326 lines
8.8 KiB
C
326 lines
8.8 KiB
C
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file stm32f1xx_it.c
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* @brief Interrupt Service Routines.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2019 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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#include "stm32f1xx_it.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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#include "string.h"
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN TD */
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/* USER CODE END TD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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/* Private user code ---------------------------------------------------------*/
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/* External variables --------------------------------------------------------*/
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extern DMA_HandleTypeDef hdma_usart3_rx;
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extern DMA_HandleTypeDef hdma_uart4_rx;
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extern UART_HandleTypeDef huart3;
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extern UART_HandleTypeDef huart4;
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extern UART_HandleTypeDef huart2;
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extern UART_HandleTypeDef huart1;
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/* USER CODE BEGIN EV */
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#include "network.h"
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/* USER CODE END EV */
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/******************************************************************************/
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/* Cortex-M3 Processor Interruption and Exception Handlers */
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/******************************************************************************/
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/**
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* @brief This function handles Non maskable interrupt.
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*/
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void NMI_Handler(void)
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{
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/* USER CODE BEGIN NonMaskableInt_IRQn 0 */
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/* USER CODE END NonMaskableInt_IRQn 0 */
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/* USER CODE BEGIN NonMaskableInt_IRQn 1 */
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/* USER CODE END NonMaskableInt_IRQn 1 */
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}
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/**
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* @brief This function handles Hard fault interrupt.
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*/
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void HardFault_Handler(void)
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{
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/* USER CODE BEGIN HardFault_IRQn 0 */
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/* USER CODE END HardFault_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_HardFault_IRQn 0 */
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/* USER CODE END W1_HardFault_IRQn 0 */
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}
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}
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/**
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* @brief This function handles Memory management fault.
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*/
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void MemManage_Handler(void)
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{
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/* USER CODE BEGIN MemoryManagement_IRQn 0 */
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/* USER CODE END MemoryManagement_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
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/* USER CODE END W1_MemoryManagement_IRQn 0 */
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}
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}
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/**
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* @brief This function handles Prefetch fault, memory access fault.
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*/
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void BusFault_Handler(void)
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{
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/* USER CODE BEGIN BusFault_IRQn 0 */
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/* USER CODE END BusFault_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_BusFault_IRQn 0 */
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/* USER CODE END W1_BusFault_IRQn 0 */
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}
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}
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/**
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* @brief This function handles Undefined instruction or illegal state.
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*/
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void UsageFault_Handler(void)
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{
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/* USER CODE BEGIN UsageFault_IRQn 0 */
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/* USER CODE END UsageFault_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_UsageFault_IRQn 0 */
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/* USER CODE END W1_UsageFault_IRQn 0 */
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}
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}
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/**
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* @brief This function handles Debug monitor.
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*/
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void DebugMon_Handler(void)
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{
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/* USER CODE BEGIN DebugMonitor_IRQn 0 */
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/* USER CODE END DebugMonitor_IRQn 0 */
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/* USER CODE BEGIN DebugMonitor_IRQn 1 */
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/* USER CODE END DebugMonitor_IRQn 1 */
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}
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/* SVC_Handler / PendSV_Handler / SysTick_Handler 已由 FreeRTOS port.c 提供
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* （FreeRTOSConfig.h 里 vPortSVCHandler/xPortPendSVHandler/xPortSysTickHandler
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* 宏映射到 CMSIS 标准名），此处不再定义，避免重复。
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* HAL 时基改用 TIM2（SysTick 归 FreeRTOS 当 RTOS tick）。 */
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/**
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* @brief This function handles TIM2 global interrupt (HAL timebase).
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*/
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extern TIM_HandleTypeDef htim2;
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void TIM2_IRQHandler(void)
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{
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/* USER CODE BEGIN TIM2_IRQn 0 */
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/* USER CODE END TIM2_IRQn 0 */
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HAL_TIM_IRQHandler(&htim2);
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/* USER CODE BEGIN TIM2_IRQn 1 */
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/* USER CODE END TIM2_IRQn 1 */
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}
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/******************************************************************************/
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/* STM32F1xx Peripheral Interrupt Handlers */
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/* Add here the Interrupt Handlers for the used peripherals. */
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/* For the available peripheral interrupt handler names, */
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/* please refer to the startup file (startup_stm32f1xx.s). */
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/******************************************************************************/
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/**
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* @brief This function handles USART1 global interrupt.
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*/
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void USART1_IRQHandler(void)
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{
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/* USER CODE BEGIN USART1_IRQn 0 */
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/* USER CODE END USART1_IRQn 0 */
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HAL_UART_IRQHandler(&huart1);
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/* USER CODE BEGIN USART1_IRQn 1 */
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/* USER CODE END USART1_IRQn 1 */
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}
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/**
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* @brief This function handles DMA1 channel3 global interrupt.
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*/
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void DMA1_Channel3_IRQHandler(void)
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{
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/* USER CODE BEGIN DMA1_Channel3_IRQn 0 */
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/* USER CODE END DMA1_Channel3_IRQn 0 */
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HAL_DMA_IRQHandler(&hdma_usart3_rx);
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/* USER CODE BEGIN DMA1_Channel3_IRQn 1 */
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/* USER CODE END DMA1_Channel3_IRQn 1 */
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}
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/**
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* @brief This function handles DMA2 channel3 global interrupt (UART4_RX / WiFi).
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*/
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void DMA2_Channel3_IRQHandler(void)
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{
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/* USER CODE BEGIN DMA2_Channel3_IRQn 0 */
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/* USER CODE END DMA2_Channel3_IRQn 0 */
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HAL_DMA_IRQHandler(&hdma_uart4_rx);
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/* USER CODE BEGIN DMA2_Channel3_IRQn 1 */
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/* USER CODE END DMA2_Channel3_IRQn 1 */
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}
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/**
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* @brief This function handles UART4 global interrupt (WiFi ESP-01S, DMA+IDLE).
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*/
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void UART4_IRQHandler(void)
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{
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/* USER CODE BEGIN UART4_IRQn 0 */
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uint32_t temp;
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if ((__HAL_UART_GET_FLAG(&huart4, UART_FLAG_IDLE) != RESET))
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{
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/* 清除状态寄存器和数据寄存器 */
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__HAL_UART_CLEAR_IDLEFLAG(&huart4);
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/* 失效DMA接收 */
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HAL_UART_DMAStop(&huart4);
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/* 获取接收长度：总大小-剩余大小 */
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temp = huart4.hdmarx->Instance->CNDTR;
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Rx_Len = Rx_Max - temp;
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/* 追加到 U2_CopyBuff 供 AT 指令/MQTT 报文解析；
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* 与 USART3 复用同一缓冲区，仅 WiFi 后端激活时才追加，防止两路数据交织 */
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if (Rx_Len > 0 && NET_GetActiveBackend() == NET_BACKEND_WIFI &&
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(U2_CopyIndex + Rx_Len) < (U2_COPY_SIZE - 1))
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{
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memcpy(U2_CopyBuff + U2_CopyIndex, Rx_Buf, Rx_Len);
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U2_CopyIndex += Rx_Len;
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U2_CopyBuff[U2_CopyIndex] = '\0';
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U2_CopyFlag = 1;
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}
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/* 使能接收DMA传输 */
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HAL_UART_Receive_DMA(&huart4, Rx_Buf, Rx_Max);
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}
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/* USER CODE END UART4_IRQn 0 */
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HAL_UART_IRQHandler(&huart4);
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/* USER CODE BEGIN UART4_IRQn 1 */
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/* USER CODE END UART4_IRQn 1 */
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}
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/**
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* @brief This function handles USART2 global interrupt.
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*/
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void USART2_IRQHandler(void)
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{
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/* USER CODE BEGIN USART2_IRQn 0 */
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/* USER CODE END USART2_IRQn 0 */
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HAL_UART_IRQHandler(&huart2);
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/* USER CODE BEGIN USART2_IRQn 1 */
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/* USER CODE END USART2_IRQn 1 */
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}
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/**
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* @brief This function handles USART3 global interrupt.
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*/
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void USART3_IRQHandler(void)
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{
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/* USER CODE BEGIN USART3_IRQn 0 */
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uint32_t temp;
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if ((__HAL_UART_GET_FLAG(&huart3, UART_FLAG_IDLE) != RESET))
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{
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/* 清除状态寄存器和数据寄存器 */
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__HAL_UART_CLEAR_IDLEFLAG(&huart3);
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/* 失效DMA接收 */
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HAL_UART_DMAStop(&huart3);
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/* 获取接收长度：总大小-剩余大小 */
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temp = huart3.hdmarx->Instance->CNDTR;
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Rx_Len = Rx_Max - temp;
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/* 追加到 U2_CopyBuff 供 AT 指令/MQTT 消息解析；
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* 与 UART4 复用同一缓冲区，仅 4G 后端激活时才追加，防止两路数据交织 */
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if (Rx_Len > 0 && NET_GetActiveBackend() == NET_BACKEND_4G &&
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(U2_CopyIndex + Rx_Len) < (U2_COPY_SIZE - 1))
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{
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memcpy(U2_CopyBuff + U2_CopyIndex, Rx_Buf, Rx_Len);
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U2_CopyIndex += Rx_Len;
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U2_CopyBuff[U2_CopyIndex] = '\0';
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U2_CopyFlag = 1;
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}
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/* 使能接收DMA传输 */
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HAL_UART_Receive_DMA(&huart3, Rx_Buf, Rx_Max);
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}
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/* USER CODE END USART3_IRQn 0 */
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HAL_UART_IRQHandler(&huart3);
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/* USER CODE BEGIN USART3_IRQn 1 */
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/* USER CODE END USART3_IRQn 1 */
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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