From dbff0aa2b7f6187409be76922985ab00b4229307 Mon Sep 17 00:00:00 2001 From: chenguang Date: Sat, 21 Feb 2026 20:04:25 -0500 Subject: [PATCH] =?UTF-8?q?Upload=20files=20to=20"3-5=20=20GPIO=5F?= =?UTF-8?q?=E5=85=89=E6=95=8F=E4=BC=A0=E6=84=9F=E5=99=A8/Library"?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../Library/stm32f10x_dbgmcu.h | 119 +++ 3-5 GPIO_光敏传感器/Library/stm32f10x_dma.c | 714 ++++++++++++++++++ 3-5 GPIO_光敏传感器/Library/stm32f10x_dma.h | 439 +++++++++++ 3-5 GPIO_光敏传感器/Library/stm32f10x_exti.c | 269 +++++++ 3-5 GPIO_光敏传感器/Library/stm32f10x_exti.h | 184 +++++ 5 files changed, 1725 insertions(+) create mode 100644 3-5 GPIO_光敏传感器/Library/stm32f10x_dbgmcu.h create mode 100644 3-5 GPIO_光敏传感器/Library/stm32f10x_dma.c create mode 100644 3-5 GPIO_光敏传感器/Library/stm32f10x_dma.h create mode 100644 3-5 GPIO_光敏传感器/Library/stm32f10x_exti.c create mode 100644 3-5 GPIO_光敏传感器/Library/stm32f10x_exti.h diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_dbgmcu.h b/3-5 GPIO_光敏传感器/Library/stm32f10x_dbgmcu.h new file mode 100644 index 0000000..1e6a68a --- /dev/null +++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_dbgmcu.h @@ -0,0 +1,119 @@ +/** + ****************************************************************************** + * @file stm32f10x_dbgmcu.h + * @author MCD Application Team + * @version V3.5.0 + * @date 11-March-2011 + * @brief This file contains all the functions prototypes for the DBGMCU + * 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_DBGMCU_H +#define __STM32F10x_DBGMCU_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f10x.h" + +/** @addtogroup STM32F10x_StdPeriph_Driver + * @{ + */ + +/** @addtogroup DBGMCU + * @{ + */ + +/** @defgroup DBGMCU_Exported_Types + * @{ + */ + +/** + * @} + */ + +/** @defgroup DBGMCU_Exported_Constants + * @{ + */ + +#define DBGMCU_SLEEP ((uint32_t)0x00000001) +#define DBGMCU_STOP ((uint32_t)0x00000002) +#define DBGMCU_STANDBY ((uint32_t)0x00000004) +#define DBGMCU_IWDG_STOP ((uint32_t)0x00000100) +#define DBGMCU_WWDG_STOP ((uint32_t)0x00000200) +#define DBGMCU_TIM1_STOP ((uint32_t)0x00000400) +#define DBGMCU_TIM2_STOP ((uint32_t)0x00000800) +#define DBGMCU_TIM3_STOP ((uint32_t)0x00001000) +#define DBGMCU_TIM4_STOP ((uint32_t)0x00002000) +#define DBGMCU_CAN1_STOP ((uint32_t)0x00004000) +#define DBGMCU_I2C1_SMBUS_TIMEOUT ((uint32_t)0x00008000) +#define DBGMCU_I2C2_SMBUS_TIMEOUT ((uint32_t)0x00010000) +#define DBGMCU_TIM8_STOP ((uint32_t)0x00020000) +#define DBGMCU_TIM5_STOP ((uint32_t)0x00040000) +#define DBGMCU_TIM6_STOP ((uint32_t)0x00080000) +#define DBGMCU_TIM7_STOP ((uint32_t)0x00100000) +#define DBGMCU_CAN2_STOP ((uint32_t)0x00200000) +#define DBGMCU_TIM15_STOP ((uint32_t)0x00400000) +#define DBGMCU_TIM16_STOP ((uint32_t)0x00800000) +#define DBGMCU_TIM17_STOP ((uint32_t)0x01000000) +#define DBGMCU_TIM12_STOP ((uint32_t)0x02000000) +#define DBGMCU_TIM13_STOP ((uint32_t)0x04000000) +#define DBGMCU_TIM14_STOP ((uint32_t)0x08000000) +#define DBGMCU_TIM9_STOP ((uint32_t)0x10000000) +#define DBGMCU_TIM10_STOP ((uint32_t)0x20000000) +#define DBGMCU_TIM11_STOP ((uint32_t)0x40000000) + +#define IS_DBGMCU_PERIPH(PERIPH) ((((PERIPH) & 0x800000F8) == 0x00) && ((PERIPH) != 0x00)) +/** + * @} + */ + +/** @defgroup DBGMCU_Exported_Macros + * @{ + */ + +/** + * @} + */ + +/** @defgroup DBGMCU_Exported_Functions + * @{ + */ + +uint32_t DBGMCU_GetREVID(void); +uint32_t DBGMCU_GetDEVID(void); +void DBGMCU_Config(uint32_t DBGMCU_Periph, FunctionalState NewState); + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32F10x_DBGMCU_H */ +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_dma.c b/3-5 GPIO_光敏传感器/Library/stm32f10x_dma.c new file mode 100644 index 0000000..0c86f90 --- /dev/null +++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_dma.c @@ -0,0 +1,714 @@ +/** + ****************************************************************************** + * @file stm32f10x_dma.c + * @author MCD Application Team + * @version V3.5.0 + * @date 11-March-2011 + * @brief This file provides all the DMA 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_dma.h" +#include "stm32f10x_rcc.h" + +/** @addtogroup STM32F10x_StdPeriph_Driver + * @{ + */ + +/** @defgroup DMA + * @brief DMA driver modules + * @{ + */ + +/** @defgroup DMA_Private_TypesDefinitions + * @{ + */ +/** + * @} + */ + +/** @defgroup DMA_Private_Defines + * @{ + */ + + +/* DMA1 Channelx interrupt pending bit masks */ +#define DMA1_Channel1_IT_Mask ((uint32_t)(DMA_ISR_GIF1 | DMA_ISR_TCIF1 | DMA_ISR_HTIF1 | DMA_ISR_TEIF1)) +#define DMA1_Channel2_IT_Mask ((uint32_t)(DMA_ISR_GIF2 | DMA_ISR_TCIF2 | DMA_ISR_HTIF2 | DMA_ISR_TEIF2)) +#define DMA1_Channel3_IT_Mask ((uint32_t)(DMA_ISR_GIF3 | DMA_ISR_TCIF3 | DMA_ISR_HTIF3 | DMA_ISR_TEIF3)) +#define DMA1_Channel4_IT_Mask ((uint32_t)(DMA_ISR_GIF4 | DMA_ISR_TCIF4 | DMA_ISR_HTIF4 | DMA_ISR_TEIF4)) +#define DMA1_Channel5_IT_Mask ((uint32_t)(DMA_ISR_GIF5 | DMA_ISR_TCIF5 | DMA_ISR_HTIF5 | DMA_ISR_TEIF5)) +#define DMA1_Channel6_IT_Mask ((uint32_t)(DMA_ISR_GIF6 | DMA_ISR_TCIF6 | DMA_ISR_HTIF6 | DMA_ISR_TEIF6)) +#define DMA1_Channel7_IT_Mask ((uint32_t)(DMA_ISR_GIF7 | DMA_ISR_TCIF7 | DMA_ISR_HTIF7 | DMA_ISR_TEIF7)) + +/* DMA2 Channelx interrupt pending bit masks */ +#define DMA2_Channel1_IT_Mask ((uint32_t)(DMA_ISR_GIF1 | DMA_ISR_TCIF1 | DMA_ISR_HTIF1 | DMA_ISR_TEIF1)) +#define DMA2_Channel2_IT_Mask ((uint32_t)(DMA_ISR_GIF2 | DMA_ISR_TCIF2 | DMA_ISR_HTIF2 | DMA_ISR_TEIF2)) +#define DMA2_Channel3_IT_Mask ((uint32_t)(DMA_ISR_GIF3 | DMA_ISR_TCIF3 | DMA_ISR_HTIF3 | DMA_ISR_TEIF3)) +#define DMA2_Channel4_IT_Mask ((uint32_t)(DMA_ISR_GIF4 | DMA_ISR_TCIF4 | DMA_ISR_HTIF4 | DMA_ISR_TEIF4)) +#define DMA2_Channel5_IT_Mask ((uint32_t)(DMA_ISR_GIF5 | DMA_ISR_TCIF5 | DMA_ISR_HTIF5 | DMA_ISR_TEIF5)) + +/* DMA2 FLAG mask */ +#define FLAG_Mask ((uint32_t)0x10000000) + +/* DMA registers Masks */ +#define CCR_CLEAR_Mask ((uint32_t)0xFFFF800F) + +/** + * @} + */ + +/** @defgroup DMA_Private_Macros + * @{ + */ + +/** + * @} + */ + +/** @defgroup DMA_Private_Variables + * @{ + */ + +/** + * @} + */ + +/** @defgroup DMA_Private_FunctionPrototypes + * @{ + */ + +/** + * @} + */ + +/** @defgroup DMA_Private_Functions + * @{ + */ + +/** + * @brief Deinitializes the DMAy Channelx registers to their default reset + * values. + * @param DMAy_Channelx: where y can be 1 or 2 to select the DMA and + * x can be 1 to 7 for DMA1 and 1 to 5 for DMA2 to select the DMA Channel. + * @retval None + */ +void DMA_DeInit(DMA_Channel_TypeDef* DMAy_Channelx) +{ + /* Check the parameters */ + assert_param(IS_DMA_ALL_PERIPH(DMAy_Channelx)); + + /* Disable the selected DMAy Channelx */ + DMAy_Channelx->CCR &= (uint16_t)(~DMA_CCR1_EN); + + /* Reset DMAy Channelx control register */ + DMAy_Channelx->CCR = 0; + + /* Reset DMAy Channelx remaining bytes register */ + DMAy_Channelx->CNDTR = 0; + + /* Reset DMAy Channelx peripheral address register */ + DMAy_Channelx->CPAR = 0; + + /* Reset DMAy Channelx memory address register */ + DMAy_Channelx->CMAR = 0; + + if (DMAy_Channelx == DMA1_Channel1) + { + /* Reset interrupt pending bits for DMA1 Channel1 */ + DMA1->IFCR |= DMA1_Channel1_IT_Mask; + } + else if (DMAy_Channelx == DMA1_Channel2) + { + /* Reset interrupt pending bits for DMA1 Channel2 */ + DMA1->IFCR |= DMA1_Channel2_IT_Mask; + } + else if (DMAy_Channelx == DMA1_Channel3) + { + /* Reset interrupt pending bits for DMA1 Channel3 */ + DMA1->IFCR |= DMA1_Channel3_IT_Mask; + } + else if (DMAy_Channelx == DMA1_Channel4) + { + /* Reset interrupt pending bits for DMA1 Channel4 */ + DMA1->IFCR |= DMA1_Channel4_IT_Mask; + } + else if (DMAy_Channelx == DMA1_Channel5) + { + /* Reset interrupt pending bits for DMA1 Channel5 */ + DMA1->IFCR |= DMA1_Channel5_IT_Mask; + } + else if (DMAy_Channelx == DMA1_Channel6) + { + /* Reset interrupt pending bits for DMA1 Channel6 */ + DMA1->IFCR |= DMA1_Channel6_IT_Mask; + } + else if (DMAy_Channelx == DMA1_Channel7) + { + /* Reset interrupt pending bits for DMA1 Channel7 */ + DMA1->IFCR |= DMA1_Channel7_IT_Mask; + } + else if (DMAy_Channelx == DMA2_Channel1) + { + /* Reset interrupt pending bits for DMA2 Channel1 */ + DMA2->IFCR |= DMA2_Channel1_IT_Mask; + } + else if (DMAy_Channelx == DMA2_Channel2) + { + /* Reset interrupt pending bits for DMA2 Channel2 */ + DMA2->IFCR |= DMA2_Channel2_IT_Mask; + } + else if (DMAy_Channelx == DMA2_Channel3) + { + /* Reset interrupt pending bits for DMA2 Channel3 */ + DMA2->IFCR |= DMA2_Channel3_IT_Mask; + } + else if (DMAy_Channelx == DMA2_Channel4) + { + /* Reset interrupt pending bits for DMA2 Channel4 */ + DMA2->IFCR |= DMA2_Channel4_IT_Mask; + } + else + { + if (DMAy_Channelx == DMA2_Channel5) + { + /* Reset interrupt pending bits for DMA2 Channel5 */ + DMA2->IFCR |= DMA2_Channel5_IT_Mask; + } + } +} + +/** + * @brief Initializes the DMAy Channelx according to the specified + * parameters in the DMA_InitStruct. + * @param DMAy_Channelx: where y can be 1 or 2 to select the DMA and + * x can be 1 to 7 for DMA1 and 1 to 5 for DMA2 to select the DMA Channel. + * @param DMA_InitStruct: pointer to a DMA_InitTypeDef structure that + * contains the configuration information for the specified DMA Channel. + * @retval None + */ +void DMA_Init(DMA_Channel_TypeDef* DMAy_Channelx, DMA_InitTypeDef* DMA_InitStruct) +{ + uint32_t tmpreg = 0; + + /* Check the parameters */ + assert_param(IS_DMA_ALL_PERIPH(DMAy_Channelx)); + assert_param(IS_DMA_DIR(DMA_InitStruct->DMA_DIR)); + assert_param(IS_DMA_BUFFER_SIZE(DMA_InitStruct->DMA_BufferSize)); + assert_param(IS_DMA_PERIPHERAL_INC_STATE(DMA_InitStruct->DMA_PeripheralInc)); + assert_param(IS_DMA_MEMORY_INC_STATE(DMA_InitStruct->DMA_MemoryInc)); + assert_param(IS_DMA_PERIPHERAL_DATA_SIZE(DMA_InitStruct->DMA_PeripheralDataSize)); + assert_param(IS_DMA_MEMORY_DATA_SIZE(DMA_InitStruct->DMA_MemoryDataSize)); + assert_param(IS_DMA_MODE(DMA_InitStruct->DMA_Mode)); + assert_param(IS_DMA_PRIORITY(DMA_InitStruct->DMA_Priority)); + assert_param(IS_DMA_M2M_STATE(DMA_InitStruct->DMA_M2M)); + +/*--------------------------- DMAy Channelx CCR Configuration -----------------*/ + /* Get the DMAy_Channelx CCR value */ + tmpreg = DMAy_Channelx->CCR; + /* Clear MEM2MEM, PL, MSIZE, PSIZE, MINC, PINC, CIRC and DIR bits */ + tmpreg &= CCR_CLEAR_Mask; + /* Configure DMAy Channelx: data transfer, data size, priority level and mode */ + /* Set DIR bit according to DMA_DIR value */ + /* Set CIRC bit according to DMA_Mode value */ + /* Set PINC bit according to DMA_PeripheralInc value */ + /* Set MINC bit according to DMA_MemoryInc value */ + /* Set PSIZE bits according to DMA_PeripheralDataSize value */ + /* Set MSIZE bits according to DMA_MemoryDataSize value */ + /* Set PL bits according to DMA_Priority value */ + /* Set the MEM2MEM bit according to DMA_M2M value */ + tmpreg |= DMA_InitStruct->DMA_DIR | DMA_InitStruct->DMA_Mode | + DMA_InitStruct->DMA_PeripheralInc | DMA_InitStruct->DMA_MemoryInc | + DMA_InitStruct->DMA_PeripheralDataSize | DMA_InitStruct->DMA_MemoryDataSize | + DMA_InitStruct->DMA_Priority | DMA_InitStruct->DMA_M2M; + + /* Write to DMAy Channelx CCR */ + DMAy_Channelx->CCR = tmpreg; + +/*--------------------------- DMAy Channelx CNDTR Configuration ---------------*/ + /* Write to DMAy Channelx CNDTR */ + DMAy_Channelx->CNDTR = DMA_InitStruct->DMA_BufferSize; + +/*--------------------------- DMAy Channelx CPAR Configuration ----------------*/ + /* Write to DMAy Channelx CPAR */ + DMAy_Channelx->CPAR = DMA_InitStruct->DMA_PeripheralBaseAddr; + +/*--------------------------- DMAy Channelx CMAR Configuration ----------------*/ + /* Write to DMAy Channelx CMAR */ + DMAy_Channelx->CMAR = DMA_InitStruct->DMA_MemoryBaseAddr; +} + +/** + * @brief Fills each DMA_InitStruct member with its default value. + * @param DMA_InitStruct : pointer to a DMA_InitTypeDef structure which will + * be initialized. + * @retval None + */ +void DMA_StructInit(DMA_InitTypeDef* DMA_InitStruct) +{ +/*-------------- Reset DMA init structure parameters values ------------------*/ + /* Initialize the DMA_PeripheralBaseAddr member */ + DMA_InitStruct->DMA_PeripheralBaseAddr = 0; + /* Initialize the DMA_MemoryBaseAddr member */ + DMA_InitStruct->DMA_MemoryBaseAddr = 0; + /* Initialize the DMA_DIR member */ + DMA_InitStruct->DMA_DIR = DMA_DIR_PeripheralSRC; + /* Initialize the DMA_BufferSize member */ + DMA_InitStruct->DMA_BufferSize = 0; + /* Initialize the DMA_PeripheralInc member */ + DMA_InitStruct->DMA_PeripheralInc = DMA_PeripheralInc_Disable; + /* Initialize the DMA_MemoryInc member */ + DMA_InitStruct->DMA_MemoryInc = DMA_MemoryInc_Disable; + /* Initialize the DMA_PeripheralDataSize member */ + DMA_InitStruct->DMA_PeripheralDataSize = DMA_PeripheralDataSize_Byte; + /* Initialize the DMA_MemoryDataSize member */ + DMA_InitStruct->DMA_MemoryDataSize = DMA_MemoryDataSize_Byte; + /* Initialize the DMA_Mode member */ + DMA_InitStruct->DMA_Mode = DMA_Mode_Normal; + /* Initialize the DMA_Priority member */ + DMA_InitStruct->DMA_Priority = DMA_Priority_Low; + /* Initialize the DMA_M2M member */ + DMA_InitStruct->DMA_M2M = DMA_M2M_Disable; +} + +/** + * @brief Enables or disables the specified DMAy Channelx. + * @param DMAy_Channelx: where y can be 1 or 2 to select the DMA and + * x can be 1 to 7 for DMA1 and 1 to 5 for DMA2 to select the DMA Channel. + * @param NewState: new state of the DMAy Channelx. + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void DMA_Cmd(DMA_Channel_TypeDef* DMAy_Channelx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_DMA_ALL_PERIPH(DMAy_Channelx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Enable the selected DMAy Channelx */ + DMAy_Channelx->CCR |= DMA_CCR1_EN; + } + else + { + /* Disable the selected DMAy Channelx */ + DMAy_Channelx->CCR &= (uint16_t)(~DMA_CCR1_EN); + } +} + +/** + * @brief Enables or disables the specified DMAy Channelx interrupts. + * @param DMAy_Channelx: where y can be 1 or 2 to select the DMA and + * x can be 1 to 7 for DMA1 and 1 to 5 for DMA2 to select the DMA Channel. + * @param DMA_IT: specifies the DMA interrupts sources to be enabled + * or disabled. + * This parameter can be any combination of the following values: + * @arg DMA_IT_TC: Transfer complete interrupt mask + * @arg DMA_IT_HT: Half transfer interrupt mask + * @arg DMA_IT_TE: Transfer error interrupt mask + * @param NewState: new state of the specified DMA interrupts. + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void DMA_ITConfig(DMA_Channel_TypeDef* DMAy_Channelx, uint32_t DMA_IT, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_DMA_ALL_PERIPH(DMAy_Channelx)); + assert_param(IS_DMA_CONFIG_IT(DMA_IT)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + if (NewState != DISABLE) + { + /* Enable the selected DMA interrupts */ + DMAy_Channelx->CCR |= DMA_IT; + } + else + { + /* Disable the selected DMA interrupts */ + DMAy_Channelx->CCR &= ~DMA_IT; + } +} + +/** + * @brief Sets the number of data units in the current DMAy Channelx transfer. + * @param DMAy_Channelx: where y can be 1 or 2 to select the DMA and + * x can be 1 to 7 for DMA1 and 1 to 5 for DMA2 to select the DMA Channel. + * @param DataNumber: The number of data units in the current DMAy Channelx + * transfer. + * @note This function can only be used when the DMAy_Channelx is disabled. + * @retval None. + */ +void DMA_SetCurrDataCounter(DMA_Channel_TypeDef* DMAy_Channelx, uint16_t DataNumber) +{ + /* Check the parameters */ + assert_param(IS_DMA_ALL_PERIPH(DMAy_Channelx)); + +/*--------------------------- DMAy Channelx CNDTR Configuration ---------------*/ + /* Write to DMAy Channelx CNDTR */ + DMAy_Channelx->CNDTR = DataNumber; +} + +/** + * @brief Returns the number of remaining data units in the current + * DMAy Channelx transfer. + * @param DMAy_Channelx: where y can be 1 or 2 to select the DMA and + * x can be 1 to 7 for DMA1 and 1 to 5 for DMA2 to select the DMA Channel. + * @retval The number of remaining data units in the current DMAy Channelx + * transfer. + */ +uint16_t DMA_GetCurrDataCounter(DMA_Channel_TypeDef* DMAy_Channelx) +{ + /* Check the parameters */ + assert_param(IS_DMA_ALL_PERIPH(DMAy_Channelx)); + /* Return the number of remaining data units for DMAy Channelx */ + return ((uint16_t)(DMAy_Channelx->CNDTR)); +} + +/** + * @brief Checks whether the specified DMAy Channelx flag is set or not. + * @param DMAy_FLAG: specifies the flag to check. + * This parameter can be one of the following values: + * @arg DMA1_FLAG_GL1: DMA1 Channel1 global flag. + * @arg DMA1_FLAG_TC1: DMA1 Channel1 transfer complete flag. + * @arg DMA1_FLAG_HT1: DMA1 Channel1 half transfer flag. + * @arg DMA1_FLAG_TE1: DMA1 Channel1 transfer error flag. + * @arg DMA1_FLAG_GL2: DMA1 Channel2 global flag. + * @arg DMA1_FLAG_TC2: DMA1 Channel2 transfer complete flag. + * @arg DMA1_FLAG_HT2: DMA1 Channel2 half transfer flag. + * @arg DMA1_FLAG_TE2: DMA1 Channel2 transfer error flag. + * @arg DMA1_FLAG_GL3: DMA1 Channel3 global flag. + * @arg DMA1_FLAG_TC3: DMA1 Channel3 transfer complete flag. + * @arg DMA1_FLAG_HT3: DMA1 Channel3 half transfer flag. + * @arg DMA1_FLAG_TE3: DMA1 Channel3 transfer error flag. + * @arg DMA1_FLAG_GL4: DMA1 Channel4 global flag. + * @arg DMA1_FLAG_TC4: DMA1 Channel4 transfer complete flag. + * @arg DMA1_FLAG_HT4: DMA1 Channel4 half transfer flag. + * @arg DMA1_FLAG_TE4: DMA1 Channel4 transfer error flag. + * @arg DMA1_FLAG_GL5: DMA1 Channel5 global flag. + * @arg DMA1_FLAG_TC5: DMA1 Channel5 transfer complete flag. + * @arg DMA1_FLAG_HT5: DMA1 Channel5 half transfer flag. + * @arg DMA1_FLAG_TE5: DMA1 Channel5 transfer error flag. + * @arg DMA1_FLAG_GL6: DMA1 Channel6 global flag. + * @arg DMA1_FLAG_TC6: DMA1 Channel6 transfer complete flag. + * @arg DMA1_FLAG_HT6: DMA1 Channel6 half transfer flag. + * @arg DMA1_FLAG_TE6: DMA1 Channel6 transfer error flag. + * @arg DMA1_FLAG_GL7: DMA1 Channel7 global flag. + * @arg DMA1_FLAG_TC7: DMA1 Channel7 transfer complete flag. + * @arg DMA1_FLAG_HT7: DMA1 Channel7 half transfer flag. + * @arg DMA1_FLAG_TE7: DMA1 Channel7 transfer error flag. + * @arg DMA2_FLAG_GL1: DMA2 Channel1 global flag. + * @arg DMA2_FLAG_TC1: DMA2 Channel1 transfer complete flag. + * @arg DMA2_FLAG_HT1: DMA2 Channel1 half transfer flag. + * @arg DMA2_FLAG_TE1: DMA2 Channel1 transfer error flag. + * @arg DMA2_FLAG_GL2: DMA2 Channel2 global flag. + * @arg DMA2_FLAG_TC2: DMA2 Channel2 transfer complete flag. + * @arg DMA2_FLAG_HT2: DMA2 Channel2 half transfer flag. + * @arg DMA2_FLAG_TE2: DMA2 Channel2 transfer error flag. + * @arg DMA2_FLAG_GL3: DMA2 Channel3 global flag. + * @arg DMA2_FLAG_TC3: DMA2 Channel3 transfer complete flag. + * @arg DMA2_FLAG_HT3: DMA2 Channel3 half transfer flag. + * @arg DMA2_FLAG_TE3: DMA2 Channel3 transfer error flag. + * @arg DMA2_FLAG_GL4: DMA2 Channel4 global flag. + * @arg DMA2_FLAG_TC4: DMA2 Channel4 transfer complete flag. + * @arg DMA2_FLAG_HT4: DMA2 Channel4 half transfer flag. + * @arg DMA2_FLAG_TE4: DMA2 Channel4 transfer error flag. + * @arg DMA2_FLAG_GL5: DMA2 Channel5 global flag. + * @arg DMA2_FLAG_TC5: DMA2 Channel5 transfer complete flag. + * @arg DMA2_FLAG_HT5: DMA2 Channel5 half transfer flag. + * @arg DMA2_FLAG_TE5: DMA2 Channel5 transfer error flag. + * @retval The new state of DMAy_FLAG (SET or RESET). + */ +FlagStatus DMA_GetFlagStatus(uint32_t DMAy_FLAG) +{ + FlagStatus bitstatus = RESET; + uint32_t tmpreg = 0; + + /* Check the parameters */ + assert_param(IS_DMA_GET_FLAG(DMAy_FLAG)); + + /* Calculate the used DMAy */ + if ((DMAy_FLAG & FLAG_Mask) != (uint32_t)RESET) + { + /* Get DMA2 ISR register value */ + tmpreg = DMA2->ISR ; + } + else + { + /* Get DMA1 ISR register value */ + tmpreg = DMA1->ISR ; + } + + /* Check the status of the specified DMAy flag */ + if ((tmpreg & DMAy_FLAG) != (uint32_t)RESET) + { + /* DMAy_FLAG is set */ + bitstatus = SET; + } + else + { + /* DMAy_FLAG is reset */ + bitstatus = RESET; + } + + /* Return the DMAy_FLAG status */ + return bitstatus; +} + +/** + * @brief Clears the DMAy Channelx's pending flags. + * @param DMAy_FLAG: specifies the flag to clear. + * This parameter can be any combination (for the same DMA) of the following values: + * @arg DMA1_FLAG_GL1: DMA1 Channel1 global flag. + * @arg DMA1_FLAG_TC1: DMA1 Channel1 transfer complete flag. + * @arg DMA1_FLAG_HT1: DMA1 Channel1 half transfer flag. + * @arg DMA1_FLAG_TE1: DMA1 Channel1 transfer error flag. + * @arg DMA1_FLAG_GL2: DMA1 Channel2 global flag. + * @arg DMA1_FLAG_TC2: DMA1 Channel2 transfer complete flag. + * @arg DMA1_FLAG_HT2: DMA1 Channel2 half transfer flag. + * @arg DMA1_FLAG_TE2: DMA1 Channel2 transfer error flag. + * @arg DMA1_FLAG_GL3: DMA1 Channel3 global flag. + * @arg DMA1_FLAG_TC3: DMA1 Channel3 transfer complete flag. + * @arg DMA1_FLAG_HT3: DMA1 Channel3 half transfer flag. + * @arg DMA1_FLAG_TE3: DMA1 Channel3 transfer error flag. + * @arg DMA1_FLAG_GL4: DMA1 Channel4 global flag. + * @arg DMA1_FLAG_TC4: DMA1 Channel4 transfer complete flag. + * @arg DMA1_FLAG_HT4: DMA1 Channel4 half transfer flag. + * @arg DMA1_FLAG_TE4: DMA1 Channel4 transfer error flag. + * @arg DMA1_FLAG_GL5: DMA1 Channel5 global flag. + * @arg DMA1_FLAG_TC5: DMA1 Channel5 transfer complete flag. + * @arg DMA1_FLAG_HT5: DMA1 Channel5 half transfer flag. + * @arg DMA1_FLAG_TE5: DMA1 Channel5 transfer error flag. + * @arg DMA1_FLAG_GL6: DMA1 Channel6 global flag. + * @arg DMA1_FLAG_TC6: DMA1 Channel6 transfer complete flag. + * @arg DMA1_FLAG_HT6: DMA1 Channel6 half transfer flag. + * @arg DMA1_FLAG_TE6: DMA1 Channel6 transfer error flag. + * @arg DMA1_FLAG_GL7: DMA1 Channel7 global flag. + * @arg DMA1_FLAG_TC7: DMA1 Channel7 transfer complete flag. + * @arg DMA1_FLAG_HT7: DMA1 Channel7 half transfer flag. + * @arg DMA1_FLAG_TE7: DMA1 Channel7 transfer error flag. + * @arg DMA2_FLAG_GL1: DMA2 Channel1 global flag. + * @arg DMA2_FLAG_TC1: DMA2 Channel1 transfer complete flag. + * @arg DMA2_FLAG_HT1: DMA2 Channel1 half transfer flag. + * @arg DMA2_FLAG_TE1: DMA2 Channel1 transfer error flag. + * @arg DMA2_FLAG_GL2: DMA2 Channel2 global flag. + * @arg DMA2_FLAG_TC2: DMA2 Channel2 transfer complete flag. + * @arg DMA2_FLAG_HT2: DMA2 Channel2 half transfer flag. + * @arg DMA2_FLAG_TE2: DMA2 Channel2 transfer error flag. + * @arg DMA2_FLAG_GL3: DMA2 Channel3 global flag. + * @arg DMA2_FLAG_TC3: DMA2 Channel3 transfer complete flag. + * @arg DMA2_FLAG_HT3: DMA2 Channel3 half transfer flag. + * @arg DMA2_FLAG_TE3: DMA2 Channel3 transfer error flag. + * @arg DMA2_FLAG_GL4: DMA2 Channel4 global flag. + * @arg DMA2_FLAG_TC4: DMA2 Channel4 transfer complete flag. + * @arg DMA2_FLAG_HT4: DMA2 Channel4 half transfer flag. + * @arg DMA2_FLAG_TE4: DMA2 Channel4 transfer error flag. + * @arg DMA2_FLAG_GL5: DMA2 Channel5 global flag. + * @arg DMA2_FLAG_TC5: DMA2 Channel5 transfer complete flag. + * @arg DMA2_FLAG_HT5: DMA2 Channel5 half transfer flag. + * @arg DMA2_FLAG_TE5: DMA2 Channel5 transfer error flag. + * @retval None + */ +void DMA_ClearFlag(uint32_t DMAy_FLAG) +{ + /* Check the parameters */ + assert_param(IS_DMA_CLEAR_FLAG(DMAy_FLAG)); + + /* Calculate the used DMAy */ + if ((DMAy_FLAG & FLAG_Mask) != (uint32_t)RESET) + { + /* Clear the selected DMAy flags */ + DMA2->IFCR = DMAy_FLAG; + } + else + { + /* Clear the selected DMAy flags */ + DMA1->IFCR = DMAy_FLAG; + } +} + +/** + * @brief Checks whether the specified DMAy Channelx interrupt has occurred or not. + * @param DMAy_IT: specifies the DMAy interrupt source to check. + * This parameter can be one of the following values: + * @arg DMA1_IT_GL1: DMA1 Channel1 global interrupt. + * @arg DMA1_IT_TC1: DMA1 Channel1 transfer complete interrupt. + * @arg DMA1_IT_HT1: DMA1 Channel1 half transfer interrupt. + * @arg DMA1_IT_TE1: DMA1 Channel1 transfer error interrupt. + * @arg DMA1_IT_GL2: DMA1 Channel2 global interrupt. + * @arg DMA1_IT_TC2: DMA1 Channel2 transfer complete interrupt. + * @arg DMA1_IT_HT2: DMA1 Channel2 half transfer interrupt. + * @arg DMA1_IT_TE2: DMA1 Channel2 transfer error interrupt. + * @arg DMA1_IT_GL3: DMA1 Channel3 global interrupt. + * @arg DMA1_IT_TC3: DMA1 Channel3 transfer complete interrupt. + * @arg DMA1_IT_HT3: DMA1 Channel3 half transfer interrupt. + * @arg DMA1_IT_TE3: DMA1 Channel3 transfer error interrupt. + * @arg DMA1_IT_GL4: DMA1 Channel4 global interrupt. + * @arg DMA1_IT_TC4: DMA1 Channel4 transfer complete interrupt. + * @arg DMA1_IT_HT4: DMA1 Channel4 half transfer interrupt. + * @arg DMA1_IT_TE4: DMA1 Channel4 transfer error interrupt. + * @arg DMA1_IT_GL5: DMA1 Channel5 global interrupt. + * @arg DMA1_IT_TC5: DMA1 Channel5 transfer complete interrupt. + * @arg DMA1_IT_HT5: DMA1 Channel5 half transfer interrupt. + * @arg DMA1_IT_TE5: DMA1 Channel5 transfer error interrupt. + * @arg DMA1_IT_GL6: DMA1 Channel6 global interrupt. + * @arg DMA1_IT_TC6: DMA1 Channel6 transfer complete interrupt. + * @arg DMA1_IT_HT6: DMA1 Channel6 half transfer interrupt. + * @arg DMA1_IT_TE6: DMA1 Channel6 transfer error interrupt. + * @arg DMA1_IT_GL7: DMA1 Channel7 global interrupt. + * @arg DMA1_IT_TC7: DMA1 Channel7 transfer complete interrupt. + * @arg DMA1_IT_HT7: DMA1 Channel7 half transfer interrupt. + * @arg DMA1_IT_TE7: DMA1 Channel7 transfer error interrupt. + * @arg DMA2_IT_GL1: DMA2 Channel1 global interrupt. + * @arg DMA2_IT_TC1: DMA2 Channel1 transfer complete interrupt. + * @arg DMA2_IT_HT1: DMA2 Channel1 half transfer interrupt. + * @arg DMA2_IT_TE1: DMA2 Channel1 transfer error interrupt. + * @arg DMA2_IT_GL2: DMA2 Channel2 global interrupt. + * @arg DMA2_IT_TC2: DMA2 Channel2 transfer complete interrupt. + * @arg DMA2_IT_HT2: DMA2 Channel2 half transfer interrupt. + * @arg DMA2_IT_TE2: DMA2 Channel2 transfer error interrupt. + * @arg DMA2_IT_GL3: DMA2 Channel3 global interrupt. + * @arg DMA2_IT_TC3: DMA2 Channel3 transfer complete interrupt. + * @arg DMA2_IT_HT3: DMA2 Channel3 half transfer interrupt. + * @arg DMA2_IT_TE3: DMA2 Channel3 transfer error interrupt. + * @arg DMA2_IT_GL4: DMA2 Channel4 global interrupt. + * @arg DMA2_IT_TC4: DMA2 Channel4 transfer complete interrupt. + * @arg DMA2_IT_HT4: DMA2 Channel4 half transfer interrupt. + * @arg DMA2_IT_TE4: DMA2 Channel4 transfer error interrupt. + * @arg DMA2_IT_GL5: DMA2 Channel5 global interrupt. + * @arg DMA2_IT_TC5: DMA2 Channel5 transfer complete interrupt. + * @arg DMA2_IT_HT5: DMA2 Channel5 half transfer interrupt. + * @arg DMA2_IT_TE5: DMA2 Channel5 transfer error interrupt. + * @retval The new state of DMAy_IT (SET or RESET). + */ +ITStatus DMA_GetITStatus(uint32_t DMAy_IT) +{ + ITStatus bitstatus = RESET; + uint32_t tmpreg = 0; + + /* Check the parameters */ + assert_param(IS_DMA_GET_IT(DMAy_IT)); + + /* Calculate the used DMA */ + if ((DMAy_IT & FLAG_Mask) != (uint32_t)RESET) + { + /* Get DMA2 ISR register value */ + tmpreg = DMA2->ISR; + } + else + { + /* Get DMA1 ISR register value */ + tmpreg = DMA1->ISR; + } + + /* Check the status of the specified DMAy interrupt */ + if ((tmpreg & DMAy_IT) != (uint32_t)RESET) + { + /* DMAy_IT is set */ + bitstatus = SET; + } + else + { + /* DMAy_IT is reset */ + bitstatus = RESET; + } + /* Return the DMA_IT status */ + return bitstatus; +} + +/** + * @brief Clears the DMAy Channelx's interrupt pending bits. + * @param DMAy_IT: specifies the DMAy interrupt pending bit to clear. + * This parameter can be any combination (for the same DMA) of the following values: + * @arg DMA1_IT_GL1: DMA1 Channel1 global interrupt. + * @arg DMA1_IT_TC1: DMA1 Channel1 transfer complete interrupt. + * @arg DMA1_IT_HT1: DMA1 Channel1 half transfer interrupt. + * @arg DMA1_IT_TE1: DMA1 Channel1 transfer error interrupt. + * @arg DMA1_IT_GL2: DMA1 Channel2 global interrupt. + * @arg DMA1_IT_TC2: DMA1 Channel2 transfer complete interrupt. + * @arg DMA1_IT_HT2: DMA1 Channel2 half transfer interrupt. + * @arg DMA1_IT_TE2: DMA1 Channel2 transfer error interrupt. + * @arg DMA1_IT_GL3: DMA1 Channel3 global interrupt. + * @arg DMA1_IT_TC3: DMA1 Channel3 transfer complete interrupt. + * @arg DMA1_IT_HT3: DMA1 Channel3 half transfer interrupt. + * @arg DMA1_IT_TE3: DMA1 Channel3 transfer error interrupt. + * @arg DMA1_IT_GL4: DMA1 Channel4 global interrupt. + * @arg DMA1_IT_TC4: DMA1 Channel4 transfer complete interrupt. + * @arg DMA1_IT_HT4: DMA1 Channel4 half transfer interrupt. + * @arg DMA1_IT_TE4: DMA1 Channel4 transfer error interrupt. + * @arg DMA1_IT_GL5: DMA1 Channel5 global interrupt. + * @arg DMA1_IT_TC5: DMA1 Channel5 transfer complete interrupt. + * @arg DMA1_IT_HT5: DMA1 Channel5 half transfer interrupt. + * @arg DMA1_IT_TE5: DMA1 Channel5 transfer error interrupt. + * @arg DMA1_IT_GL6: DMA1 Channel6 global interrupt. + * @arg DMA1_IT_TC6: DMA1 Channel6 transfer complete interrupt. + * @arg DMA1_IT_HT6: DMA1 Channel6 half transfer interrupt. + * @arg DMA1_IT_TE6: DMA1 Channel6 transfer error interrupt. + * @arg DMA1_IT_GL7: DMA1 Channel7 global interrupt. + * @arg DMA1_IT_TC7: DMA1 Channel7 transfer complete interrupt. + * @arg DMA1_IT_HT7: DMA1 Channel7 half transfer interrupt. + * @arg DMA1_IT_TE7: DMA1 Channel7 transfer error interrupt. + * @arg DMA2_IT_GL1: DMA2 Channel1 global interrupt. + * @arg DMA2_IT_TC1: DMA2 Channel1 transfer complete interrupt. + * @arg DMA2_IT_HT1: DMA2 Channel1 half transfer interrupt. + * @arg DMA2_IT_TE1: DMA2 Channel1 transfer error interrupt. + * @arg DMA2_IT_GL2: DMA2 Channel2 global interrupt. + * @arg DMA2_IT_TC2: DMA2 Channel2 transfer complete interrupt. + * @arg DMA2_IT_HT2: DMA2 Channel2 half transfer interrupt. + * @arg DMA2_IT_TE2: DMA2 Channel2 transfer error interrupt. + * @arg DMA2_IT_GL3: DMA2 Channel3 global interrupt. + * @arg DMA2_IT_TC3: DMA2 Channel3 transfer complete interrupt. + * @arg DMA2_IT_HT3: DMA2 Channel3 half transfer interrupt. + * @arg DMA2_IT_TE3: DMA2 Channel3 transfer error interrupt. + * @arg DMA2_IT_GL4: DMA2 Channel4 global interrupt. + * @arg DMA2_IT_TC4: DMA2 Channel4 transfer complete interrupt. + * @arg DMA2_IT_HT4: DMA2 Channel4 half transfer interrupt. + * @arg DMA2_IT_TE4: DMA2 Channel4 transfer error interrupt. + * @arg DMA2_IT_GL5: DMA2 Channel5 global interrupt. + * @arg DMA2_IT_TC5: DMA2 Channel5 transfer complete interrupt. + * @arg DMA2_IT_HT5: DMA2 Channel5 half transfer interrupt. + * @arg DMA2_IT_TE5: DMA2 Channel5 transfer error interrupt. + * @retval None + */ +void DMA_ClearITPendingBit(uint32_t DMAy_IT) +{ + /* Check the parameters */ + assert_param(IS_DMA_CLEAR_IT(DMAy_IT)); + + /* Calculate the used DMAy */ + if ((DMAy_IT & FLAG_Mask) != (uint32_t)RESET) + { + /* Clear the selected DMAy interrupt pending bits */ + DMA2->IFCR = DMAy_IT; + } + else + { + /* Clear the selected DMAy interrupt pending bits */ + DMA1->IFCR = DMAy_IT; + } +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_dma.h b/3-5 GPIO_光敏传感器/Library/stm32f10x_dma.h new file mode 100644 index 0000000..b5dc6a8 --- /dev/null +++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_dma.h @@ -0,0 +1,439 @@ +/** + ****************************************************************************** + * @file stm32f10x_dma.h + * @author MCD Application Team + * @version V3.5.0 + * @date 11-March-2011 + * @brief This file contains all the functions prototypes for the DMA 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_DMA_H +#define __STM32F10x_DMA_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f10x.h" + +/** @addtogroup STM32F10x_StdPeriph_Driver + * @{ + */ + +/** @addtogroup DMA + * @{ + */ + +/** @defgroup DMA_Exported_Types + * @{ + */ + +/** + * @brief DMA Init structure definition + */ + +typedef struct +{ + uint32_t DMA_PeripheralBaseAddr; /*!< Specifies the peripheral base address for DMAy Channelx. */ + + uint32_t DMA_MemoryBaseAddr; /*!< Specifies the memory base address for DMAy Channelx. */ + + uint32_t DMA_DIR; /*!< Specifies if the peripheral is the source or destination. + This parameter can be a value of @ref DMA_data_transfer_direction */ + + uint32_t DMA_BufferSize; /*!< Specifies the buffer size, in data unit, of the specified Channel. + The data unit is equal to the configuration set in DMA_PeripheralDataSize + or DMA_MemoryDataSize members depending in the transfer direction. */ + + uint32_t DMA_PeripheralInc; /*!< Specifies whether the Peripheral address register is incremented or not. + This parameter can be a value of @ref DMA_peripheral_incremented_mode */ + + uint32_t DMA_MemoryInc; /*!< Specifies whether the memory address register is incremented or not. + This parameter can be a value of @ref DMA_memory_incremented_mode */ + + uint32_t DMA_PeripheralDataSize; /*!< Specifies the Peripheral data width. + This parameter can be a value of @ref DMA_peripheral_data_size */ + + uint32_t DMA_MemoryDataSize; /*!< Specifies the Memory data width. + This parameter can be a value of @ref DMA_memory_data_size */ + + uint32_t DMA_Mode; /*!< Specifies the operation mode of the DMAy Channelx. + This parameter can be a value of @ref DMA_circular_normal_mode. + @note: The circular buffer mode cannot be used if the memory-to-memory + data transfer is configured on the selected Channel */ + + uint32_t DMA_Priority; /*!< Specifies the software priority for the DMAy Channelx. + This parameter can be a value of @ref DMA_priority_level */ + + uint32_t DMA_M2M; /*!< Specifies if the DMAy Channelx will be used in memory-to-memory transfer. + This parameter can be a value of @ref DMA_memory_to_memory */ +}DMA_InitTypeDef; + +/** + * @} + */ + +/** @defgroup DMA_Exported_Constants + * @{ + */ + +#define IS_DMA_ALL_PERIPH(PERIPH) (((PERIPH) == DMA1_Channel1) || \ + ((PERIPH) == DMA1_Channel2) || \ + ((PERIPH) == DMA1_Channel3) || \ + ((PERIPH) == DMA1_Channel4) || \ + ((PERIPH) == DMA1_Channel5) || \ + ((PERIPH) == DMA1_Channel6) || \ + ((PERIPH) == DMA1_Channel7) || \ + ((PERIPH) == DMA2_Channel1) || \ + ((PERIPH) == DMA2_Channel2) || \ + ((PERIPH) == DMA2_Channel3) || \ + ((PERIPH) == DMA2_Channel4) || \ + ((PERIPH) == DMA2_Channel5)) + +/** @defgroup DMA_data_transfer_direction + * @{ + */ + +#define DMA_DIR_PeripheralDST ((uint32_t)0x00000010) +#define DMA_DIR_PeripheralSRC ((uint32_t)0x00000000) +#define IS_DMA_DIR(DIR) (((DIR) == DMA_DIR_PeripheralDST) || \ + ((DIR) == DMA_DIR_PeripheralSRC)) +/** + * @} + */ + +/** @defgroup DMA_peripheral_incremented_mode + * @{ + */ + +#define DMA_PeripheralInc_Enable ((uint32_t)0x00000040) +#define DMA_PeripheralInc_Disable ((uint32_t)0x00000000) +#define IS_DMA_PERIPHERAL_INC_STATE(STATE) (((STATE) == DMA_PeripheralInc_Enable) || \ + ((STATE) == DMA_PeripheralInc_Disable)) +/** + * @} + */ + +/** @defgroup DMA_memory_incremented_mode + * @{ + */ + +#define DMA_MemoryInc_Enable ((uint32_t)0x00000080) +#define DMA_MemoryInc_Disable ((uint32_t)0x00000000) +#define IS_DMA_MEMORY_INC_STATE(STATE) (((STATE) == DMA_MemoryInc_Enable) || \ + ((STATE) == DMA_MemoryInc_Disable)) +/** + * @} + */ + +/** @defgroup DMA_peripheral_data_size + * @{ + */ + +#define DMA_PeripheralDataSize_Byte ((uint32_t)0x00000000) +#define DMA_PeripheralDataSize_HalfWord ((uint32_t)0x00000100) +#define DMA_PeripheralDataSize_Word ((uint32_t)0x00000200) +#define IS_DMA_PERIPHERAL_DATA_SIZE(SIZE) (((SIZE) == DMA_PeripheralDataSize_Byte) || \ + ((SIZE) == DMA_PeripheralDataSize_HalfWord) || \ + ((SIZE) == DMA_PeripheralDataSize_Word)) +/** + * @} + */ + +/** @defgroup DMA_memory_data_size + * @{ + */ + +#define DMA_MemoryDataSize_Byte ((uint32_t)0x00000000) +#define DMA_MemoryDataSize_HalfWord ((uint32_t)0x00000400) +#define DMA_MemoryDataSize_Word ((uint32_t)0x00000800) +#define IS_DMA_MEMORY_DATA_SIZE(SIZE) (((SIZE) == DMA_MemoryDataSize_Byte) || \ + ((SIZE) == DMA_MemoryDataSize_HalfWord) || \ + ((SIZE) == DMA_MemoryDataSize_Word)) +/** + * @} + */ + +/** @defgroup DMA_circular_normal_mode + * @{ + */ + +#define DMA_Mode_Circular ((uint32_t)0x00000020) +#define DMA_Mode_Normal ((uint32_t)0x00000000) +#define IS_DMA_MODE(MODE) (((MODE) == DMA_Mode_Circular) || ((MODE) == DMA_Mode_Normal)) +/** + * @} + */ + +/** @defgroup DMA_priority_level + * @{ + */ + +#define DMA_Priority_VeryHigh ((uint32_t)0x00003000) +#define DMA_Priority_High ((uint32_t)0x00002000) +#define DMA_Priority_Medium ((uint32_t)0x00001000) +#define DMA_Priority_Low ((uint32_t)0x00000000) +#define IS_DMA_PRIORITY(PRIORITY) (((PRIORITY) == DMA_Priority_VeryHigh) || \ + ((PRIORITY) == DMA_Priority_High) || \ + ((PRIORITY) == DMA_Priority_Medium) || \ + ((PRIORITY) == DMA_Priority_Low)) +/** + * @} + */ + +/** @defgroup DMA_memory_to_memory + * @{ + */ + +#define DMA_M2M_Enable ((uint32_t)0x00004000) +#define DMA_M2M_Disable ((uint32_t)0x00000000) +#define IS_DMA_M2M_STATE(STATE) (((STATE) == DMA_M2M_Enable) || ((STATE) == DMA_M2M_Disable)) + +/** + * @} + */ + +/** @defgroup DMA_interrupts_definition + * @{ + */ + +#define DMA_IT_TC ((uint32_t)0x00000002) +#define DMA_IT_HT ((uint32_t)0x00000004) +#define DMA_IT_TE ((uint32_t)0x00000008) +#define IS_DMA_CONFIG_IT(IT) ((((IT) & 0xFFFFFFF1) == 0x00) && ((IT) != 0x00)) + +#define DMA1_IT_GL1 ((uint32_t)0x00000001) +#define DMA1_IT_TC1 ((uint32_t)0x00000002) +#define DMA1_IT_HT1 ((uint32_t)0x00000004) +#define DMA1_IT_TE1 ((uint32_t)0x00000008) +#define DMA1_IT_GL2 ((uint32_t)0x00000010) +#define DMA1_IT_TC2 ((uint32_t)0x00000020) +#define DMA1_IT_HT2 ((uint32_t)0x00000040) +#define DMA1_IT_TE2 ((uint32_t)0x00000080) +#define DMA1_IT_GL3 ((uint32_t)0x00000100) +#define DMA1_IT_TC3 ((uint32_t)0x00000200) +#define DMA1_IT_HT3 ((uint32_t)0x00000400) +#define DMA1_IT_TE3 ((uint32_t)0x00000800) +#define DMA1_IT_GL4 ((uint32_t)0x00001000) +#define DMA1_IT_TC4 ((uint32_t)0x00002000) +#define DMA1_IT_HT4 ((uint32_t)0x00004000) +#define DMA1_IT_TE4 ((uint32_t)0x00008000) +#define DMA1_IT_GL5 ((uint32_t)0x00010000) +#define DMA1_IT_TC5 ((uint32_t)0x00020000) +#define DMA1_IT_HT5 ((uint32_t)0x00040000) +#define DMA1_IT_TE5 ((uint32_t)0x00080000) +#define DMA1_IT_GL6 ((uint32_t)0x00100000) +#define DMA1_IT_TC6 ((uint32_t)0x00200000) +#define DMA1_IT_HT6 ((uint32_t)0x00400000) +#define DMA1_IT_TE6 ((uint32_t)0x00800000) +#define DMA1_IT_GL7 ((uint32_t)0x01000000) +#define DMA1_IT_TC7 ((uint32_t)0x02000000) +#define DMA1_IT_HT7 ((uint32_t)0x04000000) +#define DMA1_IT_TE7 ((uint32_t)0x08000000) + +#define DMA2_IT_GL1 ((uint32_t)0x10000001) +#define DMA2_IT_TC1 ((uint32_t)0x10000002) +#define DMA2_IT_HT1 ((uint32_t)0x10000004) +#define DMA2_IT_TE1 ((uint32_t)0x10000008) +#define DMA2_IT_GL2 ((uint32_t)0x10000010) +#define DMA2_IT_TC2 ((uint32_t)0x10000020) +#define DMA2_IT_HT2 ((uint32_t)0x10000040) +#define DMA2_IT_TE2 ((uint32_t)0x10000080) +#define DMA2_IT_GL3 ((uint32_t)0x10000100) +#define DMA2_IT_TC3 ((uint32_t)0x10000200) +#define DMA2_IT_HT3 ((uint32_t)0x10000400) +#define DMA2_IT_TE3 ((uint32_t)0x10000800) +#define DMA2_IT_GL4 ((uint32_t)0x10001000) +#define DMA2_IT_TC4 ((uint32_t)0x10002000) +#define DMA2_IT_HT4 ((uint32_t)0x10004000) +#define DMA2_IT_TE4 ((uint32_t)0x10008000) +#define DMA2_IT_GL5 ((uint32_t)0x10010000) +#define DMA2_IT_TC5 ((uint32_t)0x10020000) +#define DMA2_IT_HT5 ((uint32_t)0x10040000) +#define DMA2_IT_TE5 ((uint32_t)0x10080000) + +#define IS_DMA_CLEAR_IT(IT) (((((IT) & 0xF0000000) == 0x00) || (((IT) & 0xEFF00000) == 0x00)) && ((IT) != 0x00)) + +#define IS_DMA_GET_IT(IT) (((IT) == DMA1_IT_GL1) || ((IT) == DMA1_IT_TC1) || \ + ((IT) == DMA1_IT_HT1) || ((IT) == DMA1_IT_TE1) || \ + ((IT) == DMA1_IT_GL2) || ((IT) == DMA1_IT_TC2) || \ + ((IT) == DMA1_IT_HT2) || ((IT) == DMA1_IT_TE2) || \ + ((IT) == DMA1_IT_GL3) || ((IT) == DMA1_IT_TC3) || \ + ((IT) == DMA1_IT_HT3) || ((IT) == DMA1_IT_TE3) || \ + ((IT) == DMA1_IT_GL4) || ((IT) == DMA1_IT_TC4) || \ + ((IT) == DMA1_IT_HT4) || ((IT) == DMA1_IT_TE4) || \ + ((IT) == DMA1_IT_GL5) || ((IT) == DMA1_IT_TC5) || \ + ((IT) == DMA1_IT_HT5) || ((IT) == DMA1_IT_TE5) || \ + ((IT) == DMA1_IT_GL6) || ((IT) == DMA1_IT_TC6) || \ + ((IT) == DMA1_IT_HT6) || ((IT) == DMA1_IT_TE6) || \ + ((IT) == DMA1_IT_GL7) || ((IT) == DMA1_IT_TC7) || \ + ((IT) == DMA1_IT_HT7) || ((IT) == DMA1_IT_TE7) || \ + ((IT) == DMA2_IT_GL1) || ((IT) == DMA2_IT_TC1) || \ + ((IT) == DMA2_IT_HT1) || ((IT) == DMA2_IT_TE1) || \ + ((IT) == DMA2_IT_GL2) || ((IT) == DMA2_IT_TC2) || \ + ((IT) == DMA2_IT_HT2) || ((IT) == DMA2_IT_TE2) || \ + ((IT) == DMA2_IT_GL3) || ((IT) == DMA2_IT_TC3) || \ + ((IT) == DMA2_IT_HT3) || ((IT) == DMA2_IT_TE3) || \ + ((IT) == DMA2_IT_GL4) || ((IT) == DMA2_IT_TC4) || \ + ((IT) == DMA2_IT_HT4) || ((IT) == DMA2_IT_TE4) || \ + ((IT) == DMA2_IT_GL5) || ((IT) == DMA2_IT_TC5) || \ + ((IT) == DMA2_IT_HT5) || ((IT) == DMA2_IT_TE5)) + +/** + * @} + */ + +/** @defgroup DMA_flags_definition + * @{ + */ +#define DMA1_FLAG_GL1 ((uint32_t)0x00000001) +#define DMA1_FLAG_TC1 ((uint32_t)0x00000002) +#define DMA1_FLAG_HT1 ((uint32_t)0x00000004) +#define DMA1_FLAG_TE1 ((uint32_t)0x00000008) +#define DMA1_FLAG_GL2 ((uint32_t)0x00000010) +#define DMA1_FLAG_TC2 ((uint32_t)0x00000020) +#define DMA1_FLAG_HT2 ((uint32_t)0x00000040) +#define DMA1_FLAG_TE2 ((uint32_t)0x00000080) +#define DMA1_FLAG_GL3 ((uint32_t)0x00000100) +#define DMA1_FLAG_TC3 ((uint32_t)0x00000200) +#define DMA1_FLAG_HT3 ((uint32_t)0x00000400) +#define DMA1_FLAG_TE3 ((uint32_t)0x00000800) +#define DMA1_FLAG_GL4 ((uint32_t)0x00001000) +#define DMA1_FLAG_TC4 ((uint32_t)0x00002000) +#define DMA1_FLAG_HT4 ((uint32_t)0x00004000) +#define DMA1_FLAG_TE4 ((uint32_t)0x00008000) +#define DMA1_FLAG_GL5 ((uint32_t)0x00010000) +#define DMA1_FLAG_TC5 ((uint32_t)0x00020000) +#define DMA1_FLAG_HT5 ((uint32_t)0x00040000) +#define DMA1_FLAG_TE5 ((uint32_t)0x00080000) +#define DMA1_FLAG_GL6 ((uint32_t)0x00100000) +#define DMA1_FLAG_TC6 ((uint32_t)0x00200000) +#define DMA1_FLAG_HT6 ((uint32_t)0x00400000) +#define DMA1_FLAG_TE6 ((uint32_t)0x00800000) +#define DMA1_FLAG_GL7 ((uint32_t)0x01000000) +#define DMA1_FLAG_TC7 ((uint32_t)0x02000000) +#define DMA1_FLAG_HT7 ((uint32_t)0x04000000) +#define DMA1_FLAG_TE7 ((uint32_t)0x08000000) + +#define DMA2_FLAG_GL1 ((uint32_t)0x10000001) +#define DMA2_FLAG_TC1 ((uint32_t)0x10000002) +#define DMA2_FLAG_HT1 ((uint32_t)0x10000004) +#define DMA2_FLAG_TE1 ((uint32_t)0x10000008) +#define DMA2_FLAG_GL2 ((uint32_t)0x10000010) +#define DMA2_FLAG_TC2 ((uint32_t)0x10000020) +#define DMA2_FLAG_HT2 ((uint32_t)0x10000040) +#define DMA2_FLAG_TE2 ((uint32_t)0x10000080) +#define DMA2_FLAG_GL3 ((uint32_t)0x10000100) +#define DMA2_FLAG_TC3 ((uint32_t)0x10000200) +#define DMA2_FLAG_HT3 ((uint32_t)0x10000400) +#define DMA2_FLAG_TE3 ((uint32_t)0x10000800) +#define DMA2_FLAG_GL4 ((uint32_t)0x10001000) +#define DMA2_FLAG_TC4 ((uint32_t)0x10002000) +#define DMA2_FLAG_HT4 ((uint32_t)0x10004000) +#define DMA2_FLAG_TE4 ((uint32_t)0x10008000) +#define DMA2_FLAG_GL5 ((uint32_t)0x10010000) +#define DMA2_FLAG_TC5 ((uint32_t)0x10020000) +#define DMA2_FLAG_HT5 ((uint32_t)0x10040000) +#define DMA2_FLAG_TE5 ((uint32_t)0x10080000) + +#define IS_DMA_CLEAR_FLAG(FLAG) (((((FLAG) & 0xF0000000) == 0x00) || (((FLAG) & 0xEFF00000) == 0x00)) && ((FLAG) != 0x00)) + +#define IS_DMA_GET_FLAG(FLAG) (((FLAG) == DMA1_FLAG_GL1) || ((FLAG) == DMA1_FLAG_TC1) || \ + ((FLAG) == DMA1_FLAG_HT1) || ((FLAG) == DMA1_FLAG_TE1) || \ + ((FLAG) == DMA1_FLAG_GL2) || ((FLAG) == DMA1_FLAG_TC2) || \ + ((FLAG) == DMA1_FLAG_HT2) || ((FLAG) == DMA1_FLAG_TE2) || \ + ((FLAG) == DMA1_FLAG_GL3) || ((FLAG) == DMA1_FLAG_TC3) || \ + ((FLAG) == DMA1_FLAG_HT3) || ((FLAG) == DMA1_FLAG_TE3) || \ + ((FLAG) == DMA1_FLAG_GL4) || ((FLAG) == DMA1_FLAG_TC4) || \ + ((FLAG) == DMA1_FLAG_HT4) || ((FLAG) == DMA1_FLAG_TE4) || \ + ((FLAG) == DMA1_FLAG_GL5) || ((FLAG) == DMA1_FLAG_TC5) || \ + ((FLAG) == DMA1_FLAG_HT5) || ((FLAG) == DMA1_FLAG_TE5) || \ + ((FLAG) == DMA1_FLAG_GL6) || ((FLAG) == DMA1_FLAG_TC6) || \ + ((FLAG) == DMA1_FLAG_HT6) || ((FLAG) == DMA1_FLAG_TE6) || \ + ((FLAG) == DMA1_FLAG_GL7) || ((FLAG) == DMA1_FLAG_TC7) || \ + ((FLAG) == DMA1_FLAG_HT7) || ((FLAG) == DMA1_FLAG_TE7) || \ + ((FLAG) == DMA2_FLAG_GL1) || ((FLAG) == DMA2_FLAG_TC1) || \ + ((FLAG) == DMA2_FLAG_HT1) || ((FLAG) == DMA2_FLAG_TE1) || \ + ((FLAG) == DMA2_FLAG_GL2) || ((FLAG) == DMA2_FLAG_TC2) || \ + ((FLAG) == DMA2_FLAG_HT2) || ((FLAG) == DMA2_FLAG_TE2) || \ + ((FLAG) == DMA2_FLAG_GL3) || ((FLAG) == DMA2_FLAG_TC3) || \ + ((FLAG) == DMA2_FLAG_HT3) || ((FLAG) == DMA2_FLAG_TE3) || \ + ((FLAG) == DMA2_FLAG_GL4) || ((FLAG) == DMA2_FLAG_TC4) || \ + ((FLAG) == DMA2_FLAG_HT4) || ((FLAG) == DMA2_FLAG_TE4) || \ + ((FLAG) == DMA2_FLAG_GL5) || ((FLAG) == DMA2_FLAG_TC5) || \ + ((FLAG) == DMA2_FLAG_HT5) || ((FLAG) == DMA2_FLAG_TE5)) +/** + * @} + */ + +/** @defgroup DMA_Buffer_Size + * @{ + */ + +#define IS_DMA_BUFFER_SIZE(SIZE) (((SIZE) >= 0x1) && ((SIZE) < 0x10000)) + +/** + * @} + */ + +/** + * @} + */ + +/** @defgroup DMA_Exported_Macros + * @{ + */ + +/** + * @} + */ + +/** @defgroup DMA_Exported_Functions + * @{ + */ + +void DMA_DeInit(DMA_Channel_TypeDef* DMAy_Channelx); +void DMA_Init(DMA_Channel_TypeDef* DMAy_Channelx, DMA_InitTypeDef* DMA_InitStruct); +void DMA_StructInit(DMA_InitTypeDef* DMA_InitStruct); +void DMA_Cmd(DMA_Channel_TypeDef* DMAy_Channelx, FunctionalState NewState); +void DMA_ITConfig(DMA_Channel_TypeDef* DMAy_Channelx, uint32_t DMA_IT, FunctionalState NewState); +void DMA_SetCurrDataCounter(DMA_Channel_TypeDef* DMAy_Channelx, uint16_t DataNumber); +uint16_t DMA_GetCurrDataCounter(DMA_Channel_TypeDef* DMAy_Channelx); +FlagStatus DMA_GetFlagStatus(uint32_t DMAy_FLAG); +void DMA_ClearFlag(uint32_t DMAy_FLAG); +ITStatus DMA_GetITStatus(uint32_t DMAy_IT); +void DMA_ClearITPendingBit(uint32_t DMAy_IT); + +#ifdef __cplusplus +} +#endif + +#endif /*__STM32F10x_DMA_H */ +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_exti.c b/3-5 GPIO_光敏传感器/Library/stm32f10x_exti.c new file mode 100644 index 0000000..ab73462 --- /dev/null +++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_exti.c @@ -0,0 +1,269 @@ +/** + ****************************************************************************** + * @file stm32f10x_exti.c + * @author MCD Application Team + * @version V3.5.0 + * @date 11-March-2011 + * @brief This file provides all the EXTI 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_exti.h" + +/** @addtogroup STM32F10x_StdPeriph_Driver + * @{ + */ + +/** @defgroup EXTI + * @brief EXTI driver modules + * @{ + */ + +/** @defgroup EXTI_Private_TypesDefinitions + * @{ + */ + +/** + * @} + */ + +/** @defgroup EXTI_Private_Defines + * @{ + */ + +#define EXTI_LINENONE ((uint32_t)0x00000) /* No interrupt selected */ + +/** + * @} + */ + +/** @defgroup EXTI_Private_Macros + * @{ + */ + +/** + * @} + */ + +/** @defgroup EXTI_Private_Variables + * @{ + */ + +/** + * @} + */ + +/** @defgroup EXTI_Private_FunctionPrototypes + * @{ + */ + +/** + * @} + */ + +/** @defgroup EXTI_Private_Functions + * @{ + */ + +/** + * @brief Deinitializes the EXTI peripheral registers to their default reset values. + * @param None + * @retval None + */ +void EXTI_DeInit(void) +{ + EXTI->IMR = 0x00000000; + EXTI->EMR = 0x00000000; + EXTI->RTSR = 0x00000000; + EXTI->FTSR = 0x00000000; + EXTI->PR = 0x000FFFFF; +} + +/** + * @brief Initializes the EXTI peripheral according to the specified + * parameters in the EXTI_InitStruct. + * @param EXTI_InitStruct: pointer to a EXTI_InitTypeDef structure + * that contains the configuration information for the EXTI peripheral. + * @retval None + */ +void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct) +{ + uint32_t tmp = 0; + + /* Check the parameters */ + assert_param(IS_EXTI_MODE(EXTI_InitStruct->EXTI_Mode)); + assert_param(IS_EXTI_TRIGGER(EXTI_InitStruct->EXTI_Trigger)); + assert_param(IS_EXTI_LINE(EXTI_InitStruct->EXTI_Line)); + assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->EXTI_LineCmd)); + + tmp = (uint32_t)EXTI_BASE; + + if (EXTI_InitStruct->EXTI_LineCmd != DISABLE) + { + /* Clear EXTI line configuration */ + EXTI->IMR &= ~EXTI_InitStruct->EXTI_Line; + EXTI->EMR &= ~EXTI_InitStruct->EXTI_Line; + + tmp += EXTI_InitStruct->EXTI_Mode; + + *(__IO uint32_t *) tmp |= EXTI_InitStruct->EXTI_Line; + + /* Clear Rising Falling edge configuration */ + EXTI->RTSR &= ~EXTI_InitStruct->EXTI_Line; + EXTI->FTSR &= ~EXTI_InitStruct->EXTI_Line; + + /* Select the trigger for the selected external interrupts */ + if (EXTI_InitStruct->EXTI_Trigger == EXTI_Trigger_Rising_Falling) + { + /* Rising Falling edge */ + EXTI->RTSR |= EXTI_InitStruct->EXTI_Line; + EXTI->FTSR |= EXTI_InitStruct->EXTI_Line; + } + else + { + tmp = (uint32_t)EXTI_BASE; + tmp += EXTI_InitStruct->EXTI_Trigger; + + *(__IO uint32_t *) tmp |= EXTI_InitStruct->EXTI_Line; + } + } + else + { + tmp += EXTI_InitStruct->EXTI_Mode; + + /* Disable the selected external lines */ + *(__IO uint32_t *) tmp &= ~EXTI_InitStruct->EXTI_Line; + } +} + +/** + * @brief Fills each EXTI_InitStruct member with its reset value. + * @param EXTI_InitStruct: pointer to a EXTI_InitTypeDef structure which will + * be initialized. + * @retval None + */ +void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct) +{ + EXTI_InitStruct->EXTI_Line = EXTI_LINENONE; + EXTI_InitStruct->EXTI_Mode = EXTI_Mode_Interrupt; + EXTI_InitStruct->EXTI_Trigger = EXTI_Trigger_Falling; + EXTI_InitStruct->EXTI_LineCmd = DISABLE; +} + +/** + * @brief Generates a Software interrupt. + * @param EXTI_Line: specifies the EXTI lines to be enabled or disabled. + * This parameter can be any combination of EXTI_Linex where x can be (0..19). + * @retval None + */ +void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line) +{ + /* Check the parameters */ + assert_param(IS_EXTI_LINE(EXTI_Line)); + + EXTI->SWIER |= EXTI_Line; +} + +/** + * @brief Checks whether the specified EXTI line flag is set or not. + * @param EXTI_Line: specifies the EXTI line flag to check. + * This parameter can be: + * @arg EXTI_Linex: External interrupt line x where x(0..19) + * @retval The new state of EXTI_Line (SET or RESET). + */ +FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line) +{ + FlagStatus bitstatus = RESET; + /* Check the parameters */ + assert_param(IS_GET_EXTI_LINE(EXTI_Line)); + + if ((EXTI->PR & EXTI_Line) != (uint32_t)RESET) + { + bitstatus = SET; + } + else + { + bitstatus = RESET; + } + return bitstatus; +} + +/** + * @brief Clears the EXTI's line pending flags. + * @param EXTI_Line: specifies the EXTI lines flags to clear. + * This parameter can be any combination of EXTI_Linex where x can be (0..19). + * @retval None + */ +void EXTI_ClearFlag(uint32_t EXTI_Line) +{ + /* Check the parameters */ + assert_param(IS_EXTI_LINE(EXTI_Line)); + + EXTI->PR = EXTI_Line; +} + +/** + * @brief Checks whether the specified EXTI line is asserted or not. + * @param EXTI_Line: specifies the EXTI line to check. + * This parameter can be: + * @arg EXTI_Linex: External interrupt line x where x(0..19) + * @retval The new state of EXTI_Line (SET or RESET). + */ +ITStatus EXTI_GetITStatus(uint32_t EXTI_Line) +{ + ITStatus bitstatus = RESET; + uint32_t enablestatus = 0; + /* Check the parameters */ + assert_param(IS_GET_EXTI_LINE(EXTI_Line)); + + enablestatus = EXTI->IMR & EXTI_Line; + if (((EXTI->PR & EXTI_Line) != (uint32_t)RESET) && (enablestatus != (uint32_t)RESET)) + { + bitstatus = SET; + } + else + { + bitstatus = RESET; + } + return bitstatus; +} + +/** + * @brief Clears the EXTI's line pending bits. + * @param EXTI_Line: specifies the EXTI lines to clear. + * This parameter can be any combination of EXTI_Linex where x can be (0..19). + * @retval None + */ +void EXTI_ClearITPendingBit(uint32_t EXTI_Line) +{ + /* Check the parameters */ + assert_param(IS_EXTI_LINE(EXTI_Line)); + + EXTI->PR = EXTI_Line; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ diff --git a/3-5 GPIO_光敏传感器/Library/stm32f10x_exti.h b/3-5 GPIO_光敏传感器/Library/stm32f10x_exti.h new file mode 100644 index 0000000..a1ab7d0 --- /dev/null +++ b/3-5 GPIO_光敏传感器/Library/stm32f10x_exti.h @@ -0,0 +1,184 @@ +/** + ****************************************************************************** + * @file stm32f10x_exti.h + * @author MCD Application Team + * @version V3.5.0 + * @date 11-March-2011 + * @brief This file contains all the functions prototypes for the EXTI 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_EXTI_H +#define __STM32F10x_EXTI_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f10x.h" + +/** @addtogroup STM32F10x_StdPeriph_Driver + * @{ + */ + +/** @addtogroup EXTI + * @{ + */ + +/** @defgroup EXTI_Exported_Types + * @{ + */ + +/** + * @brief EXTI mode enumeration + */ + +typedef enum +{ + EXTI_Mode_Interrupt = 0x00, + EXTI_Mode_Event = 0x04 +}EXTIMode_TypeDef; + +#define IS_EXTI_MODE(MODE) (((MODE) == EXTI_Mode_Interrupt) || ((MODE) == EXTI_Mode_Event)) + +/** + * @brief EXTI Trigger enumeration + */ + +typedef enum +{ + EXTI_Trigger_Rising = 0x08, + EXTI_Trigger_Falling = 0x0C, + EXTI_Trigger_Rising_Falling = 0x10 +}EXTITrigger_TypeDef; + +#define IS_EXTI_TRIGGER(TRIGGER) (((TRIGGER) == EXTI_Trigger_Rising) || \ + ((TRIGGER) == EXTI_Trigger_Falling) || \ + ((TRIGGER) == EXTI_Trigger_Rising_Falling)) +/** + * @brief EXTI Init Structure definition + */ + +typedef struct +{ + uint32_t EXTI_Line; /*!< Specifies the EXTI lines to be enabled or disabled. + This parameter can be any combination of @ref EXTI_Lines */ + + EXTIMode_TypeDef EXTI_Mode; /*!< Specifies the mode for the EXTI lines. + This parameter can be a value of @ref EXTIMode_TypeDef */ + + EXTITrigger_TypeDef EXTI_Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines. + This parameter can be a value of @ref EXTIMode_TypeDef */ + + FunctionalState EXTI_LineCmd; /*!< Specifies the new state of the selected EXTI lines. + This parameter can be set either to ENABLE or DISABLE */ +}EXTI_InitTypeDef; + +/** + * @} + */ + +/** @defgroup EXTI_Exported_Constants + * @{ + */ + +/** @defgroup EXTI_Lines + * @{ + */ + +#define EXTI_Line0 ((uint32_t)0x00001) /*!< External interrupt line 0 */ +#define EXTI_Line1 ((uint32_t)0x00002) /*!< External interrupt line 1 */ +#define EXTI_Line2 ((uint32_t)0x00004) /*!< External interrupt line 2 */ +#define EXTI_Line3 ((uint32_t)0x00008) /*!< External interrupt line 3 */ +#define EXTI_Line4 ((uint32_t)0x00010) /*!< External interrupt line 4 */ +#define EXTI_Line5 ((uint32_t)0x00020) /*!< External interrupt line 5 */ +#define EXTI_Line6 ((uint32_t)0x00040) /*!< External interrupt line 6 */ +#define EXTI_Line7 ((uint32_t)0x00080) /*!< External interrupt line 7 */ +#define EXTI_Line8 ((uint32_t)0x00100) /*!< External interrupt line 8 */ +#define EXTI_Line9 ((uint32_t)0x00200) /*!< External interrupt line 9 */ +#define EXTI_Line10 ((uint32_t)0x00400) /*!< External interrupt line 10 */ +#define EXTI_Line11 ((uint32_t)0x00800) /*!< External interrupt line 11 */ +#define EXTI_Line12 ((uint32_t)0x01000) /*!< External interrupt line 12 */ +#define EXTI_Line13 ((uint32_t)0x02000) /*!< External interrupt line 13 */ +#define EXTI_Line14 ((uint32_t)0x04000) /*!< External interrupt line 14 */ +#define EXTI_Line15 ((uint32_t)0x08000) /*!< External interrupt line 15 */ +#define EXTI_Line16 ((uint32_t)0x10000) /*!< External interrupt line 16 Connected to the PVD Output */ +#define EXTI_Line17 ((uint32_t)0x20000) /*!< External interrupt line 17 Connected to the RTC Alarm event */ +#define EXTI_Line18 ((uint32_t)0x40000) /*!< External interrupt line 18 Connected to the USB Device/USB OTG FS + Wakeup from suspend event */ +#define EXTI_Line19 ((uint32_t)0x80000) /*!< External interrupt line 19 Connected to the Ethernet Wakeup event */ + +#define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0xFFF00000) == 0x00) && ((LINE) != (uint16_t)0x00)) +#define IS_GET_EXTI_LINE(LINE) (((LINE) == EXTI_Line0) || ((LINE) == EXTI_Line1) || \ + ((LINE) == EXTI_Line2) || ((LINE) == EXTI_Line3) || \ + ((LINE) == EXTI_Line4) || ((LINE) == EXTI_Line5) || \ + ((LINE) == EXTI_Line6) || ((LINE) == EXTI_Line7) || \ + ((LINE) == EXTI_Line8) || ((LINE) == EXTI_Line9) || \ + ((LINE) == EXTI_Line10) || ((LINE) == EXTI_Line11) || \ + ((LINE) == EXTI_Line12) || ((LINE) == EXTI_Line13) || \ + ((LINE) == EXTI_Line14) || ((LINE) == EXTI_Line15) || \ + ((LINE) == EXTI_Line16) || ((LINE) == EXTI_Line17) || \ + ((LINE) == EXTI_Line18) || ((LINE) == EXTI_Line19)) + + +/** + * @} + */ + +/** + * @} + */ + +/** @defgroup EXTI_Exported_Macros + * @{ + */ + +/** + * @} + */ + +/** @defgroup EXTI_Exported_Functions + * @{ + */ + +void EXTI_DeInit(void); +void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct); +void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct); +void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line); +FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line); +void EXTI_ClearFlag(uint32_t EXTI_Line); +ITStatus EXTI_GetITStatus(uint32_t EXTI_Line); +void EXTI_ClearITPendingBit(uint32_t EXTI_Line); + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32F10x_EXTI_H */ +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/