433_STM32/Core/Src/main.c

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @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, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "spi.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "rf433.h"
#include "rf433_config.h"
#include "rf433_hal.h"

/* 应用层模块头文件 */
#include "uart2_print.h"
#include "io_monitor.h"
#include "cmd_parser.h"
#include "relay_control.h"

/* 多通信接口统一指令处理系统模块 */
#include "multi_uart_router.h"
#include "cmd_router.h"
#include "debug_log.h"

/* W5500 Ethernet模块头文件 */
#if USE_W5500
#include "user_main.h"
#include "wiz_platform.h"
#include "wiz_interface.h"
#include "wizchip_conf.h"
#include "loopback.h"
#endif
extern void wiz_timer_handler(void);
#if (RF433_MODE == RF433_MODE_TX) || (RF433_MODE == RF433_MODE_BOTH)
#include "rf433_tx_app.h"
#endif

#if (RF433_MODE == RF433_MODE_RX) || (RF433_MODE == RF433_MODE_BOTH)
#include "rf433_rx_app.h"
#endif

/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
static uint8_t uart2_rx_byte = 0;
static uint8_t uart3_rx_byte = 0;

/* === 433 模块的接收缓存 (UART1) === */
static uint8_t u1_rx_buffer[256];
static volatile uint16_t u1_rx_len = 0;
static volatile uint32_t u1_last_rx_time = 0;

/* === 485 设备的接收缓存 (UART3) === */
static uint8_t u3_rx_buffer[512];
static volatile uint16_t u3_rx_len = 0;
static volatile uint32_t u3_last_rx_time = 0;
static volatile uint32_t u3_ignore_until = 0;

/* === 协议处理全局变量 === */
static uint16_t g_hb_seq = 0;        /* 心跳序列号 */
static uint32_t g_last_hb_tick = 0;  /* 上次心跳时间 */
static uint8_t g_last_io_state = 0xFF; /* 上次记录的 IO 状态，用于变化检测 */

/* === W5500 外部变量声明 === */
#if USE_W5500
extern uint16_t local_port;
extern uint8_t ethernet_buf[];
#endif

/**
  * @brief  判断单片机与 433 模块连接的串口是否正忙于传输
  * @return bool: true=串口引擎忙(需避让), false=串口空闲
  */
bool RF433_UART_Is_Busy(void)
{
    // 仅查询 UART1 的引擎状态，不关心模块 AUX
    return MultiUART_IsBusy(PORT_433);
}

/**
  * @brief  计算并发送 RF433 协议数据包

  * @param  type: 协议类型 (0x10, 0x55, 0x48, 0xAA)
  * @param  payload: 载荷数据指针
  * @param  len: 载荷长度
  */
void RF433_SendPacket(uint8_t type, const uint8_t *payload, uint8_t len)
{
    uint8_t frame[260];
    uint16_t frame_idx = 0;
    uint8_t checksum = 0;

    frame[frame_idx++] = PROTO_START_BYTE;          // AA
    frame[frame_idx++] = type;                      // TYPE
    frame[frame_idx++] = (uint8_t)(len + 1 + 1);    // LEN (ID + Payload + SUM)
    frame[frame_idx++] = MY_DEVICE_ID;              // ID

    if (len > 0 && payload != NULL) {
        memcpy(&frame[frame_idx], payload, len);
        frame_idx += len;
    }

    /* 计算校验和 (Sum8) */
    for (uint16_t i = 0; i < frame_idx; i++) {
        checksum += frame[i];
    }
    frame[frame_idx++] = checksum;

    /* 通过 MultiUART 发送 */
    MultiUART_Send(PORT_433, frame, frame_idx);
}

/**
  * @brief  检查 433 无线信道是否忙碌 (发送保护区)
  * @return bool: true=忙碌(需避让), false=空闲
  */
bool RF433_Is_Air_Busy(void)
{
    return (HAL_GPIO_ReadPin(AUX_GPIO_Port, AUX_Pin) == GPIO_PIN_RESET);
}

/**
  * @brief  读取当前 4 路 DI 的合并状态
  * @return uint8_t: Bit0-3 对应 DI1-4
  */
uint8_t IO_Get_Current_State(void)
{
    uint8_t state = 0;
    if (HAL_GPIO_ReadPin(MCU_DI1_GPIO_Port, MCU_DI1_Pin) == GPIO_PIN_SET) state |= (1 << 0);
    if (HAL_GPIO_ReadPin(MCU_DI2_GPIO_Port, MCU_DI2_Pin) == GPIO_PIN_SET) state |= (1 << 1);
    if (HAL_GPIO_ReadPin(MCU_DI3_GPIO_Port, MCU_DI3_Pin) == GPIO_PIN_SET) state |= (1 << 2);
    if (HAL_GPIO_ReadPin(MCU_DI4_GPIO_Port, MCU_DI4_Pin) == GPIO_PIN_SET) state |= (1 << 3);
    return state;
}

/* W5500 variables */
#if USE_W5500
#define SOCKET_ID 0
#define ETHERNET_BUF_MAX_SIZE 2048
static uint8_t ethernet_buf[ETHERNET_BUF_MAX_SIZE] = {0};
static uint16_t local_port = 8000;
#endif
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{
  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */
  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */
  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_USART1_UART_Init();
  MX_SPI2_Init();
  MX_USART2_UART_Init();

  MX_USART3_UART_Init();

  MX_TIM2_Init();
  /* USER CODE BEGIN 2 */

  HAL_TIM_Base_Start_IT(&htim2);
  /* 初始化应用层模块 */
  UART2_Print_Init();
  IO_Monitor_Init();
  CmdParser_Init();
  Relay_Init();

  /* 初始化多通信接口统一指令处理系统 */
  MultiUART_Init();
  CmdRouter_Init();
  DebugLog_Init();

/* ============================================================== */
  /* 🚀 【核心修复】将全局日志门槛提高到 INFO 级别，屏蔽所有底层 DEBUG 噪音 */
  DebugLog_SetLevel(LOG_LEVEL_INFO); 
  /* ============================================================== */

  printf("\r\n[DEBUG] 1. 启动 TIM2 中断\r\n");
  HAL_TIM_Base_Start_IT(&htim2); 

  /* 启动UART2接收中断 */
  HAL_UART_Receive_IT(&huart2, &uart2_rx_byte, 1);
  
  /* 启动UART3接收中断 - RS485接口 */
  #if USE_RS485
  HAL_UART_Receive_IT(&huart3, &uart3_rx_byte, 1);
  #endif
  
  /* 初始化RF433模块 - 使用默认配置 */
  rf433_init(NULL);


  /* 启动UART1接收 - 使用rf433_hal中的临时变量 */
  HAL_UART_Receive_IT(&huart1, &rf433_uart_rx_tmp, 1);

  #if USE_W5500
  printf("[DEBUG] 2. 进入 wizchip_initialize()\r\n");
  wizchip_initialize();
  printf("[DEBUG] 3. wizchip_initialize() 成功返回!\r\n");

  printf("[DEBUG] 4. 进入 network_init()\r\n");
  network_init(ethernet_buf, &default_net_info);
  printf("[DEBUG] 5. network_init() 成功返回!\r\n");
  printf("wizchip UDP example started\r\n");
  #endif
  /* ======================================= */

  


  
  /* 根据配置模式初始化TX/RX应用层 */
#if (RF433_MODE == RF433_MODE_TX) || (RF433_MODE == RF433_MODE_BOTH)
  /* TX模式初始化 */
  rf433_tx_app_init(NULL);
  rf433_tx_app_start(RF433_DEFAULT_TX_COUNT, RF433_DEFAULT_TX_INTERVAL);
#endif

#if (RF433_MODE == RF433_MODE_RX) || (RF433_MODE == RF433_MODE_BOTH)
  /* RX模式初始化 */
  rf433_rx_app_init(NULL);
  rf433_rx_app_start();
#endif
  
  /* 打印启动信息 */
  printf("\r\n========================================\r\n");
  printf("E32-433TBH-SC Application Started\r\n");
  printf("System Clock: %d MHz\r\n", SystemCoreClock / 1000000);
  printf("========================================\r\n");
  
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
 
    
#if (RF433_MODE == RF433_MODE_TX) || (RF433_MODE == RF433_MODE_BOTH)
    /* TX任务 */
    rf433_tx_app_task();
#endif

#if (RF433_MODE == RF433_MODE_RX) || (RF433_MODE == RF433_MODE_BOTH)
    /* RX任务 */
    rf433_rx_app_task();
#endif

    /* W5500 UDP回环任务 */
    #if USE_W5500
    loopback_udps(SOCKET_ID, ethernet_buf, local_port);
    #endif



  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
      /* === 1. 核心通信驱动引擎 (最高优先级) === */
      UART2_Print_Task();     
      MultiUART_Task();       

      /* === 2. 无线接收透传 (433 -> 485/Debug) === */
      #if (RF433_MODE == RF433_MODE_RX) || (RF433_MODE == RF433_MODE_BOTH)
      // 如果 433 收到无线数据，直接透传输出，不进行解码
      if (u1_rx_len > 0 && (HAL_GetTick() - u1_last_rx_time > 20)) 
      {
          __disable_irq();
          uint16_t len = u1_rx_len;
          u1_rx_len = 0;
          __enable_irq();
          
          MultiUART_Send(PORT_RS485, (uint8_t*)u1_rx_buffer, len);
          MultiUART_Send(PORT_DEBUG, (uint8_t*)u1_rx_buffer, len);
      }
      #endif

      /* === 3. 核心发送保护区 (TX 优先调度) === */
      // 只有当我们单片机正在往 433 模块灌数时，才进行避让
      // 只要单片机串口引擎一空闲，主循环就立刻开始处理后续采集任务
      if (RF433_UART_Is_Busy()) {
          continue; 
      }

      /* === 4. 实时数据采集与上报 (仅在非发射状态运行) === */
      
      // (A) 485 来源数据处理 (Type 0x48)
      #if USE_RS485
      if (u3_rx_len > 0 && (HAL_GetTick() - u3_last_rx_time > 20)) 
      {
          static uint8_t temp_buf3[512];
          __disable_irq(); 
          uint16_t len = u3_rx_len;
          memcpy(temp_buf3, (uint8_t*)u3_rx_buffer, len);
          u3_rx_len = 0; 
          __enable_irq();

          RF433_SendPacket(PROTO_TYPE_485, temp_buf3, len);
      }
      #endif

      // (B) I/O 状态监控与变化上报 (Type 0x10)
      #if USE_IO_MONITOR
      IO_Monitor_Task(); // 执行去抖扫描
      uint8_t current_io = IO_Monitor_GetAllStates(); 
      if (current_io != g_last_io_state) {
          if (g_last_io_state == 0xFF) {
              g_last_io_state = current_io;
          } else {
              g_last_io_state = current_io;
              RF433_SendPacket(PROTO_TYPE_IO, &current_io, 1);
          }
      }
      #endif

      // (C) 30秒系统心跳包 (Type 0xAA)
      #if USE_IO_MONITOR
      if (HAL_GetTick() - g_last_hb_tick >= 30000) {
          g_last_hb_tick = HAL_GetTick();
          uint8_t hb_payload[3];
          hb_payload[0] = IO_Monitor_GetAllStates();
          hb_payload[1] = (uint8_t)(g_hb_seq >> 8);
          hb_payload[2] = (uint8_t)(g_hb_seq & 0xFF);
          g_hb_seq++;
          
          RF433_SendPacket(PROTO_TYPE_HB, hb_payload, 3);
      }
      #endif

      // (D) W5500 以太网轮询处理 (Type 0x55)
      #if USE_W5500
      loopback_udps(SOCKET_ID, ethernet_buf, local_port);
      #endif
      
      /* USER CODE END WHILE */
  }
}
  /* USER CODE END 3 */
/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }

  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  {
    Error_Handler();
  }
}

/* USER CODE BEGIN 4 */

/**
  * @brief  UART接收完成中断回调函数
  * @note   处理UART1(RF433)、UART2(调试口)和UART3(RS485)的接收数据
  * @param  huart: UART句柄指针
  * @retval 无
  */
/* USER CODE BEGIN 4 */
/* USER CODE BEGIN 4 */
/* USER CODE BEGIN 4 */

/* USER CODE BEGIN 4 */

/* USER CODE BEGIN 4 */
void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
{
    if (huart->Instance == USART1) {
        if (u1_rx_len < sizeof(u1_rx_buffer)) u1_rx_buffer[u1_rx_len++] = rf433_uart_rx_tmp;
        u1_last_rx_time = HAL_GetTick();
        HAL_UART_Receive_IT(&huart1, &rf433_uart_rx_tmp, 1);
    }
    else if (huart->Instance == USART3) {
        /* 🚀 核心生效区：只有当单片机没有在发送数据时（度过屏蔽期），才允许接收 */
        if (HAL_GetTick() >= u3_ignore_until) {
            if (u3_rx_len < sizeof(u3_rx_buffer)) u3_rx_buffer[u3_rx_len++] = uart3_rx_byte;
            u3_last_rx_time = HAL_GetTick();
        }
        HAL_UART_Receive_IT(&huart3, &uart3_rx_byte, 1);
    }
    else if (huart->Instance == USART2) {
        HAL_UART_Receive_IT(&huart2, &uart2_rx_byte, 1);
    }
}

void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart)
{
    /* 彻底清除所有硬件锁死标志 */
    __HAL_UART_CLEAR_OREFLAG(huart); 
    __HAL_UART_CLEAR_NEFLAG(huart);
    __HAL_UART_CLEAR_FEFLAG(huart);
    
    if (huart->Instance == USART1) HAL_UART_Receive_IT(&huart1, &rf433_uart_rx_tmp, 1);
    else if (huart->Instance == USART3) HAL_UART_Receive_IT(&huart3, &uart3_rx_byte, 1);
    else if (huart->Instance == USART2) HAL_UART_Receive_IT(&huart2, &uart2_rx_byte, 1);
}
/* USER CODE END 4 */

/* 后面原有的 HAL_UART_TxCpltCallback 保留不动... */


/**
  * @brief  UART发送完成中断回调函数
  * @note   处理UART1/UART2/UART3发送完成，触发下一次发送
  * @param  huart: UART句柄指针
  * @retval 无
  */
void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart)
{
    if (huart->Instance == USART1)
    {
        /* 调用多UART路由器的UART1发送完成回调 */
        MultiUART_TxCpltCallback(PORT_433);
    }
    else if (huart->Instance == USART2)
    {
        /* 调用UART2打印模块的发送完成回调 */
        UART2_Print_TxCpltCallback();
    }
    else if (huart->Instance == USART3)
    {
       
        /* 调用多UART路由器的UART3发送完成回调 */
        MultiUART_TxCpltCallback(PORT_RS485);
    
    }
}

/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
  }
  /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: usb_printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */