lora_bl/Core/Src/stm32f1xx_it.c

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    stm32f1xx_it.c
  * @brief   Interrupt Service Routines.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 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"

#include <stdio.h>

#include "string.h"
#include "E104-BT5005A.h"
#include "E52.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 htim4;
extern DMA_HandleTypeDef hdma_usart2_rx;
extern DMA_HandleTypeDef hdma_usart3_rx;
extern UART_HandleTypeDef huart2;
extern UART_HandleTypeDef huart3;
extern TIM_HandleTypeDef htim3;

/* 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 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 */

  /* USER CODE BEGIN SysTick_IRQn 1 */

  /* USER CODE END SysTick_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 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 TIM3 global interrupt.
  */
void TIM3_IRQHandler(void)
{
  /* USER CODE BEGIN TIM3_IRQn 0 */

  /* USER CODE END TIM3_IRQn 0 */
  HAL_TIM_IRQHandler(&htim3);
  /* USER CODE BEGIN TIM3_IRQn 1 */

  /* USER CODE END TIM3_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);
  // printf("定时器测试\r\n");
  deviceInfo.timeCount++;
  if (GET_CMD(deviceInfo.commandFromCloud) == REQUEST_BLUETOOTH_DATA) {
    if (deviceInfo.timeCount >= deviceInfo.forwardBLAndLoraDataDuration) {
      deviceInfo.commandFromCloud = COMBINE_CMD_STEP(REQUEST_BLUETOOTH_DATA, REQUEST_BLUETOOTH_DATA_SEND);
    }
  }
  /* USER CODE BEGIN TIM4_IRQn 1 */

  /* USER CODE END TIM4_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);

  // 检测空闲中断
  if (__HAL_UART_GET_FLAG(&huart2, UART_FLAG_IDLE))
  {
    __HAL_UART_CLEAR_IDLEFLAG(&huart2);    // 清除空闲标志
    HAL_UART_DMAStop(&huart2);             // 停止 DMA


    if (strncmp((char *)rx_buf_uart2, "AT", 2) == 0) {
      char *ptr = strstr((char *)rx_buf_uart2, "SRC_ADDR=0x");
      if (ptr != NULL) {
        // 移动指针到十六进制数值部分（跳过"SRC_ADDR=0x"）
        ptr += strlen("SRC_ADDR=0x");

        // 解析前4个十六进制字符（例如"e116"）
        char hexStr[5] = {0};  // 存储4个字符加结束符
        strncpy(hexStr, ptr, 4);

        // 转换为32位整数
        long addr = strtol(hexStr, NULL, 16);

        // 拆分为两个字节：高8位和低8位
        deviceInfo.loraDeviceAddress_H = (addr >> 8) & 0xFF;  // 0xe1
        deviceInfo.loraDeviceAddress_L = addr & 0xFF;         // 0x16
      }
      memset(rx_buf_uart2, 0, sizeof(rx_buf_uart2));
      // // 清空缓冲区并重新开启DMA接收
      // memset(rx_buf_uart2, 0, sizeof(rx_buf_uart2));
      // HAL_UART_Receive_DMA(&huart2, rx_buf_uart2, sizeof(rx_buf_uart2));
    }if (strncmp((char *)rx_buf_uart2, "SUCCESS", 7) == 0) {
      deviceInfo.loraSendSuccessFlag = 0;
      memset(rx_buf_uart2, 0, sizeof(rx_buf_uart2));
    }else if (rx_buf_uart2[3] == deviceInfo.loraDeviceAddress_H && rx_buf_uart2[4] == deviceInfo.loraDeviceAddress_L){
      deviceInfo.commandFromCloud = COMBINE_CMD_STEP(IDLE, STEP_VERIFY);  //初始化  命令和步骤。说明有新数据过来
    }else {
      memset(rx_buf_uart2, 0, sizeof(rx_buf_uart2));
    }
    // 重新开启 DMA 接收
    HAL_UART_Receive_DMA(&huart2, rx_buf_uart2, sizeof(rx_buf_uart2));
  }

  /* 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 */

  /* USER CODE END USART3_IRQn 0 */
  HAL_UART_IRQHandler(&huart3);
  /* USER CODE BEGIN USART3_IRQn 1 */
  if (__HAL_UART_GET_FLAG(&huart3, UART_FLAG_IDLE))
  {
    __HAL_UART_CLEAR_IDLEFLAG(&huart3);
    HAL_UART_DMAStop(&huart3);

    uint32_t received_len = sizeof(rx_buf) - __HAL_DMA_GET_COUNTER(huart3.hdmarx);

    if (strncmp((char *)rx_buf, "AT", 2) != 0) {
      if (deviceInfo.BlDataFlag == BL_START) {
        if (receiveBlDataCount < 115)
        {
          memcpy(totalData[receiveBlDataCount], rx_buf, received_len);
          receiveBlDataCount++;
          memset(rx_buf, 0, received_len);
          HAL_UART_Receive_DMA(&huart3, rx_buf, received_len); // 重新启动
        }
      }else if (deviceInfo.BlDataFlag == BL_STOP) {
      }
    }

    memset(rx_buf, 0, received_len);
    HAL_UART_Receive_DMA(&huart3, rx_buf, received_len); // 重新启动
  }
  /* USER CODE END USART3_IRQn 1 */
}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */