/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file stm32l4xx_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 "stm32l4xx_it.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN TD */ #include "usart.h" #include "stdio.h" #include /* USER CODE END TD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ extern volatile uint8_t rtcReady; extern volatile uint8_t uart1DataReady; extern volatile uint8_t lpuart1DataReady ; extern volatile uint8_t rtc_wakeup ; extern volatile uint8_t lpuart1_wakeup ; extern volatile uint8_t Hallvalue ; extern volatile uint32_t uintadcv; extern volatile uint16_t uintadc_vol; extern volatile uint8_t Accelerationvalue; /* USER CODE END PD */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN PM */ #define BUFFER_SIZE 4 extern uint8_t dataReceive1[BUFFER_SIZE]; extern uint8_t dataReceiveLPUART1[BUFFER_SIZE]; /* 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 DMA_HandleTypeDef hdma_lpuart_rx; extern DMA_HandleTypeDef hdma_lpuart_tx; extern DMA_HandleTypeDef hdma_usart1_rx; extern DMA_HandleTypeDef hdma_usart1_tx; extern UART_HandleTypeDef hlpuart1; extern UART_HandleTypeDef huart1; extern RTC_HandleTypeDef hrtc; /* USER CODE BEGIN EV */ /* USER CODE END EV */ /******************************************************************************/ /* Cortex-M4 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 System service call via SWI instruction. */ void SVC_Handler(void) { /* USER CODE BEGIN SVCall_IRQn 0 */ /* USER CODE END SVCall_IRQn 0 */ /* USER CODE BEGIN SVCall_IRQn 1 */ /* USER CODE END SVCall_IRQn 1 */ } /** * @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 */ } /** * @brief This function handles Pendable request for system service. */ void PendSV_Handler(void) { /* USER CODE BEGIN PendSV_IRQn 0 */ /* USER CODE END PendSV_IRQn 0 */ /* USER CODE BEGIN PendSV_IRQn 1 */ /* USER CODE END PendSV_IRQn 1 */ } /** * @brief This function handles System tick timer. */ void SysTick_Handler(void) { /* USER CODE BEGIN SysTick_IRQn 0 */ /* USER CODE END SysTick_IRQn 0 */ HAL_IncTick(); /* USER CODE BEGIN SysTick_IRQn 1 */ /* USER CODE END SysTick_IRQn 1 */ } /******************************************************************************/ /* STM32L4xx 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_stm32l4xx.s). */ /******************************************************************************/ /** * @brief This function handles RTC wake-up interrupt through EXTI line 20. */ void RTC_WKUP_IRQHandler(void) { /* USER CODE BEGIN RTC_WKUP_IRQn 0 */ /* USER CODE END RTC_WKUP_IRQn 0 */ HAL_RTCEx_WakeUpTimerIRQHandler(&hrtc); /* USER CODE BEGIN RTC_WKUP_IRQn 1 */ rtc_wakeup = 1; // 设置 RTC 唤醒标志 /* USER CODE END RTC_WKUP_IRQn 1 */ } /** * @brief This function handles DMA1 channel4 global interrupt. */ void DMA1_Channel4_IRQHandler(void) { /* USER CODE BEGIN DMA1_Channel4_IRQn 0 */ /* USER CODE END DMA1_Channel4_IRQn 0 */ HAL_DMA_IRQHandler(&hdma_usart1_tx); /* USER CODE BEGIN DMA1_Channel4_IRQn 1 */ /* USER CODE END DMA1_Channel4_IRQn 1 */ } /** * @brief This function handles DMA1 channel5 global interrupt. */ void DMA1_Channel5_IRQHandler(void) { /* USER CODE BEGIN DMA1_Channel5_IRQn 0 */ /* USER CODE END DMA1_Channel5_IRQn 0 */ HAL_DMA_IRQHandler(&hdma_usart1_rx); /* USER CODE BEGIN DMA1_Channel5_IRQn 1 */ /* USER CODE END DMA1_Channel5_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 */ if(__HAL_UART_GET_FLAG(&huart1 , UART_FLAG_IDLE)!= RESET) { //清除IDLE标志 __HAL_UART_CLEAR_IDLEFLAG(&huart1); HAL_UART_DMAStop(&huart1); HAL_UART_Receive_DMA(&huart1, dataReceive1, BUFFER_SIZE); uart1DataReady = 1; } /* USER CODE END USART1_IRQn 1 */ } /** * @brief This function handles DMA2 channel6 global interrupt. */ void DMA2_Channel6_IRQHandler(void) { /* USER CODE BEGIN DMA2_Channel6_IRQn 0 */ /* USER CODE END DMA2_Channel6_IRQn 0 */ HAL_DMA_IRQHandler(&hdma_lpuart_tx); /* USER CODE BEGIN DMA2_Channel6_IRQn 1 */ /* USER CODE END DMA2_Channel6_IRQn 1 */ } /** * @brief This function handles DMA2 channel7 global interrupt. */ void DMA2_Channel7_IRQHandler(void) { /* USER CODE BEGIN DMA2_Channel7_IRQn 0 */ /* USER CODE END DMA2_Channel7_IRQn 0 */ HAL_DMA_IRQHandler(&hdma_lpuart_rx); /* USER CODE BEGIN DMA2_Channel7_IRQn 1 */ /* USER CODE END DMA2_Channel7_IRQn 1 */ } /** * @brief This function handles LPUART1 global interrupt. */ void LPUART1_IRQHandler(void) { /* USER CODE BEGIN LPUART1_IRQn 0 */ /* USER CODE END LPUART1_IRQn 0 */ HAL_UART_IRQHandler(&hlpuart1); /* USER CODE BEGIN LPUART1_IRQn 1 */ if(__HAL_UART_GET_FLAG(&hlpuart1 , UART_FLAG_IDLE)!= RESET) { //清除IDLE标志 __HAL_UART_CLEAR_IDLEFLAG(&hlpuart1); HAL_UART_DMAStop(&hlpuart1); HAL_UART_Receive_DMA(&hlpuart1, dataReceiveLPUART1, BUFFER_SIZE); } /* USER CODE END LPUART1_IRQn 1 */ } /* USER CODE BEGIN 1 */ void HAL_RTCEx_WakeUpTimerEventCallback(RTC_HandleTypeDef *hrtc) { if (hrtc->Instance == RTC) { rtc_wakeup = 1; } } void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { if (huart->Instance == USART1) { uart1DataReady = 1; } else if (huart->Instance == LPUART1) { lpuart1DataReady = 1; } } /* USER CODE END 1 */