摘要:初始化引脚和基础设置利用宏定义定义引脚高或者低全部引脚为高原理图是低平点亮高电平灭利用宏定义设置时间关闭灯流水灯延时时间为的值先关闭全部灯循环流水灯
/* USER CODE BEGIN Header *//** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * * © Copyright (c) 2021 STMicroelectronics. * All rights reserved.
* * This software component is licensed by ST under BSD 3-Clause license, * the "License"; You may not use this file except in compliance with the * License. You may obtain a copy of the License at: * opensource.org/licenses/BSD-3-Clause * ****************************************************************************** *//* USER CODE END Header *//* Includes ------------------------------------------------------------------*//**初始化引脚和32基础设置**/#include "main.h"#include "gpio.h"/* Private includes ----------------------------------------------------------*//* USER CODE BEGIN Includes *//**利用宏定义定义32引脚 高(on)或者低(off)**/#define led0on HAL_GPIO_WritePin(GPIOC,GPIO_PIN_0, GPIO_PIN_RESET)#define led1on HAL_GPIO_WritePin(GPIOC,GPIO_PIN_1, GPIO_PIN_RESET)#define led2on HAL_GPIO_WritePin(GPIOC,GPIO_PIN_2, GPIO_PIN_RESET)#define led3on HAL_GPIO_WritePin(GPIOC,GPIO_PIN_3, GPIO_PIN_RESET)#define led4on HAL_GPIO_WritePin(GPIOC,GPIO_PIN_4, GPIO_PIN_RESET)#define led5on HAL_GPIO_WritePin(GPIOC,GPIO_PIN_5, GPIO_PIN_RESET)#define led6on HAL_GPIO_WritePin(GPIOC,GPIO_PIN_6, GPIO_PIN_RESET)#define led7on HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7, GPIO_PIN_RESET)#define led0off HAL_GPIO_WritePin(GPIOC,GPIO_PIN_0, GPIO_PIN_SET)#define led1off HAL_GPIO_WritePin(GPIOC,GPIO_PIN_1, GPIO_PIN_SET)#define led2off HAL_GPIO_WritePin(GPIOC,GPIO_PIN_2, GPIO_PIN_SET)#define led3off HAL_GPIO_WritePin(GPIOC,GPIO_PIN_3, GPIO_PIN_SET)#define led4off HAL_GPIO_WritePin(GPIOC,GPIO_PIN_4, GPIO_PIN_SET)#define led5off HAL_GPIO_WritePin(GPIOC,GPIO_PIN_5, GPIO_PIN_SET)#define led6off HAL_GPIO_WritePin(GPIOC,GPIO_PIN_6, GPIO_PIN_SET)#define led7off HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7, GPIO_PIN_SET)#define ledaoff HAL_GPIO_WritePin(GPIOC,GPIO_PIN_All,GPIO_PIN_SET)//PC全部引脚为高(原理图是低平点亮 高电平灭)/**利用宏定义设置时间**/#define time 100void gd() //关闭灯{ledaoff;} void lsd() //流水灯{ led0on; HAL_Delay(time); //延时时间为time的值 led0off; HAL_Delay(time); led1on; HAL_Delay(time); led1off; HAL_Delay(time); led2on; HAL_Delay(time); led2off; HAL_Delay(time); led3on; HAL_Delay(time); led3off; HAL_Delay(time); led4on; HAL_Delay(time); led4off; HAL_Delay(time); led5on; HAL_Delay(time); led5off; HAL_Delay(time); led6on; HAL_Delay(time); led6off; HAL_Delay(time); led7on; HAL_Delay(time); led7off; HAL_Delay(time);}/* 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(); /* USER CODE BEGIN 2 */ gd(); //先关闭全部灯 /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { lsd(); //循环流水灯 /* 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}; /** 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 *//* 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 *//************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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