */
+ITStatus TIM_GetITStatus(TIM_TypeDef* TIMx, uint16_t TIM_IT)
+{
+ ITStatus bitstatus = RESET;
+ uint16_t itstatus = 0x0, itenable = 0x0;
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_GET_IT(TIM_IT));
+
+ itstatus = TIMx->SR & TIM_IT;
+
+ itenable = TIMx->DIER & TIM_IT;
+ if ((itstatus != (uint16_t)RESET) && (itenable != (uint16_t)RESET))
+ {
+ bitstatus = SET;
+ }
+ else
+ {
+ bitstatus = RESET;
+ }
+ return bitstatus;
+}
+
+/**
+ * @brief Clears the TIMx's interrupt pending bits.
+ * @param TIMx: where x can be 1 to 17 to select the TIM peripheral.
+ * @param TIM_IT: specifies the pending bit to clear.
+ * This parameter can be any combination of the following values:
+ * @arg TIM_IT_Update: TIM1 update Interrupt source
+ * @arg TIM_IT_CC1: TIM Capture Compare 1 Interrupt source
+ * @arg TIM_IT_CC2: TIM Capture Compare 2 Interrupt source
+ * @arg TIM_IT_CC3: TIM Capture Compare 3 Interrupt source
+ * @arg TIM_IT_CC4: TIM Capture Compare 4 Interrupt source
+ * @arg TIM_IT_COM: TIM Commutation Interrupt source
+ * @arg TIM_IT_Trigger: TIM Trigger Interrupt source
+ * @arg TIM_IT_Break: TIM Break Interrupt source
+ * @note
+ * - TIM6 and TIM7 can generate only an update interrupt.
+ * - TIM9, TIM12 and TIM15 can have only TIM_IT_Update, TIM_IT_CC1,
+ * TIM_IT_CC2 or TIM_IT_Trigger.
+ * - TIM10, TIM11, TIM13, TIM14, TIM16 and TIM17 can have TIM_IT_Update or TIM_IT_CC1.
+ * - TIM_IT_Break is used only with TIM1, TIM8 and TIM15.
+ * - TIM_IT_COM is used only with TIM1, TIM8, TIM15, TIM16 and TIM17.
+ * @retval None
+ */
+void TIM_ClearITPendingBit(TIM_TypeDef* TIMx, uint16_t TIM_IT)
+{
+ /* Check the parameters */
+ assert_param(IS_TIM_ALL_PERIPH(TIMx));
+ assert_param(IS_TIM_IT(TIM_IT));
+ /* Clear the IT pending Bit */
+ TIMx->SR = (uint16_t)~TIM_IT;
+}
+
+/**
+ * @brief Configure the TI1 as Input.
+ * @param TIMx: where x can be 1 to 17 except 6 and 7 to select the TIM peripheral.
+ * @param TIM_ICPolarity : The Input Polarity.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPolarity_Rising
+ * @arg TIM_ICPolarity_Falling
+ * @param TIM_ICSelection: specifies the input to be used.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICSelection_DirectTI: TIM Input 1 is selected to be connected to IC1.
+ * @arg TIM_ICSelection_IndirectTI: TIM Input 1 is selected to be connected to IC2.
+ * @arg TIM_ICSelection_TRC: TIM Input 1 is selected to be connected to TRC.
+ * @param TIM_ICFilter: Specifies the Input Capture Filter.
+ * This parameter must be a value between 0x00 and 0x0F.
+ * @retval None
+ */
+static void TI1_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection,
+ uint16_t TIM_ICFilter)
+{
+ uint16_t tmpccmr1 = 0, tmpccer = 0;
+ /* Disable the Channel 1: Reset the CC1E Bit */
+ TIMx->CCER &= (uint16_t)~((uint16_t)TIM_CCER_CC1E);
+ tmpccmr1 = TIMx->CCMR1;
+ tmpccer = TIMx->CCER;
+ /* Select the Input and set the filter */
+ tmpccmr1 &= (uint16_t)(((uint16_t)~((uint16_t)TIM_CCMR1_CC1S)) & ((uint16_t)~((uint16_t)TIM_CCMR1_IC1F)));
+ tmpccmr1 |= (uint16_t)(TIM_ICSelection | (uint16_t)(TIM_ICFilter << (uint16_t)4));
+
+ if((TIMx == TIM1) || (TIMx == TIM8) || (TIMx == TIM2) || (TIMx == TIM3) ||
+ (TIMx == TIM4) ||(TIMx == TIM5))
+ {
+ /* Select the Polarity and set the CC1E Bit */
+ tmpccer &= (uint16_t)~((uint16_t)(TIM_CCER_CC1P));
+ tmpccer |= (uint16_t)(TIM_ICPolarity | (uint16_t)TIM_CCER_CC1E);
+ }
+ else
+ {
+ /* Select the Polarity and set the CC1E Bit */
+ tmpccer &= (uint16_t)~((uint16_t)(TIM_CCER_CC1P | TIM_CCER_CC1NP));
+ tmpccer |= (uint16_t)(TIM_ICPolarity | (uint16_t)TIM_CCER_CC1E);
+ }
+
+ /* Write to TIMx CCMR1 and CCER registers */
+ TIMx->CCMR1 = tmpccmr1;
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configure the TI2 as Input.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 12 or 15 to select the TIM peripheral.
+ * @param TIM_ICPolarity : The Input Polarity.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPolarity_Rising
+ * @arg TIM_ICPolarity_Falling
+ * @param TIM_ICSelection: specifies the input to be used.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICSelection_DirectTI: TIM Input 2 is selected to be connected to IC2.
+ * @arg TIM_ICSelection_IndirectTI: TIM Input 2 is selected to be connected to IC1.
+ * @arg TIM_ICSelection_TRC: TIM Input 2 is selected to be connected to TRC.
+ * @param TIM_ICFilter: Specifies the Input Capture Filter.
+ * This parameter must be a value between 0x00 and 0x0F.
+ * @retval None
+ */
+static void TI2_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection,
+ uint16_t TIM_ICFilter)
+{
+ uint16_t tmpccmr1 = 0, tmpccer = 0, tmp = 0;
+ /* Disable the Channel 2: Reset the CC2E Bit */
+ TIMx->CCER &= (uint16_t)~((uint16_t)TIM_CCER_CC2E);
+ tmpccmr1 = TIMx->CCMR1;
+ tmpccer = TIMx->CCER;
+ tmp = (uint16_t)(TIM_ICPolarity << 4);
+ /* Select the Input and set the filter */
+ tmpccmr1 &= (uint16_t)(((uint16_t)~((uint16_t)TIM_CCMR1_CC2S)) & ((uint16_t)~((uint16_t)TIM_CCMR1_IC2F)));
+ tmpccmr1 |= (uint16_t)(TIM_ICFilter << 12);
+ tmpccmr1 |= (uint16_t)(TIM_ICSelection << 8);
+
+ if((TIMx == TIM1) || (TIMx == TIM8) || (TIMx == TIM2) || (TIMx == TIM3) ||
+ (TIMx == TIM4) ||(TIMx == TIM5))
+ {
+ /* Select the Polarity and set the CC2E Bit */
+ tmpccer &= (uint16_t)~((uint16_t)(TIM_CCER_CC2P));
+ tmpccer |= (uint16_t)(tmp | (uint16_t)TIM_CCER_CC2E);
+ }
+ else
+ {
+ /* Select the Polarity and set the CC2E Bit */
+ tmpccer &= (uint16_t)~((uint16_t)(TIM_CCER_CC2P | TIM_CCER_CC2NP));
+ tmpccer |= (uint16_t)(TIM_ICPolarity | (uint16_t)TIM_CCER_CC2E);
+ }
+
+ /* Write to TIMx CCMR1 and CCER registers */
+ TIMx->CCMR1 = tmpccmr1 ;
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configure the TI3 as Input.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ICPolarity : The Input Polarity.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPolarity_Rising
+ * @arg TIM_ICPolarity_Falling
+ * @param TIM_ICSelection: specifies the input to be used.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICSelection_DirectTI: TIM Input 3 is selected to be connected to IC3.
+ * @arg TIM_ICSelection_IndirectTI: TIM Input 3 is selected to be connected to IC4.
+ * @arg TIM_ICSelection_TRC: TIM Input 3 is selected to be connected to TRC.
+ * @param TIM_ICFilter: Specifies the Input Capture Filter.
+ * This parameter must be a value between 0x00 and 0x0F.
+ * @retval None
+ */
+static void TI3_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection,
+ uint16_t TIM_ICFilter)
+{
+ uint16_t tmpccmr2 = 0, tmpccer = 0, tmp = 0;
+ /* Disable the Channel 3: Reset the CC3E Bit */
+ TIMx->CCER &= (uint16_t)~((uint16_t)TIM_CCER_CC3E);
+ tmpccmr2 = TIMx->CCMR2;
+ tmpccer = TIMx->CCER;
+ tmp = (uint16_t)(TIM_ICPolarity << 8);
+ /* Select the Input and set the filter */
+ tmpccmr2 &= (uint16_t)(((uint16_t)~((uint16_t)TIM_CCMR2_CC3S)) & ((uint16_t)~((uint16_t)TIM_CCMR2_IC3F)));
+ tmpccmr2 |= (uint16_t)(TIM_ICSelection | (uint16_t)(TIM_ICFilter << (uint16_t)4));
+
+ if((TIMx == TIM1) || (TIMx == TIM8) || (TIMx == TIM2) || (TIMx == TIM3) ||
+ (TIMx == TIM4) ||(TIMx == TIM5))
+ {
+ /* Select the Polarity and set the CC3E Bit */
+ tmpccer &= (uint16_t)~((uint16_t)(TIM_CCER_CC3P));
+ tmpccer |= (uint16_t)(tmp | (uint16_t)TIM_CCER_CC3E);
+ }
+ else
+ {
+ /* Select the Polarity and set the CC3E Bit */
+ tmpccer &= (uint16_t)~((uint16_t)(TIM_CCER_CC3P | TIM_CCER_CC3NP));
+ tmpccer |= (uint16_t)(TIM_ICPolarity | (uint16_t)TIM_CCER_CC3E);
+ }
+
+ /* Write to TIMx CCMR2 and CCER registers */
+ TIMx->CCMR2 = tmpccmr2;
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @brief Configure the TI4 as Input.
+ * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral.
+ * @param TIM_ICPolarity : The Input Polarity.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICPolarity_Rising
+ * @arg TIM_ICPolarity_Falling
+ * @param TIM_ICSelection: specifies the input to be used.
+ * This parameter can be one of the following values:
+ * @arg TIM_ICSelection_DirectTI: TIM Input 4 is selected to be connected to IC4.
+ * @arg TIM_ICSelection_IndirectTI: TIM Input 4 is selected to be connected to IC3.
+ * @arg TIM_ICSelection_TRC: TIM Input 4 is selected to be connected to TRC.
+ * @param TIM_ICFilter: Specifies the Input Capture Filter.
+ * This parameter must be a value between 0x00 and 0x0F.
+ * @retval None
+ */
+static void TI4_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection,
+ uint16_t TIM_ICFilter)
+{
+ uint16_t tmpccmr2 = 0, tmpccer = 0, tmp = 0;
+
+ /* Disable the Channel 4: Reset the CC4E Bit */
+ TIMx->CCER &= (uint16_t)~((uint16_t)TIM_CCER_CC4E);
+ tmpccmr2 = TIMx->CCMR2;
+ tmpccer = TIMx->CCER;
+ tmp = (uint16_t)(TIM_ICPolarity << 12);
+ /* Select the Input and set the filter */
+ tmpccmr2 &= (uint16_t)((uint16_t)(~(uint16_t)TIM_CCMR2_CC4S) & ((uint16_t)~((uint16_t)TIM_CCMR2_IC4F)));
+ tmpccmr2 |= (uint16_t)(TIM_ICSelection << 8);
+ tmpccmr2 |= (uint16_t)(TIM_ICFilter << 12);
+
+ if((TIMx == TIM1) || (TIMx == TIM8) || (TIMx == TIM2) || (TIMx == TIM3) ||
+ (TIMx == TIM4) ||(TIMx == TIM5))
+ {
+ /* Select the Polarity and set the CC4E Bit */
+ tmpccer &= (uint16_t)~((uint16_t)(TIM_CCER_CC4P));
+ tmpccer |= (uint16_t)(tmp | (uint16_t)TIM_CCER_CC4E);
+ }
+ else
+ {
+ /* Select the Polarity and set the CC4E Bit */
+ tmpccer &= (uint16_t)~((uint16_t)(TIM_CCER_CC3P | TIM_CCER_CC4NP));
+ tmpccer |= (uint16_t)(TIM_ICPolarity | (uint16_t)TIM_CCER_CC4E);
+ }
+ /* Write to TIMx CCMR2 and CCER registers */
+ TIMx->CCMR2 = tmpccmr2;
+ TIMx->CCER = tmpccer;
+}
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_tim.h b/3-5 GPIO_光敏传感器/Library/stm32f10x_tim.h
new file mode 100644
index 0000000..cd7ac3e
--- /dev/null
+++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_tim.h
@@ -0,0 +1,1164 @@
+/**
+ ******************************************************************************
+ * @file stm32f10x_tim.h
+ * @author MCD Application Team
+ * @version V3.5.0
+ * @date 11-March-2011
+ * @brief This file contains all the functions prototypes for the TIM firmware
+ * library.
+ ******************************************************************************
+ * @attention
+ *
+ * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+ * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+ * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+ * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+ * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+ * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+ *
+ * © COPYRIGHT 2011 STMicroelectronics
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32F10x_TIM_H
+#define __STM32F10x_TIM_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f10x.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Driver
+ * @{
+ */
+
+/** @addtogroup TIM
+ * @{
+ */
+
+/** @defgroup TIM_Exported_Types
+ * @{
+ */
+
+/**
+ * @brief TIM Time Base Init structure definition
+ * @note This structure is used with all TIMx except for TIM6 and TIM7.
+ */
+
+typedef struct
+{
+ uint16_t TIM_Prescaler; /*!< Specifies the prescaler value used to divide the TIM clock.
+ This parameter can be a number between 0x0000 and 0xFFFF */
+
+ uint16_t TIM_CounterMode; /*!< Specifies the counter mode.
+ This parameter can be a value of @ref TIM_Counter_Mode */
+
+ uint16_t TIM_Period; /*!< Specifies the period value to be loaded into the active
+ Auto-Reload Register at the next update event.
+ This parameter must be a number between 0x0000 and 0xFFFF. */
+
+ uint16_t TIM_ClockDivision; /*!< Specifies the clock division.
+ This parameter can be a value of @ref TIM_Clock_Division_CKD */
+
+ uint8_t TIM_RepetitionCounter; /*!< Specifies the repetition counter value. Each time the RCR downcounter
+ reaches zero, an update event is generated and counting restarts
+ from the RCR value (N).
+ This means in PWM mode that (N+1) corresponds to:
+ - the number of PWM periods in edge-aligned mode
+ - the number of half PWM period in center-aligned mode
+ This parameter must be a number between 0x00 and 0xFF.
+ @note This parameter is valid only for TIM1 and TIM8. */
+} TIM_TimeBaseInitTypeDef;
+
+/**
+ * @brief TIM Output Compare Init structure definition
+ */
+
+typedef struct
+{
+ uint16_t TIM_OCMode; /*!< Specifies the TIM mode.
+ This parameter can be a value of @ref TIM_Output_Compare_and_PWM_modes */
+
+ uint16_t TIM_OutputState; /*!< Specifies the TIM Output Compare state.
+ This parameter can be a value of @ref TIM_Output_Compare_state */
+
+ uint16_t TIM_OutputNState; /*!< Specifies the TIM complementary Output Compare state.
+ This parameter can be a value of @ref TIM_Output_Compare_N_state
+ @note This parameter is valid only for TIM1 and TIM8. */
+
+ uint16_t TIM_Pulse; /*!< Specifies the pulse value to be loaded into the Capture Compare Register.
+ This parameter can be a number between 0x0000 and 0xFFFF */
+
+ uint16_t TIM_OCPolarity; /*!< Specifies the output polarity.
+ This parameter can be a value of @ref TIM_Output_Compare_Polarity */
+
+ uint16_t TIM_OCNPolarity; /*!< Specifies the complementary output polarity.
+ This parameter can be a value of @ref TIM_Output_Compare_N_Polarity
+ @note This parameter is valid only for TIM1 and TIM8. */
+
+ uint16_t TIM_OCIdleState; /*!< Specifies the TIM Output Compare pin state during Idle state.
+ This parameter can be a value of @ref TIM_Output_Compare_Idle_State
+ @note This parameter is valid only for TIM1 and TIM8. */
+
+ uint16_t TIM_OCNIdleState; /*!< Specifies the TIM Output Compare pin state during Idle state.
+ This parameter can be a value of @ref TIM_Output_Compare_N_Idle_State
+ @note This parameter is valid only for TIM1 and TIM8. */
+} TIM_OCInitTypeDef;
+
+/**
+ * @brief TIM Input Capture Init structure definition
+ */
+
+typedef struct
+{
+
+ uint16_t TIM_Channel; /*!< Specifies the TIM channel.
+ This parameter can be a value of @ref TIM_Channel */
+
+ uint16_t TIM_ICPolarity; /*!< Specifies the active edge of the input signal.
+ This parameter can be a value of @ref TIM_Input_Capture_Polarity */
+
+ uint16_t TIM_ICSelection; /*!< Specifies the input.
+ This parameter can be a value of @ref TIM_Input_Capture_Selection */
+
+ uint16_t TIM_ICPrescaler; /*!< Specifies the Input Capture Prescaler.
+ This parameter can be a value of @ref TIM_Input_Capture_Prescaler */
+
+ uint16_t TIM_ICFilter; /*!< Specifies the input capture filter.
+ This parameter can be a number between 0x0 and 0xF */
+} TIM_ICInitTypeDef;
+
+/**
+ * @brief BDTR structure definition
+ * @note This structure is used only with TIM1 and TIM8.
+ */
+
+typedef struct
+{
+
+ uint16_t TIM_OSSRState; /*!< Specifies the Off-State selection used in Run mode.
+ This parameter can be a value of @ref OSSR_Off_State_Selection_for_Run_mode_state */
+
+ uint16_t TIM_OSSIState; /*!< Specifies the Off-State used in Idle state.
+ This parameter can be a value of @ref OSSI_Off_State_Selection_for_Idle_mode_state */
+
+ uint16_t TIM_LOCKLevel; /*!< Specifies the LOCK level parameters.
+ This parameter can be a value of @ref Lock_level */
+
+ uint16_t TIM_DeadTime; /*!< Specifies the delay time between the switching-off and the
+ switching-on of the outputs.
+ This parameter can be a number between 0x00 and 0xFF */
+
+ uint16_t TIM_Break; /*!< Specifies whether the TIM Break input is enabled or not.
+ This parameter can be a value of @ref Break_Input_enable_disable */
+
+ uint16_t TIM_BreakPolarity; /*!< Specifies the TIM Break Input pin polarity.
+ This parameter can be a value of @ref Break_Polarity */
+
+ uint16_t TIM_AutomaticOutput; /*!< Specifies whether the TIM Automatic Output feature is enabled or not.
+ This parameter can be a value of @ref TIM_AOE_Bit_Set_Reset */
+} TIM_BDTRInitTypeDef;
+
+/** @defgroup TIM_Exported_constants
+ * @{
+ */
+
+#define IS_TIM_ALL_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM2) || \
+ ((PERIPH) == TIM3) || \
+ ((PERIPH) == TIM4) || \
+ ((PERIPH) == TIM5) || \
+ ((PERIPH) == TIM6) || \
+ ((PERIPH) == TIM7) || \
+ ((PERIPH) == TIM8) || \
+ ((PERIPH) == TIM9) || \
+ ((PERIPH) == TIM10)|| \
+ ((PERIPH) == TIM11)|| \
+ ((PERIPH) == TIM12)|| \
+ ((PERIPH) == TIM13)|| \
+ ((PERIPH) == TIM14)|| \
+ ((PERIPH) == TIM15)|| \
+ ((PERIPH) == TIM16)|| \
+ ((PERIPH) == TIM17))
+
+/* LIST1: TIM 1 and 8 */
+#define IS_TIM_LIST1_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM8))
+
+/* LIST2: TIM 1, 8, 15 16 and 17 */
+#define IS_TIM_LIST2_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM8) || \
+ ((PERIPH) == TIM15)|| \
+ ((PERIPH) == TIM16)|| \
+ ((PERIPH) == TIM17))
+
+/* LIST3: TIM 1, 2, 3, 4, 5 and 8 */
+#define IS_TIM_LIST3_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM2) || \
+ ((PERIPH) == TIM3) || \
+ ((PERIPH) == TIM4) || \
+ ((PERIPH) == TIM5) || \
+ ((PERIPH) == TIM8))
+
+/* LIST4: TIM 1, 2, 3, 4, 5, 8, 15, 16 and 17 */
+#define IS_TIM_LIST4_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM2) || \
+ ((PERIPH) == TIM3) || \
+ ((PERIPH) == TIM4) || \
+ ((PERIPH) == TIM5) || \
+ ((PERIPH) == TIM8) || \
+ ((PERIPH) == TIM15)|| \
+ ((PERIPH) == TIM16)|| \
+ ((PERIPH) == TIM17))
+
+/* LIST5: TIM 1, 2, 3, 4, 5, 8 and 15 */
+#define IS_TIM_LIST5_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM2) || \
+ ((PERIPH) == TIM3) || \
+ ((PERIPH) == TIM4) || \
+ ((PERIPH) == TIM5) || \
+ ((PERIPH) == TIM8) || \
+ ((PERIPH) == TIM15))
+
+/* LIST6: TIM 1, 2, 3, 4, 5, 8, 9, 12 and 15 */
+#define IS_TIM_LIST6_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM2) || \
+ ((PERIPH) == TIM3) || \
+ ((PERIPH) == TIM4) || \
+ ((PERIPH) == TIM5) || \
+ ((PERIPH) == TIM8) || \
+ ((PERIPH) == TIM9) || \
+ ((PERIPH) == TIM12)|| \
+ ((PERIPH) == TIM15))
+
+/* LIST7: TIM 1, 2, 3, 4, 5, 6, 7, 8, 9, 12 and 15 */
+#define IS_TIM_LIST7_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM2) || \
+ ((PERIPH) == TIM3) || \
+ ((PERIPH) == TIM4) || \
+ ((PERIPH) == TIM5) || \
+ ((PERIPH) == TIM6) || \
+ ((PERIPH) == TIM7) || \
+ ((PERIPH) == TIM8) || \
+ ((PERIPH) == TIM9) || \
+ ((PERIPH) == TIM12)|| \
+ ((PERIPH) == TIM15))
+
+/* LIST8: TIM 1, 2, 3, 4, 5, 8, 9, 10, 11, 12, 13, 14, 15, 16 and 17 */
+#define IS_TIM_LIST8_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM2) || \
+ ((PERIPH) == TIM3) || \
+ ((PERIPH) == TIM4) || \
+ ((PERIPH) == TIM5) || \
+ ((PERIPH) == TIM8) || \
+ ((PERIPH) == TIM9) || \
+ ((PERIPH) == TIM10)|| \
+ ((PERIPH) == TIM11)|| \
+ ((PERIPH) == TIM12)|| \
+ ((PERIPH) == TIM13)|| \
+ ((PERIPH) == TIM14)|| \
+ ((PERIPH) == TIM15)|| \
+ ((PERIPH) == TIM16)|| \
+ ((PERIPH) == TIM17))
+
+/* LIST9: TIM 1, 2, 3, 4, 5, 6, 7, 8, 15, 16, and 17 */
+#define IS_TIM_LIST9_PERIPH(PERIPH) (((PERIPH) == TIM1) || \
+ ((PERIPH) == TIM2) || \
+ ((PERIPH) == TIM3) || \
+ ((PERIPH) == TIM4) || \
+ ((PERIPH) == TIM5) || \
+ ((PERIPH) == TIM6) || \
+ ((PERIPH) == TIM7) || \
+ ((PERIPH) == TIM8) || \
+ ((PERIPH) == TIM15)|| \
+ ((PERIPH) == TIM16)|| \
+ ((PERIPH) == TIM17))
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_and_PWM_modes
+ * @{
+ */
+
+#define TIM_OCMode_Timing ((uint16_t)0x0000)
+#define TIM_OCMode_Active ((uint16_t)0x0010)
+#define TIM_OCMode_Inactive ((uint16_t)0x0020)
+#define TIM_OCMode_Toggle ((uint16_t)0x0030)
+#define TIM_OCMode_PWM1 ((uint16_t)0x0060)
+#define TIM_OCMode_PWM2 ((uint16_t)0x0070)
+#define IS_TIM_OC_MODE(MODE) (((MODE) == TIM_OCMode_Timing) || \
+ ((MODE) == TIM_OCMode_Active) || \
+ ((MODE) == TIM_OCMode_Inactive) || \
+ ((MODE) == TIM_OCMode_Toggle)|| \
+ ((MODE) == TIM_OCMode_PWM1) || \
+ ((MODE) == TIM_OCMode_PWM2))
+#define IS_TIM_OCM(MODE) (((MODE) == TIM_OCMode_Timing) || \
+ ((MODE) == TIM_OCMode_Active) || \
+ ((MODE) == TIM_OCMode_Inactive) || \
+ ((MODE) == TIM_OCMode_Toggle)|| \
+ ((MODE) == TIM_OCMode_PWM1) || \
+ ((MODE) == TIM_OCMode_PWM2) || \
+ ((MODE) == TIM_ForcedAction_Active) || \
+ ((MODE) == TIM_ForcedAction_InActive))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_One_Pulse_Mode
+ * @{
+ */
+
+#define TIM_OPMode_Single ((uint16_t)0x0008)
+#define TIM_OPMode_Repetitive ((uint16_t)0x0000)
+#define IS_TIM_OPM_MODE(MODE) (((MODE) == TIM_OPMode_Single) || \
+ ((MODE) == TIM_OPMode_Repetitive))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Channel
+ * @{
+ */
+
+#define TIM_Channel_1 ((uint16_t)0x0000)
+#define TIM_Channel_2 ((uint16_t)0x0004)
+#define TIM_Channel_3 ((uint16_t)0x0008)
+#define TIM_Channel_4 ((uint16_t)0x000C)
+#define IS_TIM_CHANNEL(CHANNEL) (((CHANNEL) == TIM_Channel_1) || \
+ ((CHANNEL) == TIM_Channel_2) || \
+ ((CHANNEL) == TIM_Channel_3) || \
+ ((CHANNEL) == TIM_Channel_4))
+#define IS_TIM_PWMI_CHANNEL(CHANNEL) (((CHANNEL) == TIM_Channel_1) || \
+ ((CHANNEL) == TIM_Channel_2))
+#define IS_TIM_COMPLEMENTARY_CHANNEL(CHANNEL) (((CHANNEL) == TIM_Channel_1) || \
+ ((CHANNEL) == TIM_Channel_2) || \
+ ((CHANNEL) == TIM_Channel_3))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Clock_Division_CKD
+ * @{
+ */
+
+#define TIM_CKD_DIV1 ((uint16_t)0x0000)
+#define TIM_CKD_DIV2 ((uint16_t)0x0100)
+#define TIM_CKD_DIV4 ((uint16_t)0x0200)
+#define IS_TIM_CKD_DIV(DIV) (((DIV) == TIM_CKD_DIV1) || \
+ ((DIV) == TIM_CKD_DIV2) || \
+ ((DIV) == TIM_CKD_DIV4))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Counter_Mode
+ * @{
+ */
+
+#define TIM_CounterMode_Up ((uint16_t)0x0000)
+#define TIM_CounterMode_Down ((uint16_t)0x0010)
+#define TIM_CounterMode_CenterAligned1 ((uint16_t)0x0020)
+#define TIM_CounterMode_CenterAligned2 ((uint16_t)0x0040)
+#define TIM_CounterMode_CenterAligned3 ((uint16_t)0x0060)
+#define IS_TIM_COUNTER_MODE(MODE) (((MODE) == TIM_CounterMode_Up) || \
+ ((MODE) == TIM_CounterMode_Down) || \
+ ((MODE) == TIM_CounterMode_CenterAligned1) || \
+ ((MODE) == TIM_CounterMode_CenterAligned2) || \
+ ((MODE) == TIM_CounterMode_CenterAligned3))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_Polarity
+ * @{
+ */
+
+#define TIM_OCPolarity_High ((uint16_t)0x0000)
+#define TIM_OCPolarity_Low ((uint16_t)0x0002)
+#define IS_TIM_OC_POLARITY(POLARITY) (((POLARITY) == TIM_OCPolarity_High) || \
+ ((POLARITY) == TIM_OCPolarity_Low))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_N_Polarity
+ * @{
+ */
+
+#define TIM_OCNPolarity_High ((uint16_t)0x0000)
+#define TIM_OCNPolarity_Low ((uint16_t)0x0008)
+#define IS_TIM_OCN_POLARITY(POLARITY) (((POLARITY) == TIM_OCNPolarity_High) || \
+ ((POLARITY) == TIM_OCNPolarity_Low))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_state
+ * @{
+ */
+
+#define TIM_OutputState_Disable ((uint16_t)0x0000)
+#define TIM_OutputState_Enable ((uint16_t)0x0001)
+#define IS_TIM_OUTPUT_STATE(STATE) (((STATE) == TIM_OutputState_Disable) || \
+ ((STATE) == TIM_OutputState_Enable))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_N_state
+ * @{
+ */
+
+#define TIM_OutputNState_Disable ((uint16_t)0x0000)
+#define TIM_OutputNState_Enable ((uint16_t)0x0004)
+#define IS_TIM_OUTPUTN_STATE(STATE) (((STATE) == TIM_OutputNState_Disable) || \
+ ((STATE) == TIM_OutputNState_Enable))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Capture_Compare_state
+ * @{
+ */
+
+#define TIM_CCx_Enable ((uint16_t)0x0001)
+#define TIM_CCx_Disable ((uint16_t)0x0000)
+#define IS_TIM_CCX(CCX) (((CCX) == TIM_CCx_Enable) || \
+ ((CCX) == TIM_CCx_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Capture_Compare_N_state
+ * @{
+ */
+
+#define TIM_CCxN_Enable ((uint16_t)0x0004)
+#define TIM_CCxN_Disable ((uint16_t)0x0000)
+#define IS_TIM_CCXN(CCXN) (((CCXN) == TIM_CCxN_Enable) || \
+ ((CCXN) == TIM_CCxN_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup Break_Input_enable_disable
+ * @{
+ */
+
+#define TIM_Break_Enable ((uint16_t)0x1000)
+#define TIM_Break_Disable ((uint16_t)0x0000)
+#define IS_TIM_BREAK_STATE(STATE) (((STATE) == TIM_Break_Enable) || \
+ ((STATE) == TIM_Break_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup Break_Polarity
+ * @{
+ */
+
+#define TIM_BreakPolarity_Low ((uint16_t)0x0000)
+#define TIM_BreakPolarity_High ((uint16_t)0x2000)
+#define IS_TIM_BREAK_POLARITY(POLARITY) (((POLARITY) == TIM_BreakPolarity_Low) || \
+ ((POLARITY) == TIM_BreakPolarity_High))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_AOE_Bit_Set_Reset
+ * @{
+ */
+
+#define TIM_AutomaticOutput_Enable ((uint16_t)0x4000)
+#define TIM_AutomaticOutput_Disable ((uint16_t)0x0000)
+#define IS_TIM_AUTOMATIC_OUTPUT_STATE(STATE) (((STATE) == TIM_AutomaticOutput_Enable) || \
+ ((STATE) == TIM_AutomaticOutput_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup Lock_level
+ * @{
+ */
+
+#define TIM_LOCKLevel_OFF ((uint16_t)0x0000)
+#define TIM_LOCKLevel_1 ((uint16_t)0x0100)
+#define TIM_LOCKLevel_2 ((uint16_t)0x0200)
+#define TIM_LOCKLevel_3 ((uint16_t)0x0300)
+#define IS_TIM_LOCK_LEVEL(LEVEL) (((LEVEL) == TIM_LOCKLevel_OFF) || \
+ ((LEVEL) == TIM_LOCKLevel_1) || \
+ ((LEVEL) == TIM_LOCKLevel_2) || \
+ ((LEVEL) == TIM_LOCKLevel_3))
+/**
+ * @}
+ */
+
+/** @defgroup OSSI_Off_State_Selection_for_Idle_mode_state
+ * @{
+ */
+
+#define TIM_OSSIState_Enable ((uint16_t)0x0400)
+#define TIM_OSSIState_Disable ((uint16_t)0x0000)
+#define IS_TIM_OSSI_STATE(STATE) (((STATE) == TIM_OSSIState_Enable) || \
+ ((STATE) == TIM_OSSIState_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup OSSR_Off_State_Selection_for_Run_mode_state
+ * @{
+ */
+
+#define TIM_OSSRState_Enable ((uint16_t)0x0800)
+#define TIM_OSSRState_Disable ((uint16_t)0x0000)
+#define IS_TIM_OSSR_STATE(STATE) (((STATE) == TIM_OSSRState_Enable) || \
+ ((STATE) == TIM_OSSRState_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_Idle_State
+ * @{
+ */
+
+#define TIM_OCIdleState_Set ((uint16_t)0x0100)
+#define TIM_OCIdleState_Reset ((uint16_t)0x0000)
+#define IS_TIM_OCIDLE_STATE(STATE) (((STATE) == TIM_OCIdleState_Set) || \
+ ((STATE) == TIM_OCIdleState_Reset))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_N_Idle_State
+ * @{
+ */
+
+#define TIM_OCNIdleState_Set ((uint16_t)0x0200)
+#define TIM_OCNIdleState_Reset ((uint16_t)0x0000)
+#define IS_TIM_OCNIDLE_STATE(STATE) (((STATE) == TIM_OCNIdleState_Set) || \
+ ((STATE) == TIM_OCNIdleState_Reset))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Input_Capture_Polarity
+ * @{
+ */
+
+#define TIM_ICPolarity_Rising ((uint16_t)0x0000)
+#define TIM_ICPolarity_Falling ((uint16_t)0x0002)
+#define TIM_ICPolarity_BothEdge ((uint16_t)0x000A)
+#define IS_TIM_IC_POLARITY(POLARITY) (((POLARITY) == TIM_ICPolarity_Rising) || \
+ ((POLARITY) == TIM_ICPolarity_Falling))
+#define IS_TIM_IC_POLARITY_LITE(POLARITY) (((POLARITY) == TIM_ICPolarity_Rising) || \
+ ((POLARITY) == TIM_ICPolarity_Falling)|| \
+ ((POLARITY) == TIM_ICPolarity_BothEdge))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Input_Capture_Selection
+ * @{
+ */
+
+#define TIM_ICSelection_DirectTI ((uint16_t)0x0001) /*!< TIM Input 1, 2, 3 or 4 is selected to be
+ connected to IC1, IC2, IC3 or IC4, respectively */
+#define TIM_ICSelection_IndirectTI ((uint16_t)0x0002) /*!< TIM Input 1, 2, 3 or 4 is selected to be
+ connected to IC2, IC1, IC4 or IC3, respectively. */
+#define TIM_ICSelection_TRC ((uint16_t)0x0003) /*!< TIM Input 1, 2, 3 or 4 is selected to be connected to TRC. */
+#define IS_TIM_IC_SELECTION(SELECTION) (((SELECTION) == TIM_ICSelection_DirectTI) || \
+ ((SELECTION) == TIM_ICSelection_IndirectTI) || \
+ ((SELECTION) == TIM_ICSelection_TRC))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Input_Capture_Prescaler
+ * @{
+ */
+
+#define TIM_ICPSC_DIV1 ((uint16_t)0x0000) /*!< Capture performed each time an edge is detected on the capture input. */
+#define TIM_ICPSC_DIV2 ((uint16_t)0x0004) /*!< Capture performed once every 2 events. */
+#define TIM_ICPSC_DIV4 ((uint16_t)0x0008) /*!< Capture performed once every 4 events. */
+#define TIM_ICPSC_DIV8 ((uint16_t)0x000C) /*!< Capture performed once every 8 events. */
+#define IS_TIM_IC_PRESCALER(PRESCALER) (((PRESCALER) == TIM_ICPSC_DIV1) || \
+ ((PRESCALER) == TIM_ICPSC_DIV2) || \
+ ((PRESCALER) == TIM_ICPSC_DIV4) || \
+ ((PRESCALER) == TIM_ICPSC_DIV8))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_interrupt_sources
+ * @{
+ */
+
+#define TIM_IT_Update ((uint16_t)0x0001)
+#define TIM_IT_CC1 ((uint16_t)0x0002)
+#define TIM_IT_CC2 ((uint16_t)0x0004)
+#define TIM_IT_CC3 ((uint16_t)0x0008)
+#define TIM_IT_CC4 ((uint16_t)0x0010)
+#define TIM_IT_COM ((uint16_t)0x0020)
+#define TIM_IT_Trigger ((uint16_t)0x0040)
+#define TIM_IT_Break ((uint16_t)0x0080)
+#define IS_TIM_IT(IT) ((((IT) & (uint16_t)0xFF00) == 0x0000) && ((IT) != 0x0000))
+
+#define IS_TIM_GET_IT(IT) (((IT) == TIM_IT_Update) || \
+ ((IT) == TIM_IT_CC1) || \
+ ((IT) == TIM_IT_CC2) || \
+ ((IT) == TIM_IT_CC3) || \
+ ((IT) == TIM_IT_CC4) || \
+ ((IT) == TIM_IT_COM) || \
+ ((IT) == TIM_IT_Trigger) || \
+ ((IT) == TIM_IT_Break))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_DMA_Base_address
+ * @{
+ */
+
+#define TIM_DMABase_CR1 ((uint16_t)0x0000)
+#define TIM_DMABase_CR2 ((uint16_t)0x0001)
+#define TIM_DMABase_SMCR ((uint16_t)0x0002)
+#define TIM_DMABase_DIER ((uint16_t)0x0003)
+#define TIM_DMABase_SR ((uint16_t)0x0004)
+#define TIM_DMABase_EGR ((uint16_t)0x0005)
+#define TIM_DMABase_CCMR1 ((uint16_t)0x0006)
+#define TIM_DMABase_CCMR2 ((uint16_t)0x0007)
+#define TIM_DMABase_CCER ((uint16_t)0x0008)
+#define TIM_DMABase_CNT ((uint16_t)0x0009)
+#define TIM_DMABase_PSC ((uint16_t)0x000A)
+#define TIM_DMABase_ARR ((uint16_t)0x000B)
+#define TIM_DMABase_RCR ((uint16_t)0x000C)
+#define TIM_DMABase_CCR1 ((uint16_t)0x000D)
+#define TIM_DMABase_CCR2 ((uint16_t)0x000E)
+#define TIM_DMABase_CCR3 ((uint16_t)0x000F)
+#define TIM_DMABase_CCR4 ((uint16_t)0x0010)
+#define TIM_DMABase_BDTR ((uint16_t)0x0011)
+#define TIM_DMABase_DCR ((uint16_t)0x0012)
+#define IS_TIM_DMA_BASE(BASE) (((BASE) == TIM_DMABase_CR1) || \
+ ((BASE) == TIM_DMABase_CR2) || \
+ ((BASE) == TIM_DMABase_SMCR) || \
+ ((BASE) == TIM_DMABase_DIER) || \
+ ((BASE) == TIM_DMABase_SR) || \
+ ((BASE) == TIM_DMABase_EGR) || \
+ ((BASE) == TIM_DMABase_CCMR1) || \
+ ((BASE) == TIM_DMABase_CCMR2) || \
+ ((BASE) == TIM_DMABase_CCER) || \
+ ((BASE) == TIM_DMABase_CNT) || \
+ ((BASE) == TIM_DMABase_PSC) || \
+ ((BASE) == TIM_DMABase_ARR) || \
+ ((BASE) == TIM_DMABase_RCR) || \
+ ((BASE) == TIM_DMABase_CCR1) || \
+ ((BASE) == TIM_DMABase_CCR2) || \
+ ((BASE) == TIM_DMABase_CCR3) || \
+ ((BASE) == TIM_DMABase_CCR4) || \
+ ((BASE) == TIM_DMABase_BDTR) || \
+ ((BASE) == TIM_DMABase_DCR))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_DMA_Burst_Length
+ * @{
+ */
+
+#define TIM_DMABurstLength_1Transfer ((uint16_t)0x0000)
+#define TIM_DMABurstLength_2Transfers ((uint16_t)0x0100)
+#define TIM_DMABurstLength_3Transfers ((uint16_t)0x0200)
+#define TIM_DMABurstLength_4Transfers ((uint16_t)0x0300)
+#define TIM_DMABurstLength_5Transfers ((uint16_t)0x0400)
+#define TIM_DMABurstLength_6Transfers ((uint16_t)0x0500)
+#define TIM_DMABurstLength_7Transfers ((uint16_t)0x0600)
+#define TIM_DMABurstLength_8Transfers ((uint16_t)0x0700)
+#define TIM_DMABurstLength_9Transfers ((uint16_t)0x0800)
+#define TIM_DMABurstLength_10Transfers ((uint16_t)0x0900)
+#define TIM_DMABurstLength_11Transfers ((uint16_t)0x0A00)
+#define TIM_DMABurstLength_12Transfers ((uint16_t)0x0B00)
+#define TIM_DMABurstLength_13Transfers ((uint16_t)0x0C00)
+#define TIM_DMABurstLength_14Transfers ((uint16_t)0x0D00)
+#define TIM_DMABurstLength_15Transfers ((uint16_t)0x0E00)
+#define TIM_DMABurstLength_16Transfers ((uint16_t)0x0F00)
+#define TIM_DMABurstLength_17Transfers ((uint16_t)0x1000)
+#define TIM_DMABurstLength_18Transfers ((uint16_t)0x1100)
+#define IS_TIM_DMA_LENGTH(LENGTH) (((LENGTH) == TIM_DMABurstLength_1Transfer) || \
+ ((LENGTH) == TIM_DMABurstLength_2Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_3Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_4Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_5Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_6Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_7Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_8Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_9Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_10Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_11Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_12Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_13Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_14Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_15Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_16Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_17Transfers) || \
+ ((LENGTH) == TIM_DMABurstLength_18Transfers))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_DMA_sources
+ * @{
+ */
+
+#define TIM_DMA_Update ((uint16_t)0x0100)
+#define TIM_DMA_CC1 ((uint16_t)0x0200)
+#define TIM_DMA_CC2 ((uint16_t)0x0400)
+#define TIM_DMA_CC3 ((uint16_t)0x0800)
+#define TIM_DMA_CC4 ((uint16_t)0x1000)
+#define TIM_DMA_COM ((uint16_t)0x2000)
+#define TIM_DMA_Trigger ((uint16_t)0x4000)
+#define IS_TIM_DMA_SOURCE(SOURCE) ((((SOURCE) & (uint16_t)0x80FF) == 0x0000) && ((SOURCE) != 0x0000))
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_External_Trigger_Prescaler
+ * @{
+ */
+
+#define TIM_ExtTRGPSC_OFF ((uint16_t)0x0000)
+#define TIM_ExtTRGPSC_DIV2 ((uint16_t)0x1000)
+#define TIM_ExtTRGPSC_DIV4 ((uint16_t)0x2000)
+#define TIM_ExtTRGPSC_DIV8 ((uint16_t)0x3000)
+#define IS_TIM_EXT_PRESCALER(PRESCALER) (((PRESCALER) == TIM_ExtTRGPSC_OFF) || \
+ ((PRESCALER) == TIM_ExtTRGPSC_DIV2) || \
+ ((PRESCALER) == TIM_ExtTRGPSC_DIV4) || \
+ ((PRESCALER) == TIM_ExtTRGPSC_DIV8))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Internal_Trigger_Selection
+ * @{
+ */
+
+#define TIM_TS_ITR0 ((uint16_t)0x0000)
+#define TIM_TS_ITR1 ((uint16_t)0x0010)
+#define TIM_TS_ITR2 ((uint16_t)0x0020)
+#define TIM_TS_ITR3 ((uint16_t)0x0030)
+#define TIM_TS_TI1F_ED ((uint16_t)0x0040)
+#define TIM_TS_TI1FP1 ((uint16_t)0x0050)
+#define TIM_TS_TI2FP2 ((uint16_t)0x0060)
+#define TIM_TS_ETRF ((uint16_t)0x0070)
+#define IS_TIM_TRIGGER_SELECTION(SELECTION) (((SELECTION) == TIM_TS_ITR0) || \
+ ((SELECTION) == TIM_TS_ITR1) || \
+ ((SELECTION) == TIM_TS_ITR2) || \
+ ((SELECTION) == TIM_TS_ITR3) || \
+ ((SELECTION) == TIM_TS_TI1F_ED) || \
+ ((SELECTION) == TIM_TS_TI1FP1) || \
+ ((SELECTION) == TIM_TS_TI2FP2) || \
+ ((SELECTION) == TIM_TS_ETRF))
+#define IS_TIM_INTERNAL_TRIGGER_SELECTION(SELECTION) (((SELECTION) == TIM_TS_ITR0) || \
+ ((SELECTION) == TIM_TS_ITR1) || \
+ ((SELECTION) == TIM_TS_ITR2) || \
+ ((SELECTION) == TIM_TS_ITR3))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_TIx_External_Clock_Source
+ * @{
+ */
+
+#define TIM_TIxExternalCLK1Source_TI1 ((uint16_t)0x0050)
+#define TIM_TIxExternalCLK1Source_TI2 ((uint16_t)0x0060)
+#define TIM_TIxExternalCLK1Source_TI1ED ((uint16_t)0x0040)
+#define IS_TIM_TIXCLK_SOURCE(SOURCE) (((SOURCE) == TIM_TIxExternalCLK1Source_TI1) || \
+ ((SOURCE) == TIM_TIxExternalCLK1Source_TI2) || \
+ ((SOURCE) == TIM_TIxExternalCLK1Source_TI1ED))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_External_Trigger_Polarity
+ * @{
+ */
+#define TIM_ExtTRGPolarity_Inverted ((uint16_t)0x8000)
+#define TIM_ExtTRGPolarity_NonInverted ((uint16_t)0x0000)
+#define IS_TIM_EXT_POLARITY(POLARITY) (((POLARITY) == TIM_ExtTRGPolarity_Inverted) || \
+ ((POLARITY) == TIM_ExtTRGPolarity_NonInverted))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Prescaler_Reload_Mode
+ * @{
+ */
+
+#define TIM_PSCReloadMode_Update ((uint16_t)0x0000)
+#define TIM_PSCReloadMode_Immediate ((uint16_t)0x0001)
+#define IS_TIM_PRESCALER_RELOAD(RELOAD) (((RELOAD) == TIM_PSCReloadMode_Update) || \
+ ((RELOAD) == TIM_PSCReloadMode_Immediate))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Forced_Action
+ * @{
+ */
+
+#define TIM_ForcedAction_Active ((uint16_t)0x0050)
+#define TIM_ForcedAction_InActive ((uint16_t)0x0040)
+#define IS_TIM_FORCED_ACTION(ACTION) (((ACTION) == TIM_ForcedAction_Active) || \
+ ((ACTION) == TIM_ForcedAction_InActive))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Encoder_Mode
+ * @{
+ */
+
+#define TIM_EncoderMode_TI1 ((uint16_t)0x0001)
+#define TIM_EncoderMode_TI2 ((uint16_t)0x0002)
+#define TIM_EncoderMode_TI12 ((uint16_t)0x0003)
+#define IS_TIM_ENCODER_MODE(MODE) (((MODE) == TIM_EncoderMode_TI1) || \
+ ((MODE) == TIM_EncoderMode_TI2) || \
+ ((MODE) == TIM_EncoderMode_TI12))
+/**
+ * @}
+ */
+
+
+/** @defgroup TIM_Event_Source
+ * @{
+ */
+
+#define TIM_EventSource_Update ((uint16_t)0x0001)
+#define TIM_EventSource_CC1 ((uint16_t)0x0002)
+#define TIM_EventSource_CC2 ((uint16_t)0x0004)
+#define TIM_EventSource_CC3 ((uint16_t)0x0008)
+#define TIM_EventSource_CC4 ((uint16_t)0x0010)
+#define TIM_EventSource_COM ((uint16_t)0x0020)
+#define TIM_EventSource_Trigger ((uint16_t)0x0040)
+#define TIM_EventSource_Break ((uint16_t)0x0080)
+#define IS_TIM_EVENT_SOURCE(SOURCE) ((((SOURCE) & (uint16_t)0xFF00) == 0x0000) && ((SOURCE) != 0x0000))
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Update_Source
+ * @{
+ */
+
+#define TIM_UpdateSource_Global ((uint16_t)0x0000) /*!< Source of update is the counter overflow/underflow
+ or the setting of UG bit, or an update generation
+ through the slave mode controller. */
+#define TIM_UpdateSource_Regular ((uint16_t)0x0001) /*!< Source of update is counter overflow/underflow. */
+#define IS_TIM_UPDATE_SOURCE(SOURCE) (((SOURCE) == TIM_UpdateSource_Global) || \
+ ((SOURCE) == TIM_UpdateSource_Regular))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_Preload_State
+ * @{
+ */
+
+#define TIM_OCPreload_Enable ((uint16_t)0x0008)
+#define TIM_OCPreload_Disable ((uint16_t)0x0000)
+#define IS_TIM_OCPRELOAD_STATE(STATE) (((STATE) == TIM_OCPreload_Enable) || \
+ ((STATE) == TIM_OCPreload_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_Fast_State
+ * @{
+ */
+
+#define TIM_OCFast_Enable ((uint16_t)0x0004)
+#define TIM_OCFast_Disable ((uint16_t)0x0000)
+#define IS_TIM_OCFAST_STATE(STATE) (((STATE) == TIM_OCFast_Enable) || \
+ ((STATE) == TIM_OCFast_Disable))
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Output_Compare_Clear_State
+ * @{
+ */
+
+#define TIM_OCClear_Enable ((uint16_t)0x0080)
+#define TIM_OCClear_Disable ((uint16_t)0x0000)
+#define IS_TIM_OCCLEAR_STATE(STATE) (((STATE) == TIM_OCClear_Enable) || \
+ ((STATE) == TIM_OCClear_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Trigger_Output_Source
+ * @{
+ */
+
+#define TIM_TRGOSource_Reset ((uint16_t)0x0000)
+#define TIM_TRGOSource_Enable ((uint16_t)0x0010)
+#define TIM_TRGOSource_Update ((uint16_t)0x0020)
+#define TIM_TRGOSource_OC1 ((uint16_t)0x0030)
+#define TIM_TRGOSource_OC1Ref ((uint16_t)0x0040)
+#define TIM_TRGOSource_OC2Ref ((uint16_t)0x0050)
+#define TIM_TRGOSource_OC3Ref ((uint16_t)0x0060)
+#define TIM_TRGOSource_OC4Ref ((uint16_t)0x0070)
+#define IS_TIM_TRGO_SOURCE(SOURCE) (((SOURCE) == TIM_TRGOSource_Reset) || \
+ ((SOURCE) == TIM_TRGOSource_Enable) || \
+ ((SOURCE) == TIM_TRGOSource_Update) || \
+ ((SOURCE) == TIM_TRGOSource_OC1) || \
+ ((SOURCE) == TIM_TRGOSource_OC1Ref) || \
+ ((SOURCE) == TIM_TRGOSource_OC2Ref) || \
+ ((SOURCE) == TIM_TRGOSource_OC3Ref) || \
+ ((SOURCE) == TIM_TRGOSource_OC4Ref))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Slave_Mode
+ * @{
+ */
+
+#define TIM_SlaveMode_Reset ((uint16_t)0x0004)
+#define TIM_SlaveMode_Gated ((uint16_t)0x0005)
+#define TIM_SlaveMode_Trigger ((uint16_t)0x0006)
+#define TIM_SlaveMode_External1 ((uint16_t)0x0007)
+#define IS_TIM_SLAVE_MODE(MODE) (((MODE) == TIM_SlaveMode_Reset) || \
+ ((MODE) == TIM_SlaveMode_Gated) || \
+ ((MODE) == TIM_SlaveMode_Trigger) || \
+ ((MODE) == TIM_SlaveMode_External1))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Master_Slave_Mode
+ * @{
+ */
+
+#define TIM_MasterSlaveMode_Enable ((uint16_t)0x0080)
+#define TIM_MasterSlaveMode_Disable ((uint16_t)0x0000)
+#define IS_TIM_MSM_STATE(STATE) (((STATE) == TIM_MasterSlaveMode_Enable) || \
+ ((STATE) == TIM_MasterSlaveMode_Disable))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Flags
+ * @{
+ */
+
+#define TIM_FLAG_Update ((uint16_t)0x0001)
+#define TIM_FLAG_CC1 ((uint16_t)0x0002)
+#define TIM_FLAG_CC2 ((uint16_t)0x0004)
+#define TIM_FLAG_CC3 ((uint16_t)0x0008)
+#define TIM_FLAG_CC4 ((uint16_t)0x0010)
+#define TIM_FLAG_COM ((uint16_t)0x0020)
+#define TIM_FLAG_Trigger ((uint16_t)0x0040)
+#define TIM_FLAG_Break ((uint16_t)0x0080)
+#define TIM_FLAG_CC1OF ((uint16_t)0x0200)
+#define TIM_FLAG_CC2OF ((uint16_t)0x0400)
+#define TIM_FLAG_CC3OF ((uint16_t)0x0800)
+#define TIM_FLAG_CC4OF ((uint16_t)0x1000)
+#define IS_TIM_GET_FLAG(FLAG) (((FLAG) == TIM_FLAG_Update) || \
+ ((FLAG) == TIM_FLAG_CC1) || \
+ ((FLAG) == TIM_FLAG_CC2) || \
+ ((FLAG) == TIM_FLAG_CC3) || \
+ ((FLAG) == TIM_FLAG_CC4) || \
+ ((FLAG) == TIM_FLAG_COM) || \
+ ((FLAG) == TIM_FLAG_Trigger) || \
+ ((FLAG) == TIM_FLAG_Break) || \
+ ((FLAG) == TIM_FLAG_CC1OF) || \
+ ((FLAG) == TIM_FLAG_CC2OF) || \
+ ((FLAG) == TIM_FLAG_CC3OF) || \
+ ((FLAG) == TIM_FLAG_CC4OF))
+
+
+#define IS_TIM_CLEAR_FLAG(TIM_FLAG) ((((TIM_FLAG) & (uint16_t)0xE100) == 0x0000) && ((TIM_FLAG) != 0x0000))
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Input_Capture_Filer_Value
+ * @{
+ */
+
+#define IS_TIM_IC_FILTER(ICFILTER) ((ICFILTER) <= 0xF)
+/**
+ * @}
+ */
+
+/** @defgroup TIM_External_Trigger_Filter
+ * @{
+ */
+
+#define IS_TIM_EXT_FILTER(EXTFILTER) ((EXTFILTER) <= 0xF)
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Legacy
+ * @{
+ */
+
+#define TIM_DMABurstLength_1Byte TIM_DMABurstLength_1Transfer
+#define TIM_DMABurstLength_2Bytes TIM_DMABurstLength_2Transfers
+#define TIM_DMABurstLength_3Bytes TIM_DMABurstLength_3Transfers
+#define TIM_DMABurstLength_4Bytes TIM_DMABurstLength_4Transfers
+#define TIM_DMABurstLength_5Bytes TIM_DMABurstLength_5Transfers
+#define TIM_DMABurstLength_6Bytes TIM_DMABurstLength_6Transfers
+#define TIM_DMABurstLength_7Bytes TIM_DMABurstLength_7Transfers
+#define TIM_DMABurstLength_8Bytes TIM_DMABurstLength_8Transfers
+#define TIM_DMABurstLength_9Bytes TIM_DMABurstLength_9Transfers
+#define TIM_DMABurstLength_10Bytes TIM_DMABurstLength_10Transfers
+#define TIM_DMABurstLength_11Bytes TIM_DMABurstLength_11Transfers
+#define TIM_DMABurstLength_12Bytes TIM_DMABurstLength_12Transfers
+#define TIM_DMABurstLength_13Bytes TIM_DMABurstLength_13Transfers
+#define TIM_DMABurstLength_14Bytes TIM_DMABurstLength_14Transfers
+#define TIM_DMABurstLength_15Bytes TIM_DMABurstLength_15Transfers
+#define TIM_DMABurstLength_16Bytes TIM_DMABurstLength_16Transfers
+#define TIM_DMABurstLength_17Bytes TIM_DMABurstLength_17Transfers
+#define TIM_DMABurstLength_18Bytes TIM_DMABurstLength_18Transfers
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup TIM_Exported_Functions
+ * @{
+ */
+
+void TIM_DeInit(TIM_TypeDef* TIMx);
+void TIM_TimeBaseInit(TIM_TypeDef* TIMx, TIM_TimeBaseInitTypeDef* TIM_TimeBaseInitStruct);
+void TIM_OC1Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct);
+void TIM_OC2Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct);
+void TIM_OC3Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct);
+void TIM_OC4Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct);
+void TIM_ICInit(TIM_TypeDef* TIMx, TIM_ICInitTypeDef* TIM_ICInitStruct);
+void TIM_PWMIConfig(TIM_TypeDef* TIMx, TIM_ICInitTypeDef* TIM_ICInitStruct);
+void TIM_BDTRConfig(TIM_TypeDef* TIMx, TIM_BDTRInitTypeDef *TIM_BDTRInitStruct);
+void TIM_TimeBaseStructInit(TIM_TimeBaseInitTypeDef* TIM_TimeBaseInitStruct);
+void TIM_OCStructInit(TIM_OCInitTypeDef* TIM_OCInitStruct);
+void TIM_ICStructInit(TIM_ICInitTypeDef* TIM_ICInitStruct);
+void TIM_BDTRStructInit(TIM_BDTRInitTypeDef* TIM_BDTRInitStruct);
+void TIM_Cmd(TIM_TypeDef* TIMx, FunctionalState NewState);
+void TIM_CtrlPWMOutputs(TIM_TypeDef* TIMx, FunctionalState NewState);
+void TIM_ITConfig(TIM_TypeDef* TIMx, uint16_t TIM_IT, FunctionalState NewState);
+void TIM_GenerateEvent(TIM_TypeDef* TIMx, uint16_t TIM_EventSource);
+void TIM_DMAConfig(TIM_TypeDef* TIMx, uint16_t TIM_DMABase, uint16_t TIM_DMABurstLength);
+void TIM_DMACmd(TIM_TypeDef* TIMx, uint16_t TIM_DMASource, FunctionalState NewState);
+void TIM_InternalClockConfig(TIM_TypeDef* TIMx);
+void TIM_ITRxExternalClockConfig(TIM_TypeDef* TIMx, uint16_t TIM_InputTriggerSource);
+void TIM_TIxExternalClockConfig(TIM_TypeDef* TIMx, uint16_t TIM_TIxExternalCLKSource,
+ uint16_t TIM_ICPolarity, uint16_t ICFilter);
+void TIM_ETRClockMode1Config(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler, uint16_t TIM_ExtTRGPolarity,
+ uint16_t ExtTRGFilter);
+void TIM_ETRClockMode2Config(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler,
+ uint16_t TIM_ExtTRGPolarity, uint16_t ExtTRGFilter);
+void TIM_ETRConfig(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler, uint16_t TIM_ExtTRGPolarity,
+ uint16_t ExtTRGFilter);
+void TIM_PrescalerConfig(TIM_TypeDef* TIMx, uint16_t Prescaler, uint16_t TIM_PSCReloadMode);
+void TIM_CounterModeConfig(TIM_TypeDef* TIMx, uint16_t TIM_CounterMode);
+void TIM_SelectInputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_InputTriggerSource);
+void TIM_EncoderInterfaceConfig(TIM_TypeDef* TIMx, uint16_t TIM_EncoderMode,
+ uint16_t TIM_IC1Polarity, uint16_t TIM_IC2Polarity);
+void TIM_ForcedOC1Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction);
+void TIM_ForcedOC2Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction);
+void TIM_ForcedOC3Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction);
+void TIM_ForcedOC4Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction);
+void TIM_ARRPreloadConfig(TIM_TypeDef* TIMx, FunctionalState NewState);
+void TIM_SelectCOM(TIM_TypeDef* TIMx, FunctionalState NewState);
+void TIM_SelectCCDMA(TIM_TypeDef* TIMx, FunctionalState NewState);
+void TIM_CCPreloadControl(TIM_TypeDef* TIMx, FunctionalState NewState);
+void TIM_OC1PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload);
+void TIM_OC2PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload);
+void TIM_OC3PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload);
+void TIM_OC4PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload);
+void TIM_OC1FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast);
+void TIM_OC2FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast);
+void TIM_OC3FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast);
+void TIM_OC4FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast);
+void TIM_ClearOC1Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear);
+void TIM_ClearOC2Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear);
+void TIM_ClearOC3Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear);
+void TIM_ClearOC4Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear);
+void TIM_OC1PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity);
+void TIM_OC1NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity);
+void TIM_OC2PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity);
+void TIM_OC2NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity);
+void TIM_OC3PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity);
+void TIM_OC3NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity);
+void TIM_OC4PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity);
+void TIM_CCxCmd(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_CCx);
+void TIM_CCxNCmd(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_CCxN);
+void TIM_SelectOCxM(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_OCMode);
+void TIM_UpdateDisableConfig(TIM_TypeDef* TIMx, FunctionalState NewState);
+void TIM_UpdateRequestConfig(TIM_TypeDef* TIMx, uint16_t TIM_UpdateSource);
+void TIM_SelectHallSensor(TIM_TypeDef* TIMx, FunctionalState NewState);
+void TIM_SelectOnePulseMode(TIM_TypeDef* TIMx, uint16_t TIM_OPMode);
+void TIM_SelectOutputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_TRGOSource);
+void TIM_SelectSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_SlaveMode);
+void TIM_SelectMasterSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_MasterSlaveMode);
+void TIM_SetCounter(TIM_TypeDef* TIMx, uint16_t Counter);
+void TIM_SetAutoreload(TIM_TypeDef* TIMx, uint16_t Autoreload);
+void TIM_SetCompare1(TIM_TypeDef* TIMx, uint16_t Compare1);
+void TIM_SetCompare2(TIM_TypeDef* TIMx, uint16_t Compare2);
+void TIM_SetCompare3(TIM_TypeDef* TIMx, uint16_t Compare3);
+void TIM_SetCompare4(TIM_TypeDef* TIMx, uint16_t Compare4);
+void TIM_SetIC1Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC);
+void TIM_SetIC2Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC);
+void TIM_SetIC3Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC);
+void TIM_SetIC4Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC);
+void TIM_SetClockDivision(TIM_TypeDef* TIMx, uint16_t TIM_CKD);
+uint16_t TIM_GetCapture1(TIM_TypeDef* TIMx);
+uint16_t TIM_GetCapture2(TIM_TypeDef* TIMx);
+uint16_t TIM_GetCapture3(TIM_TypeDef* TIMx);
+uint16_t TIM_GetCapture4(TIM_TypeDef* TIMx);
+uint16_t TIM_GetCounter(TIM_TypeDef* TIMx);
+uint16_t TIM_GetPrescaler(TIM_TypeDef* TIMx);
+FlagStatus TIM_GetFlagStatus(TIM_TypeDef* TIMx, uint16_t TIM_FLAG);
+void TIM_ClearFlag(TIM_TypeDef* TIMx, uint16_t TIM_FLAG);
+ITStatus TIM_GetITStatus(TIM_TypeDef* TIMx, uint16_t TIM_IT);
+void TIM_ClearITPendingBit(TIM_TypeDef* TIMx, uint16_t TIM_IT);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*__STM32F10x_TIM_H */
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_usart.c b/3-5 GPIO_光敏传感器/Library/stm32f10x_usart.c
new file mode 100644
index 0000000..a3f16f1
--- /dev/null
+++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_usart.c
@@ -0,0 +1,1058 @@
+/**
+ ******************************************************************************
+ * @file stm32f10x_usart.c
+ * @author MCD Application Team
+ * @version V3.5.0
+ * @date 11-March-2011
+ * @brief This file provides all the USART firmware functions.
+ ******************************************************************************
+ * @attention
+ *
+ * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+ * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+ * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+ * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+ * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+ * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+ *
+ * © COPYRIGHT 2011 STMicroelectronics
+ ******************************************************************************
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f10x_usart.h"
+#include "stm32f10x_rcc.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Driver
+ * @{
+ */
+
+/** @defgroup USART
+ * @brief USART driver modules
+ * @{
+ */
+
+/** @defgroup USART_Private_TypesDefinitions
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Private_Defines
+ * @{
+ */
+
+#define CR1_UE_Set ((uint16_t)0x2000) /*!< USART Enable Mask */
+#define CR1_UE_Reset ((uint16_t)0xDFFF) /*!< USART Disable Mask */
+
+#define CR1_WAKE_Mask ((uint16_t)0xF7FF) /*!< USART WakeUp Method Mask */
+
+#define CR1_RWU_Set ((uint16_t)0x0002) /*!< USART mute mode Enable Mask */
+#define CR1_RWU_Reset ((uint16_t)0xFFFD) /*!< USART mute mode Enable Mask */
+#define CR1_SBK_Set ((uint16_t)0x0001) /*!< USART Break Character send Mask */
+#define CR1_CLEAR_Mask ((uint16_t)0xE9F3) /*!< USART CR1 Mask */
+#define CR2_Address_Mask ((uint16_t)0xFFF0) /*!< USART address Mask */
+
+#define CR2_LINEN_Set ((uint16_t)0x4000) /*!< USART LIN Enable Mask */
+#define CR2_LINEN_Reset ((uint16_t)0xBFFF) /*!< USART LIN Disable Mask */
+
+#define CR2_LBDL_Mask ((uint16_t)0xFFDF) /*!< USART LIN Break detection Mask */
+#define CR2_STOP_CLEAR_Mask ((uint16_t)0xCFFF) /*!< USART CR2 STOP Bits Mask */
+#define CR2_CLOCK_CLEAR_Mask ((uint16_t)0xF0FF) /*!< USART CR2 Clock Mask */
+
+#define CR3_SCEN_Set ((uint16_t)0x0020) /*!< USART SC Enable Mask */
+#define CR3_SCEN_Reset ((uint16_t)0xFFDF) /*!< USART SC Disable Mask */
+
+#define CR3_NACK_Set ((uint16_t)0x0010) /*!< USART SC NACK Enable Mask */
+#define CR3_NACK_Reset ((uint16_t)0xFFEF) /*!< USART SC NACK Disable Mask */
+
+#define CR3_HDSEL_Set ((uint16_t)0x0008) /*!< USART Half-Duplex Enable Mask */
+#define CR3_HDSEL_Reset ((uint16_t)0xFFF7) /*!< USART Half-Duplex Disable Mask */
+
+#define CR3_IRLP_Mask ((uint16_t)0xFFFB) /*!< USART IrDA LowPower mode Mask */
+#define CR3_CLEAR_Mask ((uint16_t)0xFCFF) /*!< USART CR3 Mask */
+
+#define CR3_IREN_Set ((uint16_t)0x0002) /*!< USART IrDA Enable Mask */
+#define CR3_IREN_Reset ((uint16_t)0xFFFD) /*!< USART IrDA Disable Mask */
+#define GTPR_LSB_Mask ((uint16_t)0x00FF) /*!< Guard Time Register LSB Mask */
+#define GTPR_MSB_Mask ((uint16_t)0xFF00) /*!< Guard Time Register MSB Mask */
+#define IT_Mask ((uint16_t)0x001F) /*!< USART Interrupt Mask */
+
+/* USART OverSampling-8 Mask */
+#define CR1_OVER8_Set ((u16)0x8000) /* USART OVER8 mode Enable Mask */
+#define CR1_OVER8_Reset ((u16)0x7FFF) /* USART OVER8 mode Disable Mask */
+
+/* USART One Bit Sampling Mask */
+#define CR3_ONEBITE_Set ((u16)0x0800) /* USART ONEBITE mode Enable Mask */
+#define CR3_ONEBITE_Reset ((u16)0xF7FF) /* USART ONEBITE mode Disable Mask */
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Private_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Private_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Private_FunctionPrototypes
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Private_Functions
+ * @{
+ */
+
+/**
+ * @brief Deinitializes the USARTx peripheral registers to their default reset values.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @retval None
+ */
+void USART_DeInit(USART_TypeDef* USARTx)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+
+ if (USARTx == USART1)
+ {
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_USART1, ENABLE);
+ RCC_APB2PeriphResetCmd(RCC_APB2Periph_USART1, DISABLE);
+ }
+ else if (USARTx == USART2)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_USART2, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_USART2, DISABLE);
+ }
+ else if (USARTx == USART3)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_USART3, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_USART3, DISABLE);
+ }
+ else if (USARTx == UART4)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_UART4, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_UART4, DISABLE);
+ }
+ else
+ {
+ if (USARTx == UART5)
+ {
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_UART5, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_UART5, DISABLE);
+ }
+ }
+}
+
+/**
+ * @brief Initializes the USARTx peripheral according to the specified
+ * parameters in the USART_InitStruct .
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_InitStruct: pointer to a USART_InitTypeDef structure
+ * that contains the configuration information for the specified USART
+ * peripheral.
+ * @retval None
+ */
+void USART_Init(USART_TypeDef* USARTx, USART_InitTypeDef* USART_InitStruct)
+{
+ uint32_t tmpreg = 0x00, apbclock = 0x00;
+ uint32_t integerdivider = 0x00;
+ uint32_t fractionaldivider = 0x00;
+ uint32_t usartxbase = 0;
+ RCC_ClocksTypeDef RCC_ClocksStatus;
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_BAUDRATE(USART_InitStruct->USART_BaudRate));
+ assert_param(IS_USART_WORD_LENGTH(USART_InitStruct->USART_WordLength));
+ assert_param(IS_USART_STOPBITS(USART_InitStruct->USART_StopBits));
+ assert_param(IS_USART_PARITY(USART_InitStruct->USART_Parity));
+ assert_param(IS_USART_MODE(USART_InitStruct->USART_Mode));
+ assert_param(IS_USART_HARDWARE_FLOW_CONTROL(USART_InitStruct->USART_HardwareFlowControl));
+ /* The hardware flow control is available only for USART1, USART2 and USART3 */
+ if (USART_InitStruct->USART_HardwareFlowControl != USART_HardwareFlowControl_None)
+ {
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ }
+
+ usartxbase = (uint32_t)USARTx;
+
+/*---------------------------- USART CR2 Configuration -----------------------*/
+ tmpreg = USARTx->CR2;
+ /* Clear STOP[13:12] bits */
+ tmpreg &= CR2_STOP_CLEAR_Mask;
+ /* Configure the USART Stop Bits, Clock, CPOL, CPHA and LastBit ------------*/
+ /* Set STOP[13:12] bits according to USART_StopBits value */
+ tmpreg |= (uint32_t)USART_InitStruct->USART_StopBits;
+
+ /* Write to USART CR2 */
+ USARTx->CR2 = (uint16_t)tmpreg;
+
+/*---------------------------- USART CR1 Configuration -----------------------*/
+ tmpreg = USARTx->CR1;
+ /* Clear M, PCE, PS, TE and RE bits */
+ tmpreg &= CR1_CLEAR_Mask;
+ /* Configure the USART Word Length, Parity and mode ----------------------- */
+ /* Set the M bits according to USART_WordLength value */
+ /* Set PCE and PS bits according to USART_Parity value */
+ /* Set TE and RE bits according to USART_Mode value */
+ tmpreg |= (uint32_t)USART_InitStruct->USART_WordLength | USART_InitStruct->USART_Parity |
+ USART_InitStruct->USART_Mode;
+ /* Write to USART CR1 */
+ USARTx->CR1 = (uint16_t)tmpreg;
+
+/*---------------------------- USART CR3 Configuration -----------------------*/
+ tmpreg = USARTx->CR3;
+ /* Clear CTSE and RTSE bits */
+ tmpreg &= CR3_CLEAR_Mask;
+ /* Configure the USART HFC -------------------------------------------------*/
+ /* Set CTSE and RTSE bits according to USART_HardwareFlowControl value */
+ tmpreg |= USART_InitStruct->USART_HardwareFlowControl;
+ /* Write to USART CR3 */
+ USARTx->CR3 = (uint16_t)tmpreg;
+
+/*---------------------------- USART BRR Configuration -----------------------*/
+ /* Configure the USART Baud Rate -------------------------------------------*/
+ RCC_GetClocksFreq(&RCC_ClocksStatus);
+ if (usartxbase == USART1_BASE)
+ {
+ apbclock = RCC_ClocksStatus.PCLK2_Frequency;
+ }
+ else
+ {
+ apbclock = RCC_ClocksStatus.PCLK1_Frequency;
+ }
+
+ /* Determine the integer part */
+ if ((USARTx->CR1 & CR1_OVER8_Set) != 0)
+ {
+ /* Integer part computing in case Oversampling mode is 8 Samples */
+ integerdivider = ((25 * apbclock) / (2 * (USART_InitStruct->USART_BaudRate)));
+ }
+ else /* if ((USARTx->CR1 & CR1_OVER8_Set) == 0) */
+ {
+ /* Integer part computing in case Oversampling mode is 16 Samples */
+ integerdivider = ((25 * apbclock) / (4 * (USART_InitStruct->USART_BaudRate)));
+ }
+ tmpreg = (integerdivider / 100) << 4;
+
+ /* Determine the fractional part */
+ fractionaldivider = integerdivider - (100 * (tmpreg >> 4));
+
+ /* Implement the fractional part in the register */
+ if ((USARTx->CR1 & CR1_OVER8_Set) != 0)
+ {
+ tmpreg |= ((((fractionaldivider * 8) + 50) / 100)) & ((uint8_t)0x07);
+ }
+ else /* if ((USARTx->CR1 & CR1_OVER8_Set) == 0) */
+ {
+ tmpreg |= ((((fractionaldivider * 16) + 50) / 100)) & ((uint8_t)0x0F);
+ }
+
+ /* Write to USART BRR */
+ USARTx->BRR = (uint16_t)tmpreg;
+}
+
+/**
+ * @brief Fills each USART_InitStruct member with its default value.
+ * @param USART_InitStruct: pointer to a USART_InitTypeDef structure
+ * which will be initialized.
+ * @retval None
+ */
+void USART_StructInit(USART_InitTypeDef* USART_InitStruct)
+{
+ /* USART_InitStruct members default value */
+ USART_InitStruct->USART_BaudRate = 9600;
+ USART_InitStruct->USART_WordLength = USART_WordLength_8b;
+ USART_InitStruct->USART_StopBits = USART_StopBits_1;
+ USART_InitStruct->USART_Parity = USART_Parity_No ;
+ USART_InitStruct->USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
+ USART_InitStruct->USART_HardwareFlowControl = USART_HardwareFlowControl_None;
+}
+
+/**
+ * @brief Initializes the USARTx peripheral Clock according to the
+ * specified parameters in the USART_ClockInitStruct .
+ * @param USARTx: where x can be 1, 2, 3 to select the USART peripheral.
+ * @param USART_ClockInitStruct: pointer to a USART_ClockInitTypeDef
+ * structure that contains the configuration information for the specified
+ * USART peripheral.
+ * @note The Smart Card and Synchronous modes are not available for UART4 and UART5.
+ * @retval None
+ */
+void USART_ClockInit(USART_TypeDef* USARTx, USART_ClockInitTypeDef* USART_ClockInitStruct)
+{
+ uint32_t tmpreg = 0x00;
+ /* Check the parameters */
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ assert_param(IS_USART_CLOCK(USART_ClockInitStruct->USART_Clock));
+ assert_param(IS_USART_CPOL(USART_ClockInitStruct->USART_CPOL));
+ assert_param(IS_USART_CPHA(USART_ClockInitStruct->USART_CPHA));
+ assert_param(IS_USART_LASTBIT(USART_ClockInitStruct->USART_LastBit));
+
+/*---------------------------- USART CR2 Configuration -----------------------*/
+ tmpreg = USARTx->CR2;
+ /* Clear CLKEN, CPOL, CPHA and LBCL bits */
+ tmpreg &= CR2_CLOCK_CLEAR_Mask;
+ /* Configure the USART Clock, CPOL, CPHA and LastBit ------------*/
+ /* Set CLKEN bit according to USART_Clock value */
+ /* Set CPOL bit according to USART_CPOL value */
+ /* Set CPHA bit according to USART_CPHA value */
+ /* Set LBCL bit according to USART_LastBit value */
+ tmpreg |= (uint32_t)USART_ClockInitStruct->USART_Clock | USART_ClockInitStruct->USART_CPOL |
+ USART_ClockInitStruct->USART_CPHA | USART_ClockInitStruct->USART_LastBit;
+ /* Write to USART CR2 */
+ USARTx->CR2 = (uint16_t)tmpreg;
+}
+
+/**
+ * @brief Fills each USART_ClockInitStruct member with its default value.
+ * @param USART_ClockInitStruct: pointer to a USART_ClockInitTypeDef
+ * structure which will be initialized.
+ * @retval None
+ */
+void USART_ClockStructInit(USART_ClockInitTypeDef* USART_ClockInitStruct)
+{
+ /* USART_ClockInitStruct members default value */
+ USART_ClockInitStruct->USART_Clock = USART_Clock_Disable;
+ USART_ClockInitStruct->USART_CPOL = USART_CPOL_Low;
+ USART_ClockInitStruct->USART_CPHA = USART_CPHA_1Edge;
+ USART_ClockInitStruct->USART_LastBit = USART_LastBit_Disable;
+}
+
+/**
+ * @brief Enables or disables the specified USART peripheral.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param NewState: new state of the USARTx peripheral.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void USART_Cmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the selected USART by setting the UE bit in the CR1 register */
+ USARTx->CR1 |= CR1_UE_Set;
+ }
+ else
+ {
+ /* Disable the selected USART by clearing the UE bit in the CR1 register */
+ USARTx->CR1 &= CR1_UE_Reset;
+ }
+}
+
+/**
+ * @brief Enables or disables the specified USART interrupts.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_IT: specifies the USART interrupt sources to be enabled or disabled.
+ * This parameter can be one of the following values:
+ * @arg USART_IT_CTS: CTS change interrupt (not available for UART4 and UART5)
+ * @arg USART_IT_LBD: LIN Break detection interrupt
+ * @arg USART_IT_TXE: Transmit Data Register empty interrupt
+ * @arg USART_IT_TC: Transmission complete interrupt
+ * @arg USART_IT_RXNE: Receive Data register not empty interrupt
+ * @arg USART_IT_IDLE: Idle line detection interrupt
+ * @arg USART_IT_PE: Parity Error interrupt
+ * @arg USART_IT_ERR: Error interrupt(Frame error, noise error, overrun error)
+ * @param NewState: new state of the specified USARTx interrupts.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void USART_ITConfig(USART_TypeDef* USARTx, uint16_t USART_IT, FunctionalState NewState)
+{
+ uint32_t usartreg = 0x00, itpos = 0x00, itmask = 0x00;
+ uint32_t usartxbase = 0x00;
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_CONFIG_IT(USART_IT));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ /* The CTS interrupt is not available for UART4 and UART5 */
+ if (USART_IT == USART_IT_CTS)
+ {
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ }
+
+ usartxbase = (uint32_t)USARTx;
+
+ /* Get the USART register index */
+ usartreg = (((uint8_t)USART_IT) >> 0x05);
+
+ /* Get the interrupt position */
+ itpos = USART_IT & IT_Mask;
+ itmask = (((uint32_t)0x01) << itpos);
+
+ if (usartreg == 0x01) /* The IT is in CR1 register */
+ {
+ usartxbase += 0x0C;
+ }
+ else if (usartreg == 0x02) /* The IT is in CR2 register */
+ {
+ usartxbase += 0x10;
+ }
+ else /* The IT is in CR3 register */
+ {
+ usartxbase += 0x14;
+ }
+ if (NewState != DISABLE)
+ {
+ *(__IO uint32_t*)usartxbase |= itmask;
+ }
+ else
+ {
+ *(__IO uint32_t*)usartxbase &= ~itmask;
+ }
+}
+
+/**
+ * @brief Enables or disables the USARTs DMA interface.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_DMAReq: specifies the DMA request.
+ * This parameter can be any combination of the following values:
+ * @arg USART_DMAReq_Tx: USART DMA transmit request
+ * @arg USART_DMAReq_Rx: USART DMA receive request
+ * @param NewState: new state of the DMA Request sources.
+ * This parameter can be: ENABLE or DISABLE.
+ * @note The DMA mode is not available for UART5 except in the STM32
+ * High density value line devices(STM32F10X_HD_VL).
+ * @retval None
+ */
+void USART_DMACmd(USART_TypeDef* USARTx, uint16_t USART_DMAReq, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_DMAREQ(USART_DMAReq));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Enable the DMA transfer for selected requests by setting the DMAT and/or
+ DMAR bits in the USART CR3 register */
+ USARTx->CR3 |= USART_DMAReq;
+ }
+ else
+ {
+ /* Disable the DMA transfer for selected requests by clearing the DMAT and/or
+ DMAR bits in the USART CR3 register */
+ USARTx->CR3 &= (uint16_t)~USART_DMAReq;
+ }
+}
+
+/**
+ * @brief Sets the address of the USART node.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_Address: Indicates the address of the USART node.
+ * @retval None
+ */
+void USART_SetAddress(USART_TypeDef* USARTx, uint8_t USART_Address)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_ADDRESS(USART_Address));
+
+ /* Clear the USART address */
+ USARTx->CR2 &= CR2_Address_Mask;
+ /* Set the USART address node */
+ USARTx->CR2 |= USART_Address;
+}
+
+/**
+ * @brief Selects the USART WakeUp method.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_WakeUp: specifies the USART wakeup method.
+ * This parameter can be one of the following values:
+ * @arg USART_WakeUp_IdleLine: WakeUp by an idle line detection
+ * @arg USART_WakeUp_AddressMark: WakeUp by an address mark
+ * @retval None
+ */
+void USART_WakeUpConfig(USART_TypeDef* USARTx, uint16_t USART_WakeUp)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_WAKEUP(USART_WakeUp));
+
+ USARTx->CR1 &= CR1_WAKE_Mask;
+ USARTx->CR1 |= USART_WakeUp;
+}
+
+/**
+ * @brief Determines if the USART is in mute mode or not.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param NewState: new state of the USART mute mode.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void USART_ReceiverWakeUpCmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the USART mute mode by setting the RWU bit in the CR1 register */
+ USARTx->CR1 |= CR1_RWU_Set;
+ }
+ else
+ {
+ /* Disable the USART mute mode by clearing the RWU bit in the CR1 register */
+ USARTx->CR1 &= CR1_RWU_Reset;
+ }
+}
+
+/**
+ * @brief Sets the USART LIN Break detection length.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_LINBreakDetectLength: specifies the LIN break detection length.
+ * This parameter can be one of the following values:
+ * @arg USART_LINBreakDetectLength_10b: 10-bit break detection
+ * @arg USART_LINBreakDetectLength_11b: 11-bit break detection
+ * @retval None
+ */
+void USART_LINBreakDetectLengthConfig(USART_TypeDef* USARTx, uint16_t USART_LINBreakDetectLength)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_LIN_BREAK_DETECT_LENGTH(USART_LINBreakDetectLength));
+
+ USARTx->CR2 &= CR2_LBDL_Mask;
+ USARTx->CR2 |= USART_LINBreakDetectLength;
+}
+
+/**
+ * @brief Enables or disables the USARTs LIN mode.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param NewState: new state of the USART LIN mode.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void USART_LINCmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the LIN mode by setting the LINEN bit in the CR2 register */
+ USARTx->CR2 |= CR2_LINEN_Set;
+ }
+ else
+ {
+ /* Disable the LIN mode by clearing the LINEN bit in the CR2 register */
+ USARTx->CR2 &= CR2_LINEN_Reset;
+ }
+}
+
+/**
+ * @brief Transmits single data through the USARTx peripheral.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param Data: the data to transmit.
+ * @retval None
+ */
+void USART_SendData(USART_TypeDef* USARTx, uint16_t Data)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_DATA(Data));
+
+ /* Transmit Data */
+ USARTx->DR = (Data & (uint16_t)0x01FF);
+}
+
+/**
+ * @brief Returns the most recent received data by the USARTx peripheral.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @retval The received data.
+ */
+uint16_t USART_ReceiveData(USART_TypeDef* USARTx)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+
+ /* Receive Data */
+ return (uint16_t)(USARTx->DR & (uint16_t)0x01FF);
+}
+
+/**
+ * @brief Transmits break characters.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @retval None
+ */
+void USART_SendBreak(USART_TypeDef* USARTx)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+
+ /* Send break characters */
+ USARTx->CR1 |= CR1_SBK_Set;
+}
+
+/**
+ * @brief Sets the specified USART guard time.
+ * @param USARTx: where x can be 1, 2 or 3 to select the USART peripheral.
+ * @param USART_GuardTime: specifies the guard time.
+ * @note The guard time bits are not available for UART4 and UART5.
+ * @retval None
+ */
+void USART_SetGuardTime(USART_TypeDef* USARTx, uint8_t USART_GuardTime)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_123_PERIPH(USARTx));
+
+ /* Clear the USART Guard time */
+ USARTx->GTPR &= GTPR_LSB_Mask;
+ /* Set the USART guard time */
+ USARTx->GTPR |= (uint16_t)((uint16_t)USART_GuardTime << 0x08);
+}
+
+/**
+ * @brief Sets the system clock prescaler.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_Prescaler: specifies the prescaler clock.
+ * @note The function is used for IrDA mode with UART4 and UART5.
+ * @retval None
+ */
+void USART_SetPrescaler(USART_TypeDef* USARTx, uint8_t USART_Prescaler)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+
+ /* Clear the USART prescaler */
+ USARTx->GTPR &= GTPR_MSB_Mask;
+ /* Set the USART prescaler */
+ USARTx->GTPR |= USART_Prescaler;
+}
+
+/**
+ * @brief Enables or disables the USARTs Smart Card mode.
+ * @param USARTx: where x can be 1, 2 or 3 to select the USART peripheral.
+ * @param NewState: new state of the Smart Card mode.
+ * This parameter can be: ENABLE or DISABLE.
+ * @note The Smart Card mode is not available for UART4 and UART5.
+ * @retval None
+ */
+void USART_SmartCardCmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Enable the SC mode by setting the SCEN bit in the CR3 register */
+ USARTx->CR3 |= CR3_SCEN_Set;
+ }
+ else
+ {
+ /* Disable the SC mode by clearing the SCEN bit in the CR3 register */
+ USARTx->CR3 &= CR3_SCEN_Reset;
+ }
+}
+
+/**
+ * @brief Enables or disables NACK transmission.
+ * @param USARTx: where x can be 1, 2 or 3 to select the USART peripheral.
+ * @param NewState: new state of the NACK transmission.
+ * This parameter can be: ENABLE or DISABLE.
+ * @note The Smart Card mode is not available for UART4 and UART5.
+ * @retval None
+ */
+void USART_SmartCardNACKCmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+ if (NewState != DISABLE)
+ {
+ /* Enable the NACK transmission by setting the NACK bit in the CR3 register */
+ USARTx->CR3 |= CR3_NACK_Set;
+ }
+ else
+ {
+ /* Disable the NACK transmission by clearing the NACK bit in the CR3 register */
+ USARTx->CR3 &= CR3_NACK_Reset;
+ }
+}
+
+/**
+ * @brief Enables or disables the USARTs Half Duplex communication.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param NewState: new state of the USART Communication.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void USART_HalfDuplexCmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the Half-Duplex mode by setting the HDSEL bit in the CR3 register */
+ USARTx->CR3 |= CR3_HDSEL_Set;
+ }
+ else
+ {
+ /* Disable the Half-Duplex mode by clearing the HDSEL bit in the CR3 register */
+ USARTx->CR3 &= CR3_HDSEL_Reset;
+ }
+}
+
+
+/**
+ * @brief Enables or disables the USART's 8x oversampling mode.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param NewState: new state of the USART one bit sampling method.
+ * This parameter can be: ENABLE or DISABLE.
+ * @note
+ * This function has to be called before calling USART_Init()
+ * function in order to have correct baudrate Divider value.
+ * @retval None
+ */
+void USART_OverSampling8Cmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the 8x Oversampling mode by setting the OVER8 bit in the CR1 register */
+ USARTx->CR1 |= CR1_OVER8_Set;
+ }
+ else
+ {
+ /* Disable the 8x Oversampling mode by clearing the OVER8 bit in the CR1 register */
+ USARTx->CR1 &= CR1_OVER8_Reset;
+ }
+}
+
+/**
+ * @brief Enables or disables the USART's one bit sampling method.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param NewState: new state of the USART one bit sampling method.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void USART_OneBitMethodCmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the one bit method by setting the ONEBITE bit in the CR3 register */
+ USARTx->CR3 |= CR3_ONEBITE_Set;
+ }
+ else
+ {
+ /* Disable tthe one bit method by clearing the ONEBITE bit in the CR3 register */
+ USARTx->CR3 &= CR3_ONEBITE_Reset;
+ }
+}
+
+/**
+ * @brief Configures the USART's IrDA interface.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_IrDAMode: specifies the IrDA mode.
+ * This parameter can be one of the following values:
+ * @arg USART_IrDAMode_LowPower
+ * @arg USART_IrDAMode_Normal
+ * @retval None
+ */
+void USART_IrDAConfig(USART_TypeDef* USARTx, uint16_t USART_IrDAMode)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_IRDA_MODE(USART_IrDAMode));
+
+ USARTx->CR3 &= CR3_IRLP_Mask;
+ USARTx->CR3 |= USART_IrDAMode;
+}
+
+/**
+ * @brief Enables or disables the USART's IrDA interface.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param NewState: new state of the IrDA mode.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+void USART_IrDACmd(USART_TypeDef* USARTx, FunctionalState NewState)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_FUNCTIONAL_STATE(NewState));
+
+ if (NewState != DISABLE)
+ {
+ /* Enable the IrDA mode by setting the IREN bit in the CR3 register */
+ USARTx->CR3 |= CR3_IREN_Set;
+ }
+ else
+ {
+ /* Disable the IrDA mode by clearing the IREN bit in the CR3 register */
+ USARTx->CR3 &= CR3_IREN_Reset;
+ }
+}
+
+/**
+ * @brief Checks whether the specified USART flag is set or not.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_FLAG: specifies the flag to check.
+ * This parameter can be one of the following values:
+ * @arg USART_FLAG_CTS: CTS Change flag (not available for UART4 and UART5)
+ * @arg USART_FLAG_LBD: LIN Break detection flag
+ * @arg USART_FLAG_TXE: Transmit data register empty flag
+ * @arg USART_FLAG_TC: Transmission Complete flag
+ * @arg USART_FLAG_RXNE: Receive data register not empty flag
+ * @arg USART_FLAG_IDLE: Idle Line detection flag
+ * @arg USART_FLAG_ORE: OverRun Error flag
+ * @arg USART_FLAG_NE: Noise Error flag
+ * @arg USART_FLAG_FE: Framing Error flag
+ * @arg USART_FLAG_PE: Parity Error flag
+ * @retval The new state of USART_FLAG (SET or RESET).
+ */
+FlagStatus USART_GetFlagStatus(USART_TypeDef* USARTx, uint16_t USART_FLAG)
+{
+ FlagStatus bitstatus = RESET;
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_FLAG(USART_FLAG));
+ /* The CTS flag is not available for UART4 and UART5 */
+ if (USART_FLAG == USART_FLAG_CTS)
+ {
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ }
+
+ if ((USARTx->SR & USART_FLAG) != (uint16_t)RESET)
+ {
+ bitstatus = SET;
+ }
+ else
+ {
+ bitstatus = RESET;
+ }
+ return bitstatus;
+}
+
+/**
+ * @brief Clears the USARTx's pending flags.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_FLAG: specifies the flag to clear.
+ * This parameter can be any combination of the following values:
+ * @arg USART_FLAG_CTS: CTS Change flag (not available for UART4 and UART5).
+ * @arg USART_FLAG_LBD: LIN Break detection flag.
+ * @arg USART_FLAG_TC: Transmission Complete flag.
+ * @arg USART_FLAG_RXNE: Receive data register not empty flag.
+ *
+ * @note
+ * - PE (Parity error), FE (Framing error), NE (Noise error), ORE (OverRun
+ * error) and IDLE (Idle line detected) flags are cleared by software
+ * sequence: a read operation to USART_SR register (USART_GetFlagStatus())
+ * followed by a read operation to USART_DR register (USART_ReceiveData()).
+ * - RXNE flag can be also cleared by a read to the USART_DR register
+ * (USART_ReceiveData()).
+ * - TC flag can be also cleared by software sequence: a read operation to
+ * USART_SR register (USART_GetFlagStatus()) followed by a write operation
+ * to USART_DR register (USART_SendData()).
+ * - TXE flag is cleared only by a write to the USART_DR register
+ * (USART_SendData()).
+ * @retval None
+ */
+void USART_ClearFlag(USART_TypeDef* USARTx, uint16_t USART_FLAG)
+{
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_CLEAR_FLAG(USART_FLAG));
+ /* The CTS flag is not available for UART4 and UART5 */
+ if ((USART_FLAG & USART_FLAG_CTS) == USART_FLAG_CTS)
+ {
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ }
+
+ USARTx->SR = (uint16_t)~USART_FLAG;
+}
+
+/**
+ * @brief Checks whether the specified USART interrupt has occurred or not.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_IT: specifies the USART interrupt source to check.
+ * This parameter can be one of the following values:
+ * @arg USART_IT_CTS: CTS change interrupt (not available for UART4 and UART5)
+ * @arg USART_IT_LBD: LIN Break detection interrupt
+ * @arg USART_IT_TXE: Tansmit Data Register empty interrupt
+ * @arg USART_IT_TC: Transmission complete interrupt
+ * @arg USART_IT_RXNE: Receive Data register not empty interrupt
+ * @arg USART_IT_IDLE: Idle line detection interrupt
+ * @arg USART_IT_ORE: OverRun Error interrupt
+ * @arg USART_IT_NE: Noise Error interrupt
+ * @arg USART_IT_FE: Framing Error interrupt
+ * @arg USART_IT_PE: Parity Error interrupt
+ * @retval The new state of USART_IT (SET or RESET).
+ */
+ITStatus USART_GetITStatus(USART_TypeDef* USARTx, uint16_t USART_IT)
+{
+ uint32_t bitpos = 0x00, itmask = 0x00, usartreg = 0x00;
+ ITStatus bitstatus = RESET;
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_GET_IT(USART_IT));
+ /* The CTS interrupt is not available for UART4 and UART5 */
+ if (USART_IT == USART_IT_CTS)
+ {
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ }
+
+ /* Get the USART register index */
+ usartreg = (((uint8_t)USART_IT) >> 0x05);
+ /* Get the interrupt position */
+ itmask = USART_IT & IT_Mask;
+ itmask = (uint32_t)0x01 << itmask;
+
+ if (usartreg == 0x01) /* The IT is in CR1 register */
+ {
+ itmask &= USARTx->CR1;
+ }
+ else if (usartreg == 0x02) /* The IT is in CR2 register */
+ {
+ itmask &= USARTx->CR2;
+ }
+ else /* The IT is in CR3 register */
+ {
+ itmask &= USARTx->CR3;
+ }
+
+ bitpos = USART_IT >> 0x08;
+ bitpos = (uint32_t)0x01 << bitpos;
+ bitpos &= USARTx->SR;
+ if ((itmask != (uint16_t)RESET)&&(bitpos != (uint16_t)RESET))
+ {
+ bitstatus = SET;
+ }
+ else
+ {
+ bitstatus = RESET;
+ }
+
+ return bitstatus;
+}
+
+/**
+ * @brief Clears the USARTx's interrupt pending bits.
+ * @param USARTx: Select the USART or the UART peripheral.
+ * This parameter can be one of the following values:
+ * USART1, USART2, USART3, UART4 or UART5.
+ * @param USART_IT: specifies the interrupt pending bit to clear.
+ * This parameter can be one of the following values:
+ * @arg USART_IT_CTS: CTS change interrupt (not available for UART4 and UART5)
+ * @arg USART_IT_LBD: LIN Break detection interrupt
+ * @arg USART_IT_TC: Transmission complete interrupt.
+ * @arg USART_IT_RXNE: Receive Data register not empty interrupt.
+ *
+ * @note
+ * - PE (Parity error), FE (Framing error), NE (Noise error), ORE (OverRun
+ * error) and IDLE (Idle line detected) pending bits are cleared by
+ * software sequence: a read operation to USART_SR register
+ * (USART_GetITStatus()) followed by a read operation to USART_DR register
+ * (USART_ReceiveData()).
+ * - RXNE pending bit can be also cleared by a read to the USART_DR register
+ * (USART_ReceiveData()).
+ * - TC pending bit can be also cleared by software sequence: a read
+ * operation to USART_SR register (USART_GetITStatus()) followed by a write
+ * operation to USART_DR register (USART_SendData()).
+ * - TXE pending bit is cleared only by a write to the USART_DR register
+ * (USART_SendData()).
+ * @retval None
+ */
+void USART_ClearITPendingBit(USART_TypeDef* USARTx, uint16_t USART_IT)
+{
+ uint16_t bitpos = 0x00, itmask = 0x00;
+ /* Check the parameters */
+ assert_param(IS_USART_ALL_PERIPH(USARTx));
+ assert_param(IS_USART_CLEAR_IT(USART_IT));
+ /* The CTS interrupt is not available for UART4 and UART5 */
+ if (USART_IT == USART_IT_CTS)
+ {
+ assert_param(IS_USART_123_PERIPH(USARTx));
+ }
+
+ bitpos = USART_IT >> 0x08;
+ itmask = ((uint16_t)0x01 << (uint16_t)bitpos);
+ USARTx->SR = (uint16_t)~itmask;
+}
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_usart.h b/3-5 GPIO_光敏传感器/Library/stm32f10x_usart.h
new file mode 100644
index 0000000..61ae249
--- /dev/null
+++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_usart.h
@@ -0,0 +1,412 @@
+/**
+ ******************************************************************************
+ * @file stm32f10x_usart.h
+ * @author MCD Application Team
+ * @version V3.5.0
+ * @date 11-March-2011
+ * @brief This file contains all the functions prototypes for the USART
+ * firmware library.
+ ******************************************************************************
+ * @attention
+ *
+ * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+ * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+ * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+ * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+ * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+ * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+ *
+ * © COPYRIGHT 2011 STMicroelectronics
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32F10x_USART_H
+#define __STM32F10x_USART_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f10x.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Driver
+ * @{
+ */
+
+/** @addtogroup USART
+ * @{
+ */
+
+/** @defgroup USART_Exported_Types
+ * @{
+ */
+
+/**
+ * @brief USART Init Structure definition
+ */
+
+typedef struct
+{
+ uint32_t USART_BaudRate; /*!< This member configures the USART communication baud rate.
+ The baud rate is computed using the following formula:
+ - IntegerDivider = ((PCLKx) / (16 * (USART_InitStruct->USART_BaudRate)))
+ - FractionalDivider = ((IntegerDivider - ((u32) IntegerDivider)) * 16) + 0.5 */
+
+ uint16_t USART_WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
+ This parameter can be a value of @ref USART_Word_Length */
+
+ uint16_t USART_StopBits; /*!< Specifies the number of stop bits transmitted.
+ This parameter can be a value of @ref USART_Stop_Bits */
+
+ uint16_t USART_Parity; /*!< Specifies the parity mode.
+ This parameter can be a value of @ref USART_Parity
+ @note When parity is enabled, the computed parity is inserted
+ at the MSB position of the transmitted data (9th bit when
+ the word length is set to 9 data bits; 8th bit when the
+ word length is set to 8 data bits). */
+
+ uint16_t USART_Mode; /*!< Specifies wether the Receive or Transmit mode is enabled or disabled.
+ This parameter can be a value of @ref USART_Mode */
+
+ uint16_t USART_HardwareFlowControl; /*!< Specifies wether the hardware flow control mode is enabled
+ or disabled.
+ This parameter can be a value of @ref USART_Hardware_Flow_Control */
+} USART_InitTypeDef;
+
+/**
+ * @brief USART Clock Init Structure definition
+ */
+
+typedef struct
+{
+
+ uint16_t USART_Clock; /*!< Specifies whether the USART clock is enabled or disabled.
+ This parameter can be a value of @ref USART_Clock */
+
+ uint16_t USART_CPOL; /*!< Specifies the steady state value of the serial clock.
+ This parameter can be a value of @ref USART_Clock_Polarity */
+
+ uint16_t USART_CPHA; /*!< Specifies the clock transition on which the bit capture is made.
+ This parameter can be a value of @ref USART_Clock_Phase */
+
+ uint16_t USART_LastBit; /*!< Specifies whether the clock pulse corresponding to the last transmitted
+ data bit (MSB) has to be output on the SCLK pin in synchronous mode.
+ This parameter can be a value of @ref USART_Last_Bit */
+} USART_ClockInitTypeDef;
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Exported_Constants
+ * @{
+ */
+
+#define IS_USART_ALL_PERIPH(PERIPH) (((PERIPH) == USART1) || \
+ ((PERIPH) == USART2) || \
+ ((PERIPH) == USART3) || \
+ ((PERIPH) == UART4) || \
+ ((PERIPH) == UART5))
+
+#define IS_USART_123_PERIPH(PERIPH) (((PERIPH) == USART1) || \
+ ((PERIPH) == USART2) || \
+ ((PERIPH) == USART3))
+
+#define IS_USART_1234_PERIPH(PERIPH) (((PERIPH) == USART1) || \
+ ((PERIPH) == USART2) || \
+ ((PERIPH) == USART3) || \
+ ((PERIPH) == UART4))
+/** @defgroup USART_Word_Length
+ * @{
+ */
+
+#define USART_WordLength_8b ((uint16_t)0x0000)
+#define USART_WordLength_9b ((uint16_t)0x1000)
+
+#define IS_USART_WORD_LENGTH(LENGTH) (((LENGTH) == USART_WordLength_8b) || \
+ ((LENGTH) == USART_WordLength_9b))
+/**
+ * @}
+ */
+
+/** @defgroup USART_Stop_Bits
+ * @{
+ */
+
+#define USART_StopBits_1 ((uint16_t)0x0000)
+#define USART_StopBits_0_5 ((uint16_t)0x1000)
+#define USART_StopBits_2 ((uint16_t)0x2000)
+#define USART_StopBits_1_5 ((uint16_t)0x3000)
+#define IS_USART_STOPBITS(STOPBITS) (((STOPBITS) == USART_StopBits_1) || \
+ ((STOPBITS) == USART_StopBits_0_5) || \
+ ((STOPBITS) == USART_StopBits_2) || \
+ ((STOPBITS) == USART_StopBits_1_5))
+/**
+ * @}
+ */
+
+/** @defgroup USART_Parity
+ * @{
+ */
+
+#define USART_Parity_No ((uint16_t)0x0000)
+#define USART_Parity_Even ((uint16_t)0x0400)
+#define USART_Parity_Odd ((uint16_t)0x0600)
+#define IS_USART_PARITY(PARITY) (((PARITY) == USART_Parity_No) || \
+ ((PARITY) == USART_Parity_Even) || \
+ ((PARITY) == USART_Parity_Odd))
+/**
+ * @}
+ */
+
+/** @defgroup USART_Mode
+ * @{
+ */
+
+#define USART_Mode_Rx ((uint16_t)0x0004)
+#define USART_Mode_Tx ((uint16_t)0x0008)
+#define IS_USART_MODE(MODE) ((((MODE) & (uint16_t)0xFFF3) == 0x00) && ((MODE) != (uint16_t)0x00))
+/**
+ * @}
+ */
+
+/** @defgroup USART_Hardware_Flow_Control
+ * @{
+ */
+#define USART_HardwareFlowControl_None ((uint16_t)0x0000)
+#define USART_HardwareFlowControl_RTS ((uint16_t)0x0100)
+#define USART_HardwareFlowControl_CTS ((uint16_t)0x0200)
+#define USART_HardwareFlowControl_RTS_CTS ((uint16_t)0x0300)
+#define IS_USART_HARDWARE_FLOW_CONTROL(CONTROL)\
+ (((CONTROL) == USART_HardwareFlowControl_None) || \
+ ((CONTROL) == USART_HardwareFlowControl_RTS) || \
+ ((CONTROL) == USART_HardwareFlowControl_CTS) || \
+ ((CONTROL) == USART_HardwareFlowControl_RTS_CTS))
+/**
+ * @}
+ */
+
+/** @defgroup USART_Clock
+ * @{
+ */
+#define USART_Clock_Disable ((uint16_t)0x0000)
+#define USART_Clock_Enable ((uint16_t)0x0800)
+#define IS_USART_CLOCK(CLOCK) (((CLOCK) == USART_Clock_Disable) || \
+ ((CLOCK) == USART_Clock_Enable))
+/**
+ * @}
+ */
+
+/** @defgroup USART_Clock_Polarity
+ * @{
+ */
+
+#define USART_CPOL_Low ((uint16_t)0x0000)
+#define USART_CPOL_High ((uint16_t)0x0400)
+#define IS_USART_CPOL(CPOL) (((CPOL) == USART_CPOL_Low) || ((CPOL) == USART_CPOL_High))
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Clock_Phase
+ * @{
+ */
+
+#define USART_CPHA_1Edge ((uint16_t)0x0000)
+#define USART_CPHA_2Edge ((uint16_t)0x0200)
+#define IS_USART_CPHA(CPHA) (((CPHA) == USART_CPHA_1Edge) || ((CPHA) == USART_CPHA_2Edge))
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Last_Bit
+ * @{
+ */
+
+#define USART_LastBit_Disable ((uint16_t)0x0000)
+#define USART_LastBit_Enable ((uint16_t)0x0100)
+#define IS_USART_LASTBIT(LASTBIT) (((LASTBIT) == USART_LastBit_Disable) || \
+ ((LASTBIT) == USART_LastBit_Enable))
+/**
+ * @}
+ */
+
+/** @defgroup USART_Interrupt_definition
+ * @{
+ */
+
+#define USART_IT_PE ((uint16_t)0x0028)
+#define USART_IT_TXE ((uint16_t)0x0727)
+#define USART_IT_TC ((uint16_t)0x0626)
+#define USART_IT_RXNE ((uint16_t)0x0525)
+#define USART_IT_IDLE ((uint16_t)0x0424)
+#define USART_IT_LBD ((uint16_t)0x0846)
+#define USART_IT_CTS ((uint16_t)0x096A)
+#define USART_IT_ERR ((uint16_t)0x0060)
+#define USART_IT_ORE ((uint16_t)0x0360)
+#define USART_IT_NE ((uint16_t)0x0260)
+#define USART_IT_FE ((uint16_t)0x0160)
+#define IS_USART_CONFIG_IT(IT) (((IT) == USART_IT_PE) || ((IT) == USART_IT_TXE) || \
+ ((IT) == USART_IT_TC) || ((IT) == USART_IT_RXNE) || \
+ ((IT) == USART_IT_IDLE) || ((IT) == USART_IT_LBD) || \
+ ((IT) == USART_IT_CTS) || ((IT) == USART_IT_ERR))
+#define IS_USART_GET_IT(IT) (((IT) == USART_IT_PE) || ((IT) == USART_IT_TXE) || \
+ ((IT) == USART_IT_TC) || ((IT) == USART_IT_RXNE) || \
+ ((IT) == USART_IT_IDLE) || ((IT) == USART_IT_LBD) || \
+ ((IT) == USART_IT_CTS) || ((IT) == USART_IT_ORE) || \
+ ((IT) == USART_IT_NE) || ((IT) == USART_IT_FE))
+#define IS_USART_CLEAR_IT(IT) (((IT) == USART_IT_TC) || ((IT) == USART_IT_RXNE) || \
+ ((IT) == USART_IT_LBD) || ((IT) == USART_IT_CTS))
+/**
+ * @}
+ */
+
+/** @defgroup USART_DMA_Requests
+ * @{
+ */
+
+#define USART_DMAReq_Tx ((uint16_t)0x0080)
+#define USART_DMAReq_Rx ((uint16_t)0x0040)
+#define IS_USART_DMAREQ(DMAREQ) ((((DMAREQ) & (uint16_t)0xFF3F) == 0x00) && ((DMAREQ) != (uint16_t)0x00))
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_WakeUp_methods
+ * @{
+ */
+
+#define USART_WakeUp_IdleLine ((uint16_t)0x0000)
+#define USART_WakeUp_AddressMark ((uint16_t)0x0800)
+#define IS_USART_WAKEUP(WAKEUP) (((WAKEUP) == USART_WakeUp_IdleLine) || \
+ ((WAKEUP) == USART_WakeUp_AddressMark))
+/**
+ * @}
+ */
+
+/** @defgroup USART_LIN_Break_Detection_Length
+ * @{
+ */
+
+#define USART_LINBreakDetectLength_10b ((uint16_t)0x0000)
+#define USART_LINBreakDetectLength_11b ((uint16_t)0x0020)
+#define IS_USART_LIN_BREAK_DETECT_LENGTH(LENGTH) \
+ (((LENGTH) == USART_LINBreakDetectLength_10b) || \
+ ((LENGTH) == USART_LINBreakDetectLength_11b))
+/**
+ * @}
+ */
+
+/** @defgroup USART_IrDA_Low_Power
+ * @{
+ */
+
+#define USART_IrDAMode_LowPower ((uint16_t)0x0004)
+#define USART_IrDAMode_Normal ((uint16_t)0x0000)
+#define IS_USART_IRDA_MODE(MODE) (((MODE) == USART_IrDAMode_LowPower) || \
+ ((MODE) == USART_IrDAMode_Normal))
+/**
+ * @}
+ */
+
+/** @defgroup USART_Flags
+ * @{
+ */
+
+#define USART_FLAG_CTS ((uint16_t)0x0200)
+#define USART_FLAG_LBD ((uint16_t)0x0100)
+#define USART_FLAG_TXE ((uint16_t)0x0080)
+#define USART_FLAG_TC ((uint16_t)0x0040)
+#define USART_FLAG_RXNE ((uint16_t)0x0020)
+#define USART_FLAG_IDLE ((uint16_t)0x0010)
+#define USART_FLAG_ORE ((uint16_t)0x0008)
+#define USART_FLAG_NE ((uint16_t)0x0004)
+#define USART_FLAG_FE ((uint16_t)0x0002)
+#define USART_FLAG_PE ((uint16_t)0x0001)
+#define IS_USART_FLAG(FLAG) (((FLAG) == USART_FLAG_PE) || ((FLAG) == USART_FLAG_TXE) || \
+ ((FLAG) == USART_FLAG_TC) || ((FLAG) == USART_FLAG_RXNE) || \
+ ((FLAG) == USART_FLAG_IDLE) || ((FLAG) == USART_FLAG_LBD) || \
+ ((FLAG) == USART_FLAG_CTS) || ((FLAG) == USART_FLAG_ORE) || \
+ ((FLAG) == USART_FLAG_NE) || ((FLAG) == USART_FLAG_FE))
+
+#define IS_USART_CLEAR_FLAG(FLAG) ((((FLAG) & (uint16_t)0xFC9F) == 0x00) && ((FLAG) != (uint16_t)0x00))
+#define IS_USART_PERIPH_FLAG(PERIPH, USART_FLAG) ((((*(uint32_t*)&(PERIPH)) != UART4_BASE) &&\
+ ((*(uint32_t*)&(PERIPH)) != UART5_BASE)) \
+ || ((USART_FLAG) != USART_FLAG_CTS))
+#define IS_USART_BAUDRATE(BAUDRATE) (((BAUDRATE) > 0) && ((BAUDRATE) < 0x0044AA21))
+#define IS_USART_ADDRESS(ADDRESS) ((ADDRESS) <= 0xF)
+#define IS_USART_DATA(DATA) ((DATA) <= 0x1FF)
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USART_Exported_Functions
+ * @{
+ */
+
+void USART_DeInit(USART_TypeDef* USARTx);
+void USART_Init(USART_TypeDef* USARTx, USART_InitTypeDef* USART_InitStruct);
+void USART_StructInit(USART_InitTypeDef* USART_InitStruct);
+void USART_ClockInit(USART_TypeDef* USARTx, USART_ClockInitTypeDef* USART_ClockInitStruct);
+void USART_ClockStructInit(USART_ClockInitTypeDef* USART_ClockInitStruct);
+void USART_Cmd(USART_TypeDef* USARTx, FunctionalState NewState);
+void USART_ITConfig(USART_TypeDef* USARTx, uint16_t USART_IT, FunctionalState NewState);
+void USART_DMACmd(USART_TypeDef* USARTx, uint16_t USART_DMAReq, FunctionalState NewState);
+void USART_SetAddress(USART_TypeDef* USARTx, uint8_t USART_Address);
+void USART_WakeUpConfig(USART_TypeDef* USARTx, uint16_t USART_WakeUp);
+void USART_ReceiverWakeUpCmd(USART_TypeDef* USARTx, FunctionalState NewState);
+void USART_LINBreakDetectLengthConfig(USART_TypeDef* USARTx, uint16_t USART_LINBreakDetectLength);
+void USART_LINCmd(USART_TypeDef* USARTx, FunctionalState NewState);
+void USART_SendData(USART_TypeDef* USARTx, uint16_t Data);
+uint16_t USART_ReceiveData(USART_TypeDef* USARTx);
+void USART_SendBreak(USART_TypeDef* USARTx);
+void USART_SetGuardTime(USART_TypeDef* USARTx, uint8_t USART_GuardTime);
+void USART_SetPrescaler(USART_TypeDef* USARTx, uint8_t USART_Prescaler);
+void USART_SmartCardCmd(USART_TypeDef* USARTx, FunctionalState NewState);
+void USART_SmartCardNACKCmd(USART_TypeDef* USARTx, FunctionalState NewState);
+void USART_HalfDuplexCmd(USART_TypeDef* USARTx, FunctionalState NewState);
+void USART_OverSampling8Cmd(USART_TypeDef* USARTx, FunctionalState NewState);
+void USART_OneBitMethodCmd(USART_TypeDef* USARTx, FunctionalState NewState);
+void USART_IrDAConfig(USART_TypeDef* USARTx, uint16_t USART_IrDAMode);
+void USART_IrDACmd(USART_TypeDef* USARTx, FunctionalState NewState);
+FlagStatus USART_GetFlagStatus(USART_TypeDef* USARTx, uint16_t USART_FLAG);
+void USART_ClearFlag(USART_TypeDef* USARTx, uint16_t USART_FLAG);
+ITStatus USART_GetITStatus(USART_TypeDef* USARTx, uint16_t USART_IT);
+void USART_ClearITPendingBit(USART_TypeDef* USARTx, uint16_t USART_IT);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F10x_USART_H */
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_wwdg.c b/3-5 GPIO_光敏传感器/Library/stm32f10x_wwdg.c
new file mode 100644
index 0000000..77a7ce5
--- /dev/null
+++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_wwdg.c
@@ -0,0 +1,224 @@
+/**
+ ******************************************************************************
+ * @file stm32f10x_wwdg.c
+ * @author MCD Application Team
+ * @version V3.5.0
+ * @date 11-March-2011
+ * @brief This file provides all the WWDG firmware functions.
+ ******************************************************************************
+ * @attention
+ *
+ * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+ * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+ * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+ * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+ * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+ * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+ *
+ * © COPYRIGHT 2011 STMicroelectronics
+ ******************************************************************************
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f10x_wwdg.h"
+#include "stm32f10x_rcc.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Driver
+ * @{
+ */
+
+/** @defgroup WWDG
+ * @brief WWDG driver modules
+ * @{
+ */
+
+/** @defgroup WWDG_Private_TypesDefinitions
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup WWDG_Private_Defines
+ * @{
+ */
+
+/* ----------- WWDG registers bit address in the alias region ----------- */
+#define WWDG_OFFSET (WWDG_BASE - PERIPH_BASE)
+
+/* Alias word address of EWI bit */
+#define CFR_OFFSET (WWDG_OFFSET + 0x04)
+#define EWI_BitNumber 0x09
+#define CFR_EWI_BB (PERIPH_BB_BASE + (CFR_OFFSET * 32) + (EWI_BitNumber * 4))
+
+/* --------------------- WWDG registers bit mask ------------------------ */
+
+/* CR register bit mask */
+#define CR_WDGA_Set ((uint32_t)0x00000080)
+
+/* CFR register bit mask */
+#define CFR_WDGTB_Mask ((uint32_t)0xFFFFFE7F)
+#define CFR_W_Mask ((uint32_t)0xFFFFFF80)
+#define BIT_Mask ((uint8_t)0x7F)
+
+/**
+ * @}
+ */
+
+/** @defgroup WWDG_Private_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup WWDG_Private_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup WWDG_Private_FunctionPrototypes
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup WWDG_Private_Functions
+ * @{
+ */
+
+/**
+ * @brief Deinitializes the WWDG peripheral registers to their default reset values.
+ * @param None
+ * @retval None
+ */
+void WWDG_DeInit(void)
+{
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_WWDG, ENABLE);
+ RCC_APB1PeriphResetCmd(RCC_APB1Periph_WWDG, DISABLE);
+}
+
+/**
+ * @brief Sets the WWDG Prescaler.
+ * @param WWDG_Prescaler: specifies the WWDG Prescaler.
+ * This parameter can be one of the following values:
+ * @arg WWDG_Prescaler_1: WWDG counter clock = (PCLK1/4096)/1
+ * @arg WWDG_Prescaler_2: WWDG counter clock = (PCLK1/4096)/2
+ * @arg WWDG_Prescaler_4: WWDG counter clock = (PCLK1/4096)/4
+ * @arg WWDG_Prescaler_8: WWDG counter clock = (PCLK1/4096)/8
+ * @retval None
+ */
+void WWDG_SetPrescaler(uint32_t WWDG_Prescaler)
+{
+ uint32_t tmpreg = 0;
+ /* Check the parameters */
+ assert_param(IS_WWDG_PRESCALER(WWDG_Prescaler));
+ /* Clear WDGTB[1:0] bits */
+ tmpreg = WWDG->CFR & CFR_WDGTB_Mask;
+ /* Set WDGTB[1:0] bits according to WWDG_Prescaler value */
+ tmpreg |= WWDG_Prescaler;
+ /* Store the new value */
+ WWDG->CFR = tmpreg;
+}
+
+/**
+ * @brief Sets the WWDG window value.
+ * @param WindowValue: specifies the window value to be compared to the downcounter.
+ * This parameter value must be lower than 0x80.
+ * @retval None
+ */
+void WWDG_SetWindowValue(uint8_t WindowValue)
+{
+ __IO uint32_t tmpreg = 0;
+
+ /* Check the parameters */
+ assert_param(IS_WWDG_WINDOW_VALUE(WindowValue));
+ /* Clear W[6:0] bits */
+
+ tmpreg = WWDG->CFR & CFR_W_Mask;
+
+ /* Set W[6:0] bits according to WindowValue value */
+ tmpreg |= WindowValue & (uint32_t) BIT_Mask;
+
+ /* Store the new value */
+ WWDG->CFR = tmpreg;
+}
+
+/**
+ * @brief Enables the WWDG Early Wakeup interrupt(EWI).
+ * @param None
+ * @retval None
+ */
+void WWDG_EnableIT(void)
+{
+ *(__IO uint32_t *) CFR_EWI_BB = (uint32_t)ENABLE;
+}
+
+/**
+ * @brief Sets the WWDG counter value.
+ * @param Counter: specifies the watchdog counter value.
+ * This parameter must be a number between 0x40 and 0x7F.
+ * @retval None
+ */
+void WWDG_SetCounter(uint8_t Counter)
+{
+ /* Check the parameters */
+ assert_param(IS_WWDG_COUNTER(Counter));
+ /* Write to T[6:0] bits to configure the counter value, no need to do
+ a read-modify-write; writing a 0 to WDGA bit does nothing */
+ WWDG->CR = Counter & BIT_Mask;
+}
+
+/**
+ * @brief Enables WWDG and load the counter value.
+ * @param Counter: specifies the watchdog counter value.
+ * This parameter must be a number between 0x40 and 0x7F.
+ * @retval None
+ */
+void WWDG_Enable(uint8_t Counter)
+{
+ /* Check the parameters */
+ assert_param(IS_WWDG_COUNTER(Counter));
+ WWDG->CR = CR_WDGA_Set | Counter;
+}
+
+/**
+ * @brief Checks whether the Early Wakeup interrupt flag is set or not.
+ * @param None
+ * @retval The new state of the Early Wakeup interrupt flag (SET or RESET)
+ */
+FlagStatus WWDG_GetFlagStatus(void)
+{
+ return (FlagStatus)(WWDG->SR);
+}
+
+/**
+ * @brief Clears Early Wakeup interrupt flag.
+ * @param None
+ * @retval None
+ */
+void WWDG_ClearFlag(void)
+{
+ WWDG->SR = (uint32_t)RESET;
+}
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/