標(biāo)題: STM32+RS485網(wǎng)關(guān)代碼 [打印本頁]
作者: sr861126    時(shí)間: 2022-5-18 17:19
標(biāo)題: STM32+RS485網(wǎng)關(guān)代碼
  超級(jí)網(wǎng)口，網(wǎng)關(guān)代碼
  1. #include "main.h"
  2. #include "iwdg.h"
  3. #include "usart.h"
  4. #include "tim.h"
  5. #include "gpio.h"

  7. /* Private includes ----------------------------------------------------------*/
  8. /* USER CODE BEGIN Includes */
  9. #include "delay.h"
  10. #include "buzzer.h"
  11. #include "rs485.h"
  12. #include "netport.h"
  13. #include "relay.h"
  14. #include "w25qxx.h"
  15. #include "led.h"
  16. #include "process.h"
  17. #include "modbustcp_slave.h"
  18. /* USER CODE END Includes */

  20. /* Private typedef -----------------------------------------------------------*/
  21. /* USER CODE BEGIN PTD */

  23. /* USER CODE END PTD */

  25. /* Private define ------------------------------------------------------------*/
  26. /* USER CODE BEGIN PD */
  27. /* USER CODE END PD */

  29. /* Private macro -------------------------------------------------------------*/
  30. /* USER CODE BEGIN PM */

  32. /* USER CODE END PM */

  34. /* Private variables ---------------------------------------------------------*/

  36. /* USER CODE BEGIN PV */

  38. /* USER CODE END PV */

  40. /* Private function prototypes -----------------------------------------------*/
  41. void SystemClock_Config(void);
  42. static void MX_NVIC_Init(void);
  43. /* USER CODE BEGIN PFP */

  45. /* USER CODE END PFP */

  47. /* Private user code ---------------------------------------------------------*/
  48. /* USER CODE BEGIN 0 */
  49.   uint16_t htim22_count=0;
  50. /* USER CODE END 0 */

  52. /**
  53.   * @brief  The application entry point.
  54.   * @retval int
  55.   */
  56. int main(void)
  57. {
  58.   /* USER CODE BEGIN 1 */

  60.   /* USER CODE END 1 */

  62.   /* MCU Configuration--------------------------------------------------------*/

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

  67.   /* USER CODE BEGIN Init */

  69.   /* USER CODE END Init */

  71.   /* Configure the system clock */
  72.   SystemClock_Config();

  74.   /* USER CODE BEGIN SysInit */

  76.   /* USER CODE END SysInit */

  78.   /* Initialize all configured peripherals */
  79.   MX_GPIO_Init();
  80.   MX_LPUART1_UART_Init();
  81.   MX_USART1_UART_Init();
  82.   MX_USART2_UART_Init();
  83. //  MX_IWDG_Init();
  84.   MX_TIM21_Init();
  85.   MX_TIM22_Init();
  86.   MX_TIM2_Init();
  87.         
  88.   /* Initialize interrupts */
  89.   MX_NVIC_Init();
  90.   /* USER CODE BEGIN 2 */

  92.   /* USER CODE END 2 */

  94.   /* Infinite loop */
  95.   /* USER CODE BEGIN WHILE */
  96.   SPI_Flash_ReadID();
  97.   Netport_Reset();
  98.   BUZZER_ON;
  99.   delay_ms(50);
  100.   BUZZER_OFF;
  101.   __HAL_TIM_DISABLE( &htim21 );
  102.   RS485_1_RX;
  103.         
  104.         Sample();
  105.   while (1)
  106.   {
  107.     /* USER CODE END WHILE */

  109.     /* USER CODE BEGIN 3 */
  110.          
  111.           if(netport.sta & 0x8000)
  112.           {
  113.                   if(netport.rx_buff[6] == 0xFF)
  114.                   {
  115.                             //if(Check_CRC16(netport.rx_buff, netport.sta & 0x7FFF))
  116.                                 {
  117.                                         RX_LED_BLINK(NETPORT);
  118.                                         Process_ModbusTCP(MODBUS_TCP, netport.rx_buff, netport.sta&0x7FFF);
  119.                                 }
  120.                   }
  121.                
  122.                 netport.sta = 0;
  123.           }
  124.                
  125.                 if(htim22_count>=50)//2.5s
  126.                         {
  127.                          htim22_count=0;
  128.                          Sample();
  129.                          //HAL_GPIO_TogglePin( GPIOB, GPIO_PIN_7);
  130.                         }
  131.          // Netport_Send((uint8_t *)"123", 3);
  132.           //delay_ms(10);
  133.          
  134.          
  135.         __HAL_IWDG_RELOAD_COUNTER(&hiwdg);
  136.         
  137.   }
  138.   /* USER CODE END 3 */
  139. }

  141. /**
  142.   * @brief System Clock Configuration
  143.   * @retval None
  144.   */
  145. void SystemClock_Config(void)
  146. {
  147.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  148.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  149.   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};

  151.   /** Configure the main internal regulator output voltage
  152.   */
  153.   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  154.   /** Initializes the RCC Oscillators according to the specified parameters
  155.   * in the RCC_OscInitTypeDef structure.
  156.   */
  157.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE;
  158.   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  159.   RCC_OscInitStruct.LSIState = RCC_LSI_ON;
  160.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  161.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  162.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLLMUL_8;
  163.   RCC_OscInitStruct.PLL.PLLDIV = RCC_PLLDIV_2;
  164.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  165.   {
  166.     Error_Handler();
  167.   }
  168.   /** Initializes the CPU, AHB and APB buses clocks
  169.   */
  170.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  171.                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  172.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  173.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  174.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  175.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  177.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
  178.   {
  179.     Error_Handler();
  180.   }
  181.   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_USART2
  182.                               |RCC_PERIPHCLK_LPUART1;
  183.   PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
  184.   PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;
  185.   PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_PCLK1;
  186.   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  187.   {
  188.     Error_Handler();
  189.   }
  190. }

  192. /**
  193.   * @brief NVIC Configuration.
  194.   * @retval None
  195.   */
  196. static void MX_NVIC_Init(void)
  197. {
  198.         /* TIM21_IRQn interrupt configuration */
  199.   HAL_NVIC_SetPriority(TIM2_IRQn, 0, 0);
  200.   HAL_NVIC_EnableIRQ(TIM2_IRQn);
  201.   /* TIM21_IRQn interrupt configuration */
  202.   HAL_NVIC_SetPriority(TIM21_IRQn, 0, 0);
  203.   HAL_NVIC_EnableIRQ(TIM21_IRQn);
  204.   /* USART1_IRQn interrupt configuration */
  205.   HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
  206.   HAL_NVIC_EnableIRQ(USART1_IRQn);
  207.   /* USART2_IRQn interrupt configuration */
  208.   HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
  209.   HAL_NVIC_EnableIRQ(USART2_IRQn);
  210.   /* LPUART1_IRQn interrupt configuration */
  211.   HAL_NVIC_SetPriority(LPUART1_IRQn, 0, 0);
  212.   HAL_NVIC_EnableIRQ(LPUART1_IRQn);
  213. }

  215. /* USER CODE BEGIN 4 */

  217. /* USER CODE END 4 */

  219. /**
  220.   * @brief  This function is executed in case of error occurrence.
  221.   * @retval None
  222.   */
  223. void Error_Handler(void)
  224. {
  225.   /* USER CODE BEGIN Error_Handler_Debug */
  226.   /* User can add his own implementation to report the HAL error return state */
  227.   __disable_irq();
  228.   while (1)
  229.   {
  230.   }
  231.   /* USER CODE END Error_Handler_Debug */
  232. }

  234. #ifdef  USE_FULL_ASSERT
  235. /**
  236.   * @brief  Reports the name of the source file and the source line number
  237.   *         where the assert_param error has occurred.
  238.   * @param  file: pointer to the source file name
  239.   * @param  line: assert_param error line source number
  240.   * @retval None
  241.   */
  242. void assert_failed(uint8_t *file, uint32_t line)
  243. {
  244.   /* USER CODE BEGIN 6 */
  245.   /* User can add his own implementation to report the file name and line number,
  246.      ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  247.   /* USER CODE END 6 */
  248. }
  249. #endif /* USE_FULL_ASSERT */
復(fù)制代碼

Keil代碼下載,僅供參考: 485DTU - V1.2.7z (5.14 MB, 下載次數(shù): 32)




歡迎光臨 (http://www.torrancerestoration.com/bbs/) Powered by Discuz! X3.1