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- /* USER CODE BEGIN Header */
- /**
- ******************************************************************************
- * @file stm32f1xx_it.c
- * @brief Interrupt Service Routines.
- ******************************************************************************
- * @attention
- *
- * Copyright (c) 2024 STMicroelectronics.
- * All rights reserved.
- *
- * This software is licensed under terms that can be found in the LICENSE file
- * in the root directory of this software component.
- * If no LICENSE file comes with this software, it is provided AS-IS.
- *
- ******************************************************************************
- */
- /* USER CODE END Header */
- /* Includes ------------------------------------------------------------------*/
- #include "main.h"
- #include "stm32f1xx_it.h"
- /* Private includes ----------------------------------------------------------*/
- /* USER CODE BEGIN Includes */
- /* USER CODE END Includes */
- /* Private typedef -----------------------------------------------------------*/
- /* USER CODE BEGIN TD */
- /* USER CODE END TD */
- /* Private define ------------------------------------------------------------*/
- /* USER CODE BEGIN PD */
- /* USER CODE END PD */
- /* Private macro -------------------------------------------------------------*/
- /* USER CODE BEGIN PM */
- /* USER CODE END PM */
- /* Private variables ---------------------------------------------------------*/
- /* USER CODE BEGIN PV */
- /* USER CODE END PV */
- /* Private function prototypes -----------------------------------------------*/
- /* USER CODE BEGIN PFP */
- /* USER CODE END PFP */
- /* Private user code ---------------------------------------------------------*/
- /* USER CODE BEGIN 0 */
- /* USER CODE END 0 */
- /* External variables --------------------------------------------------------*/
- extern TIM_HandleTypeDef htim2;
- extern TIM_HandleTypeDef htim4;
- extern DMA_HandleTypeDef hdma_usart2_rx;
- extern DMA_HandleTypeDef hdma_usart2_tx;
- extern DMA_HandleTypeDef hdma_usart3_tx;
- extern DMA_HandleTypeDef hdma_usart3_rx;
- extern UART_HandleTypeDef huart1;
- extern UART_HandleTypeDef huart2;
- extern UART_HandleTypeDef huart3;
- extern TIM_HandleTypeDef htim1;
- /* USER CODE BEGIN EV */
- /* USER CODE END EV */
- /******************************************************************************/
- /* Cortex-M3 Processor Interruption and Exception Handlers */
- /******************************************************************************/
- /**
- * @brief This function handles Non maskable interrupt.
- */
- void NMI_Handler(void)
- {
- /* USER CODE BEGIN NonMaskableInt_IRQn 0 */
- /* USER CODE END NonMaskableInt_IRQn 0 */
- /* USER CODE BEGIN NonMaskableInt_IRQn 1 */
- while (1)
- {
- }
- /* USER CODE END NonMaskableInt_IRQn 1 */
- }
- /**
- * @brief This function handles Hard fault interrupt.
- */
- void HardFault_Handler(void)
- {
- /* USER CODE BEGIN HardFault_IRQn 0 */
- /* USER CODE END HardFault_IRQn 0 */
- while (1)
- {
- /* USER CODE BEGIN W1_HardFault_IRQn 0 */
- /* USER CODE END W1_HardFault_IRQn 0 */
- }
- }
- /**
- * @brief This function handles Memory management fault.
- */
- void MemManage_Handler(void)
- {
- /* USER CODE BEGIN MemoryManagement_IRQn 0 */
- /* USER CODE END MemoryManagement_IRQn 0 */
- while (1)
- {
- /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
- /* USER CODE END W1_MemoryManagement_IRQn 0 */
- }
- }
- /**
- * @brief This function handles Prefetch fault, memory access fault.
- */
- void BusFault_Handler(void)
- {
- /* USER CODE BEGIN BusFault_IRQn 0 */
- /* USER CODE END BusFault_IRQn 0 */
- while (1)
- {
- /* USER CODE BEGIN W1_BusFault_IRQn 0 */
- /* USER CODE END W1_BusFault_IRQn 0 */
- }
- }
- /**
- * @brief This function handles Undefined instruction or illegal state.
- */
- void UsageFault_Handler(void)
- {
- /* USER CODE BEGIN UsageFault_IRQn 0 */
- /* USER CODE END UsageFault_IRQn 0 */
- while (1)
- {
- /* USER CODE BEGIN W1_UsageFault_IRQn 0 */
- /* USER CODE END W1_UsageFault_IRQn 0 */
- }
- }
- /**
- * @brief This function handles Debug monitor.
- */
- void DebugMon_Handler(void)
- {
- /* USER CODE BEGIN DebugMonitor_IRQn 0 */
- /* USER CODE END DebugMonitor_IRQn 0 */
- /* USER CODE BEGIN DebugMonitor_IRQn 1 */
- /* USER CODE END DebugMonitor_IRQn 1 */
- }
- /******************************************************************************/
- /* STM32F1xx Peripheral Interrupt Handlers */
- /* Add here the Interrupt Handlers for the used peripherals. */
- /* For the available peripheral interrupt handler names, */
- /* please refer to the startup file (startup_stm32f1xx.s). */
- /******************************************************************************/
- /**
- * @brief This function handles DMA1 channel2 global interrupt.
- */
- void DMA1_Channel2_IRQHandler(void)
- {
- /* USER CODE BEGIN DMA1_Channel2_IRQn 0 */
- /* USER CODE END DMA1_Channel2_IRQn 0 */
- HAL_DMA_IRQHandler(&hdma_usart3_tx);
- /* USER CODE BEGIN DMA1_Channel2_IRQn 1 */
- /* USER CODE END DMA1_Channel2_IRQn 1 */
- }
- /**
- * @brief This function handles DMA1 channel3 global interrupt.
- */
- void DMA1_Channel3_IRQHandler(void)
- {
- /* USER CODE BEGIN DMA1_Channel3_IRQn 0 */
- /* USER CODE END DMA1_Channel3_IRQn 0 */
- HAL_DMA_IRQHandler(&hdma_usart3_rx);
- /* USER CODE BEGIN DMA1_Channel3_IRQn 1 */
- /* USER CODE END DMA1_Channel3_IRQn 1 */
- }
- /**
- * @brief This function handles DMA1 channel6 global interrupt.
- */
- void DMA1_Channel6_IRQHandler(void)
- {
- /* USER CODE BEGIN DMA1_Channel6_IRQn 0 */
- /* USER CODE END DMA1_Channel6_IRQn 0 */
- HAL_DMA_IRQHandler(&hdma_usart2_rx);
- /* USER CODE BEGIN DMA1_Channel6_IRQn 1 */
- /* USER CODE END DMA1_Channel6_IRQn 1 */
- }
- /**
- * @brief This function handles DMA1 channel7 global interrupt.
- */
- void DMA1_Channel7_IRQHandler(void)
- {
- /* USER CODE BEGIN DMA1_Channel7_IRQn 0 */
- /* USER CODE END DMA1_Channel7_IRQn 0 */
- HAL_DMA_IRQHandler(&hdma_usart2_tx);
- /* USER CODE BEGIN DMA1_Channel7_IRQn 1 */
- /* USER CODE END DMA1_Channel7_IRQn 1 */
- }
- /**
- * @brief This function handles TIM1 update interrupt.
- */
- void TIM1_UP_IRQHandler(void)
- {
- /* USER CODE BEGIN TIM1_UP_IRQn 0 */
- /* USER CODE END TIM1_UP_IRQn 0 */
- HAL_TIM_IRQHandler(&htim1);
- /* USER CODE BEGIN TIM1_UP_IRQn 1 */
- /* USER CODE END TIM1_UP_IRQn 1 */
- }
- /**
- * @brief This function handles TIM2 global interrupt.
- */
- void TIM2_IRQHandler(void)
- {
- /* USER CODE BEGIN TIM2_IRQn 0 */
- /* USER CODE END TIM2_IRQn 0 */
- HAL_TIM_IRQHandler(&htim2);
- /* USER CODE BEGIN TIM2_IRQn 1 */
- /* USER CODE END TIM2_IRQn 1 */
- }
- /**
- * @brief This function handles TIM4 global interrupt.
- */
- void TIM4_IRQHandler(void)
- {
- /* USER CODE BEGIN TIM4_IRQn 0 */
- /* USER CODE END TIM4_IRQn 0 */
- HAL_TIM_IRQHandler(&htim4);
- /* USER CODE BEGIN TIM4_IRQn 1 */
- /* USER CODE END TIM4_IRQn 1 */
- }
- /**
- * @brief This function handles USART1 global interrupt.
- */
- void USART1_IRQHandler(void)
- {
- /* USER CODE BEGIN USART1_IRQn 0 */
- /* USER CODE END USART1_IRQn 0 */
- HAL_UART_IRQHandler(&huart1);
- /* USER CODE BEGIN USART1_IRQn 1 */
- /* USER CODE END USART1_IRQn 1 */
- }
- /**
- * @brief This function handles USART2 global interrupt.
- */
- void USART2_IRQHandler(void)
- {
- /* USER CODE BEGIN USART2_IRQn 0 */
- /* USER CODE END USART2_IRQn 0 */
- HAL_UART_IRQHandler(&huart2);
- /* USER CODE BEGIN USART2_IRQn 1 */
- /* USER CODE END USART2_IRQn 1 */
- }
- /**
- * @brief This function handles USART3 global interrupt.
- */
- void USART3_IRQHandler(void)
- {
- /* USER CODE BEGIN USART3_IRQn 0 */
- // uint8_t temp = 0;
- /* USER CODE END USART3_IRQn 0 */
- HAL_UART_IRQHandler(&huart3);
- /* USER CODE BEGIN USART3_IRQn 1 */
- // if(__HAL_UART_GET_FLAG(&huart3, UART_FLAG_ORE) != RESET){
- // __HAL_UART_CLEAR_OREFLAG(&huart3);
- // (void)huart3.Instance->SR;
- // (void)huart3.Instance->DR;
- // }
- // if(__HAL_UART_GET_FLAG(&huart3, UART_FLAG_RXNE) != RESET){
- // HAL_UART_Receive(&huart3, &temp, 1, HAL_MAX_DELAY);
- // if(g_usart3_rx_len < (USART3_REC_LEN - 1)){
- // g_usart3_rx_buf[g_usart3_rx_len] = temp;
- // g_usart3_rx_len++;
- // }else{
- // g_usart3_rx_len = 0;
- // g_usart3_rx_buf[g_usart3_rx_len] = temp;
- // g_usart3_rx_len++;
- // }
- // }
- if(__HAL_UART_GET_FLAG(&huart3, UART_FLAG_IDLE) != RESET){
-
- // __HAL_UART_CLEAR_IDLEFLAG(&huart3);
- g_usart3_rx_sta++;
- // HAL_UART_DMAStop(&huart3);
-
- // 清除空闲中断标志(否则,中断将不断重新触发)
- __HAL_UART_CLEAR_IDLEFLAG(&huart3);
-
- // 停止DMA接收(这将更新DMA传输计数器)
- HAL_UART_DMAStop(&huart3);
-
- // 计算实际接收到的数据长度
- // uint16_t dataSize = BUFFER_SIZE - __HAL_DMA_GET_COUNTER(huart3.hdmarx);
-
- // 处理接收到的数据...
-
- // 如果需要继续接收,可以再次启动DMA接收
- HAL_UART_Receive_DMA(&huart3, (uint8_t*)g_usart3_rx_buf, USART3_REC_LEN);
- }
- // if(__HAL_UART_GET_FLAG(&huart3, UART_FLAG_TXE) != RESET)
- // {
- // huart3.Instance->DR = (uint8_t)(*huart3.pTxBuffPtr++ & (uint8_t)0x00FF);
- // if (huart3.TxXferCount == 0U)
- // {
- // /* Disable the UART Transmit Data Register Empty Interrupt */
- // __HAL_UART_DISABLE_IT(&huart3, UART_IT_TXE);
- // /* Enable the UART Transmit Complete Interrupt */
- // __HAL_UART_ENABLE_IT(&huart3, UART_IT_TC);
- // }
- // return;
- // }
- // /* UART in mode Transmitter end --------------------------------------------*/
- // if (__HAL_UART_GET_FLAG(&huart3, UART_FLAG_TC) != RESET)
- // {
- // /* Disable the UART Transmit Complete Interrupt */
- // __HAL_UART_DISABLE_IT(&huart3, UART_IT_TC);
- // return;
- // }
- /* USER CODE END USART3_IRQn 1 */
- }
- /* USER CODE BEGIN 1 */
- /* USER CODE END 1 */
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