/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * * Copyright (c) 2023 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 "dma.h" #include "iwdg.h" #include "usart.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "user.h" /* 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 ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ /* 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_DMA_Init(); MX_USART1_UART_Init(); MX_IWDG_Init(); /* USER CODE BEGIN 2 */ RS485ADDR = *(uint16_t*)FLASH485_ADDR; //获取从机地址 if(RS485ADDR == 0x0000 || RS485ADDR == 0xFFFF) { RS485ADDR = 1; } positive_time = *(uint16_t*)(FLASH485_ADDR+2); //获取从机地址 if(positive_time == 0x0000 || positive_time == 0xFFFF) { positive_time = 1000; } negative_time = *(uint16_t*)(FLASH485_ADDR+4); //获取脉宽 if(negative_time == 0x0000 || negative_time == 0xFFFF) { negative_time = 1000; } /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ HAL_IWDG_Refresh(&hiwdg); //喂狗 HAL_UART_DMAStop(&huart1);//复位DMA HAL_UART_Receive_DMA(&huart1,(uint8_t *)RxBuff,sizeof(RxBuff)); HAL_GPIO_WritePin(positive_GPIO_Port, positive_Pin, GPIO_PIN_RESET); HAL_GPIO_WritePin(negative_GPIO_Port, negative_Pin, GPIO_PIN_RESET); while (1) { //2023年3月31日，修改 //正负电场控制引脚相反，修改同步引脚 HAL_IWDG_Refresh(&hiwdg); HAL_GPIO_WritePin(LED_GPIO_Port,LED_Pin,GPIO_PIN_RESET); HAL_GPIO_WritePin(positive_GPIO_Port, positive_Pin, GPIO_PIN_SET); HAL_GPIO_WritePin(electric_GPIO_Port, electric_Pin, GPIO_PIN_RESET); HAL_Delay(positive_time); HAL_GPIO_WritePin(positive_GPIO_Port, positive_Pin, GPIO_PIN_RESET); //放电 HAL_GPIO_WritePin(electric_GPIO_Port, electric_Pin, GPIO_PIN_SET); HAL_Delay(100); HAL_GPIO_WritePin(LED_GPIO_Port,LED_Pin,GPIO_PIN_SET); HAL_GPIO_WritePin(negative_GPIO_Port, negative_Pin, GPIO_PIN_SET); HAL_GPIO_WritePin(electric_GPIO_Port, electric_Pin, GPIO_PIN_SET); HAL_Delay(negative_time); HAL_GPIO_WritePin(negative_GPIO_Port, negative_Pin, GPIO_PIN_RESET); //放电 HAL_GPIO_WritePin(electric_GPIO_Port, electric_Pin, GPIO_PIN_RESET); HAL_Delay(100); if(usart_count > 0) { Usart_Receive(); usart_count = 0; } /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ } /* USER CODE END 3 */ } /** * @brief System Clock Configuration * @retval None */ void SystemClock_Config(void) { RCC_OscInitTypeDef RCC_OscInitStruct = {0}; RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; /** Initializes the RCC Oscillators according to the specified parameters * in the RCC_OscInitTypeDef structure. */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE; RCC_OscInitStruct.HSEState = RCC_HSE_ON; RCC_OscInitStruct.LSIState = RCC_LSI_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6; RCC_OscInitStruct.PLL.PREDIV = RCC_PREDIV_DIV1; 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_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) { Error_Handler(); } PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1; PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK1; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } } /* USER CODE BEGIN 4 */ /* 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: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ /* USER CODE END 6 */ } #endif /* USE_FULL_ASSERT */