/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @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 "tim.h" #include "usart.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "dev_Encoder.h" #include "hal_InterruptCF.h" #include "OLED.h" #include "dev_Motor.h" #include "srv_PID.h" #include "app_Synthetical.h" #include "dev_LimitSwitch.h" #include "dev_LMP_Gray.h" #include "dev_Serial.h" #include "srv_LMP_FA.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_TIM1_Init(); MX_TIM2_Init(); MX_TIM3_Init(); MX_TIM4_Init(); MX_TIM5_Init(); MX_TIM6_Init(); MX_TIM8_Init(); MX_USART1_UART_Init(); MX_UART4_Init(); MX_TIM9_Init(); MX_TIM10_Init(); MX_TIM12_Init(); /* USER CODE BEGIN 2 */ Encoder_Init(); InterruptCF_Init(); OLED_Init(); Motor_Init(); PID_System_Init(); // 系统初始化 Serial_Periph_Init(); LMP_FA_Gray_Init(); OLED_Init(); HAL_Delay(2000);//延迟2s启动 /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { int8_t i; i = 2; HAL_GPIO_TogglePin(GPIOA,GPIO_PIN_15);//程序指示灯 // OLED_Printf(64,1,OLED_6X8,"TIP:%d",TIP); //显示任务标识 // LMP_Display(2); //显示巡线滤波数据 OLED_Update(); OLED_Clear(); /*************************测试区************************** */ if (i == 1) { HAL_Delay(10); // EMC_X1_StraightLine(500); // LMP_Display(2); // LMP_Display(4); // EMC_X1_StraightLine(500); // MyPID_Tick(500.0f, 500.0f, 500.0f, 500.0f); // PID_Debug_Display(39); EMC_X1_StraightLine(500); } /*************************流程区************************** */ if (i == 2) { if (TIP == 1) // 任务1开始 { Synthetical_Task_1(); } else if (TIP == 2) // 任务2开始 { Synthetical_Task_2(); } else if (TIP == 3) // 任务3开始 { Synthetical_Task_3(); } else if (TIP == 4) // 任务4开始 { Synthetical_Task_4(); } else if (TIP == 5) // 任务5开始 { Synthetical_Task_5(); } else if (TIP == 6) // 任务6开始 { Synthetical_Task_6(); } } /* 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}; /** Configure the main internal regulator output voltage */ __HAL_RCC_PWR_CLK_ENABLE(); __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); /** Initializes the RCC Oscillators according to the specified parameters * in the RCC_OscInitTypeDef structure. */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; RCC_OscInitStruct.HSIState = RCC_HSI_ON; RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; RCC_OscInitStruct.PLL.PLLM = 8; RCC_OscInitStruct.PLL.PLLN = 168; RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2; RCC_OscInitStruct.PLL.PLLQ = 4; 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_DIV4; RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != 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 */

时间: 2025-05-27 16:55:18 浏览: 25
<think>嗯,用户想了解STM32项目的代码结构及功能实现,特别是HAL库、PID控制、OLED显示和任务调度这些部分。首先,我需要回忆一下STM32项目的典型架构。通常,HAL库是ST提供的硬件抽象层,用来简化外设配置。PID控制可能用在电机或者温度控制中,而OLED显示常用于输出状态信息。任务调度可能涉及到FreeRTOS这样的实时操作系统。接下来,我得确定用户可能需要的细节。比如,HAL库的初始化流程是怎样的?PID算法是如何在代码中实现的?OLED显示的数据如何更新?任务调度是如何协调不同功能的?另外,用户提到的代码示例,我需要结合引用中的内容,比如引用3中的初始化函数,引用2中的PID和FreeRTOS部分。用户可能已经看过一些示例代码,但需要更系统的结构分析。我应该分模块讲解,每个部分的功能和代码实现。例如,HAL库部分需要说明外设配置,代码生成的流程,以及如何调用HAL函数。PID部分需要解释参数设置、计算过程,以及如何与PWM或电机驱动结合。OLED显示部分要说明通信协议(I2C或SPI)和显示函数。任务调度部分要讲FreeRTOS的任务创建和调度机制,可能结合引用2中的多任务示例。还要注意用户提到的代码结构,比如main函数中的初始化顺序,中断处理,主循环中的任务等。是否需要解释CubeMX生成代码的结构,比如HAL初始化、外设初始化、用户代码区等。此外,PID控制可能涉及到定时器中断或者主循环中的周期计算,需要指出这一点。 可能用户在实际开发中遇到了代码组织的问题,或者想优化现有项目的结构。因此,除了功能实现,还需要强调代码的可维护性和模块化设计。比如,将不同功能分解为单独的.c和.h文件,使用头文件进行接口声明,合理使用全局变量和静态变量等。另外,用户问题中的引用提到了FreeRTOS和任务调度,所以需要详细说明任务优先级、堆栈分配、任务间通信等。例如,引用2中的多任务创建示例,可以引用来说明如何创建不同的任务处理PID、传感器读取和显示更新。 最后,生成的相关问题要覆盖用户可能进一步感兴趣的方面,比如如何优化PID参数,如何处理外设冲突,如何进行实时调试,或者如何扩展更多功能模块。这些问题需要引导用户深入学习和解决实际开发中的常见挑战。</think>### STM32项目代码结构及功能实现分析 #### 一、HAL库代码结构 1. **外设初始化** STM32CubeMX生成的代码包含`MX_GPIO_Init()`、`MX_USART2_UART_Init()`等函数,用于配置外设参数。例如: ```c void MX_GPIO_Init(void) { GPIO_InitTypeDef GPIO_InitStruct = {0}; __HAL_RCC_GPIOA_CLK_ENABLE(); GPIO_InitStruct.Pin = GPIO_PIN_5; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); } ``` 此类函数通过HAL库的硬件抽象层实现寄存器级操作[^3]。 2. **中断处理** HAL库提供`HAL_TIM_PeriodElapsedCallback()`等中断回调函数,例如定时器中断: ```c void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) { if (htim->Instance == TIM2) { PID_Calculate(); // 定时触发PID计算 } } ``` --- #### 二、PID控制实现 1. **算法核心** PID控制器包含比例、积分、微分项计算,代码示例如下: ```c typedef struct { float Kp, Ki, Kd; float error_sum, last_error; } PID_Controller; float PID_Calculate(PID_Controller *pid, float setpoint, float actual) { float error = setpoint - actual; pid->error_sum += error; float output = pid->Kp * error + pid->Ki * pid->error_sum + pid->Kd * (error - pid->last_error); pid->last_error = error; return output; } ``` 该算法常用于电机速度控制(如编码器反馈)或温度控制[^2]。 2. **参数整定** 通过`TIM`定时器设置控制周期(如10ms),结合PWM输出调节执行机构。 --- #### 三、OLED显示模块 1. **通信协议** 通常采用I2C或SPI协议,初始化代码示例: ```c void OLED_Init(void) { HAL_I2C_Init(&hi2c1); // I2C1实例初始化 OLED_SendCommand(0xAE); // 关闭显示 // 更多初始化指令... } ``` 2. **显示驱动** 通过自定义函数更新屏幕内容: ```c void OLED_ShowTemperature(float temp) { char buffer[16]; sprintf(buffer, "Temp: %.1fC", temp); OLED_WriteString(0, 0, buffer); } ``` --- #### 四、FreeRTOS任务调度 1. **任务创建** 使用`xTaskCreate()`创建多任务,例如: ```c void main(void) { xTaskCreate(PID_Task, "PID", 128, NULL, 2, NULL); xTaskCreate(Display_Task, "OLED", 64, NULL, 1, NULL); vTaskStartScheduler(); } ``` 优先级数值越大任务优先级越高[^2]。 2. **任务同步** 使用信号量或队列实现任务间通信,例如传感器数据共享: ```c QueueHandle_t xTempQueue = xQueueCreate(5, sizeof(float)); ``` --- #### 五、代码结构示例 ```plaintext Project/ ├── Core/ │ ├── Src/ │ │ ├── main.c // 主循环和任务初始化 │ │ ├── pid.c // PID算法实现 │ │ └── oled.c // 显示驱动 │ └── Inc/ │ ├── pid.h // PID结构体声明 │ └── oled.h // OLED函数接口 ├── Drivers/ │ └── STM32F4xx_HAL_Driver/ // HAL库文件 └── STM32CubeMX/ └── Generated/ // CubeMX生成的初始化代码 ``` ---
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这是我的main.c文件/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @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" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ /* 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 */ volatile uint8_t btn0_pressed = 0; volatile uint8_t btn1_pressed = 0; typedef enum { IDLE, PROCESSING_BTN0, PROCESSING_BTN1 } SystemState; volatile SystemState state = IDLE; uint8_t blink_step = 0; uint32_t next_step_time = 0; /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ void SystemClock_Config(void); static void MX_GPIO_Init(void); /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* Private user code ---------------------------------------------------------*/ /* USER CODE BEGIN 0 */ /* USER CODE BEGIN 0 */ void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin) { static uint32_t last_btn0_time = 0; static uint32_t last_btn1_time = 0; uint32_t current_time = HAL_GetTick(); if (GPIO_Pin == GPIO_PIN_0) { // BTN0 if (current_time - last_btn0_time > 200) { // 消抖 btn0_pressed = 1; last_btn0_time = current_time; } } else if (GPIO_Pin == GPIO_PIN_1) { // BTN1 if (current_time - last_btn1_time > 200) { btn1_pressed = 1; last_btn1_time = current_time; } } } /* USER CODE END 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 */ /*Configure GPIO pins : PB0 PB1 */ GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1; GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING; // 改为上升沿触发 GPIO_InitStruct.Pull = GPIO_PULLDOWN; // 如果硬件使用外部下拉电阻,则保持PULLUP HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ // 优先处理BTN1 if (btn1_pressed) { state = PROCESSING_BTN1; btn1_pressed = 0; btn0_pressed = 0; // 取消BTN0的请求 blink_step = 0; next_step_time = HAL_GetTick(); } else if (btn0_pressed && state == IDLE) { state = PROCESSING_BTN0; btn0_pressed = 0; blink_step = 0; next_step_time = HAL_GetTick(); } switch (state) { case PROCESSING_BTN1: if (HAL_GetTick() >= next_step_time) { if (blink_step % 2 == 0) { // 奇數位亮,偶數位滅 HAL_GPIO_WritePin(GPIOC, GPIO_PIN_0|GPIO_PIN_2|GPIO_PIN_4|GPIO_PIN_6, GPIO_PIN_SET); HAL_GPIO_WritePin(GPIOC, GPIO_PIN_1|GPIO_PIN_3|GPIO_PIN_5|GPIO_PIN_7, GPIO_PIN_RESET); } else { // 偶數位亮,奇數位滅 HAL_GPIO_WritePin(GPIOC, GPIO_PIN_0|GPIO_PIN_2|GPIO_PIN_4|GPIO_PIN_6, GPIO_PIN_RESET); HAL_GPIO_WritePin(GPIOC, GPIO_PIN_1|GPIO_PIN_3|GPIO_PIN_5|GPIO_PIN_7, GPIO_PIN_SET); } blink_step++; next_step_time += 500; // 500ms切換一次 if (blink_step >= 6) { // 3次交替(6步) HAL_GPIO_WritePin(GPIOC, 0xFF, GPIO_PIN_SET); // 恢復全滅 state = IDLE; } } break; case PROCESSING_BTN0: if (HAL_GetTick() >= next_step_time) { if (blink_step % 2 == 0) { HAL_GPIO_WritePin(GPIOC, 0xFF, GPIO_PIN_RESET); // 全亮 } else { HAL_GPIO_WritePin(GPIOC, 0xFF, GPIO_PIN_SET); // 全滅 } blink_step++; next_step_time += 500; // 500ms切換 if (blink_step >= 6) { // 3次全亮全滅(6步) HAL_GPIO_WritePin(GPIOC, 0xFF, GPIO_PIN_SET); state = IDLE; } } break; default: break; } /* 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_HSI; RCC_OscInitStruct.HSIState = RCC_HSI_ON; RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; 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_HSI; RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK) { Error_Handler(); } } /** * @brief GPIO Initialization Function * @param None * @retval None */ static void MX_GPIO_Init(void) { GPIO_InitTypeDef GPIO_InitStruct = {0}; /* USER CODE BEGIN MX_GPIO_Init_1 */ /* USER CODE END MX_GPIO_Init_1 */ /* GPIO Ports Clock Enable */ __HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(GPIOC, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3 |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7, GPIO_PIN_SET); /*Configure GPIO pins : PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 */ GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3 |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); /*Configure GPIO pins : PB0 PB1 */ GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1; GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING; GPIO_InitStruct.Pull = GPIO_PULLUP; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* USER CODE BEGIN MX_GPIO_Init_2 */ HAL_NVIC_SetPriority(EXTI0_IRQn, 2, 0); // BTN0优先级较低 HAL_NVIC_EnableIRQ(EXTI0_IRQn); HAL_NVIC_SetPriority(EXTI1_IRQn, 1, 0); // BTN1优先级较高 HAL_NVIC_EnableIRQ(EXTI1_IRQn); /* USER CODE END MX_GPIO_Init_2 */ } /* 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 */ 这是我的main.h文件/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.h * @brief : Header for main.c file. * This file contains the common defines of the application. ****************************************************************************** * @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 */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __MAIN_H #define __MAIN_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f1xx_hal.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Exported types ------------------------------------------------------------*/ /* USER CODE BEGIN ET */ /* USER CODE END ET */ /* Exported constants --------------------------------------------------------*/ /* USER CODE BEGIN EC */ /* USER CODE END EC */ /* Exported macro ------------------------------------------------------------*/ /* USER CODE BEGIN EM */ /* USER CODE END EM */ /* Exported functions prototypes ---------------------------------------------*/ void Error_Handler(void); /* USER CODE BEGIN EFP */ /* USER CODE END EFP */ /* Private defines -----------------------------------------------------------*/ /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ #ifdef __cplusplus } #endif #endif /* __MAIN_H */ 这是我的stm32f1xx_it.c文件/* 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" /* 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 --------------------------------------------------------*/ /* 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 */ HAL_IncTick(); /* 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). */ /******************************************************************************/ /* USER CODE BEGIN 1 */ // 添加EXTI0和EXTI1的中断服务函数 void EXTI0_IRQHandler(void) { HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_0); // 处理PB0的中断 } void EXTI1_IRQHandler(void) { HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_1); // 处理PB1的中断 } /* USER CODE END 1 */ 这是我的stm32f1xx_it.h文件/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file stm32f1xx_it.h * @brief This file contains the headers of the interrupt handlers. ****************************************************************************** * @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 */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F1xx_IT_H #define __STM32F1xx_IT_H #ifdef __cplusplus extern "C" { #endif /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Exported types ------------------------------------------------------------*/ /* USER CODE BEGIN ET */ /* USER CODE END ET */ /* Exported constants --------------------------------------------------------*/ /* USER CODE BEGIN EC */ /* USER CODE END EC */ /* Exported macro ------------------------------------------------------------*/ /* USER CODE BEGIN EM */ /* USER CODE END EM */ /* Exported functions prototypes ---------------------------------------------*/ void NMI_Handler(void); void HardFault_Handler(void); void MemManage_Handler(void); void BusFault_Handler(void); void UsageFault_Handler(void); void SVC_Handler(void); void DebugMon_Handler(void); void PendSV_Handler(void); void SysTick_Handler(void); void EXTIO_IRQHandler(void); void EXTI1_IRQHandler(void); /* USER CODE BEGIN EFP */ /* USER CODE END EFP */ #ifdef __cplusplus } #endif #endif /* __STM32F1xx_IT_H */ 这是我的报错/Core/Src/main.c:119:3: error: 'GPIO_InitStruct' undeclared (first use in this function) make: *** [Core/Src/subdir.mk:34: Core/Src/main.o] Error 1帮我检查并修改,给我修改后的详细步骤和代码

/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @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 "cmsis_os.h" #include "rtc.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "oled.h" #include "time.h" #include "led.h" #include "rtc.h" /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ extern int flag; struct tm time_data, alarm_data; /* 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); void MX_FREERTOS_Init(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_RTC_Init(); /* USER CODE BEGIN 2 */ oled_init(); oled_fill(0x00); oled_show_string(0,0," system",24); oled_show_string(0,3," begin",24); if(rtc_read_bkr(1) != 0xA5A5) { rtc_write_bkr(1, 0xA5A5); //printf("¶Á³öÀ´µÄֵΪ£º%X\r\n", rtc_read_bkr(1)); time_data.tm_year = 2025; time_data.tm_mon = 6; time_data.tm_mday = 9; time_data.tm_hour = 16; time_data.tm_min = 50; time_data.tm_sec = 0; rtc_set_time(time_data); alarm_data.tm_hour = 16; alarm_data.tm_min = 50; alarm_data.tm_sec = 10; rtc_set_alarm(alarm_data); } /* USER CODE END 2 */ /* Call init function for freertos objects (in cmsis_os2.c) */ MX_FREERTOS_Init(); /* Start scheduler */ osKernelStart(); /* We should never get here as control is now taken by the scheduler */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* 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.HSEPredivValue = RCC_HSE_PREDIV_DIV1; RCC_OscInitStruct.HSIState = RCC_HSI_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_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(); } PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC; PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSI; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } } /* USER CODE BEGIN 4 */ /* USER CODE END 4 */ /** * @brief Period elapsed callback in non blocking mode * @note This function is called when TIM2 interrupt took place, inside * HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment * a global variable "uwTick" used as application time base. * @param htim : TIM handle * @retval None */ void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) { /* USER CODE BEGIN Callback 0 */ /* USER CODE END Callback 0 */ if (htim->Instance == TIM2) { HAL_IncTick(); } /* USER CODE BEGIN Callback 1 */ /* USER CODE END Callback 1 */ } /** * @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 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * File Name : freertos.c * Description : Code for freertos applications ****************************************************************************** * @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 "FreeRTOS.h" #include "task.h" #include "main.h" #include "cmsis_os.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "rtc.h" #include "oled.h" extern int flag; extern struct tm time_data, alarm_data; /* 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 Variables */ /* USER CODE END Variables */ osThreadId defaultTaskHandle; osThreadId myTaskHandle; /* Private function prototypes -----------------------------------------------*/ /* USER CODE BEGIN FunctionPrototypes */ /* USER CODE END FunctionPrototypes */ void StartDefaultTask(void const * argument); void StartTask(void const * argument); void MX_FREERTOS_Init(void); /* (MISRA C 2004 rule 8.1) */ /* GetIdleTaskMemory prototype (linked to static allocation support) */ void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize ); /* USER CODE BEGIN GET_IDLE_TASK_MEMORY */ static StaticTask_t xIdleTaskTCBBuffer; static StackType_t xIdleStack[configMINIMAL_STACK_SIZE]; void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize ) { *ppxIdleTaskTCBBuffer = &xIdleTaskTCBBuffer; *ppxIdleTaskStackBuffer = &xIdleStack[0]; *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE; /* place for user code */ } /* USER CODE END GET_IDLE_TASK_MEMORY */ /** * @brief FreeRTOS initialization * @param None * @retval None */ void MX_FREERTOS_Init(void) { /* USER CODE BEGIN Init */ /* USER CODE END Init */ /* USER CODE BEGIN RTOS_MUTEX */ /* add mutexes, ... */ /* USER CODE END RTOS_MUTEX */ /* USER CODE BEGIN RTOS_SEMAPHORES */ /* add semaphores, ... */ /* USER CODE END RTOS_SEMAPHORES */ /* USER CODE BEGIN RTOS_TIMERS */ /* start timers, add new ones, ... */ /* USER CODE END RTOS_TIMERS */ /* USER CODE BEGIN RTOS_QUEUES */ /* add queues, ... */ /* USER CODE END RTOS_QUEUES */ /* Create the thread(s) */ /* definition and creation of defaultTask */ osThreadDef(defaultTask, StartDefaultTask, osPriorityNormal, 0, 128); defaultTaskHandle = osThreadCreate(osThread(defaultTask), NULL); /* definition and creation of myTask */ osThreadDef(myTask, StartTask, osPriorityLow, 0, 128); myTaskHandle = osThreadCreate(osThread(myTask), NULL); /* USER CODE BEGIN RTOS_THREADS */ /* add threads, ... */ /* USER CODE END RTOS_THREADS */ } /* USER CODE BEGIN Header_StartDefaultTask */ /** * @brief Function implementing the defaultTask thread. * @param argument: Not used * @retval None */ /* USER CODE END Header_StartDefaultTask */ void StartDefaultTask(void const * argument) { /* USER CODE BEGIN StartDefaultTask */ /* Infinite loop */ for(;;) { osDelay(1); } /* USER CODE END StartDefaultTask */ } /* USER CODE BEGIN Header_StartTask */ /** * @brief Function implementing the myTask thread. * @param argument: Not used * @retval None */ /* USER CODE END Header_StartTask */ void StartTask(void const * argument) { /* USER CODE BEGIN StartTask */ /* Infinite loop */ for(;;) { if(flag == 1) { rtc_get_time(); HAL_Delay(1000); if(time_data.tm_sec >10) { oled_show_string(0,5,"TIME_STOP",16); } } osDelay(1); } /* USER CODE END StartTask */ } /* Private application code --------------------------------------------------*/ /* USER CODE BEGIN Application */ /* USER CODE END Application */ 程序实现什么目标

“/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @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 "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ /* 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 */ //HAL_GPIO_WritePin(LED_GPIO_Port,LED_Pin,GPIO_PIN_RESET); /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ HAL_GPIO_WritePin(LED_GPIO_Port,LED_Pin,GPIO_PIN_RESET); /* 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 */ ”“/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file gpio.c * @brief This file provides code for the configuration * of all used GPIO pins. ****************************************************************************** * @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 "gpio.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ /*----------------------------------------------------------------------------*/ /* Configure GPIO */ /*----------------------------------------------------------------------------*/ /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /** Configure pins as * Analog * Input * Output * EVENT_OUT * EXTI */ void MX_GPIO_Init(void) { GPIO_InitTypeDef GPIO_InitStruct = {0}; /* GPIO Ports Clock Enable */ __HAL_RCC_GPIOA_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(LED_GPIO_Port, LED_Pin, GPIO_PIN_SET); /*Configure GPIO pin : LED_Pin */ GPIO_InitStruct.Pin = LED_Pin; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; HAL_GPIO_Init(LED_GPIO_Port, &GPIO_InitStruct); } /* USER CODE BEGIN 2 */ /* USER CODE END 2 */ ”“/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.h * @brief : Header for main.c file. * This file contains the common defines of the application. ****************************************************************************** * @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 */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __MAIN_H #define __MAIN_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f1xx_hal.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Exported types ------------------------------------------------------------*/ /* USER CODE BEGIN ET */ /* USER CODE END ET */ /* Exported constants --------------------------------------------------------*/ /* USER CODE BEGIN EC */ /* USER CODE END EC */ /* Exported macro ------------------------------------------------------------*/ /* USER CODE BEGIN EM */ /* USER CODE END EM */ /* Exported functions prototypes ---------------------------------------------*/ void Error_Handler(void); /* USER CODE BEGIN EFP */ /* USER CODE END EFP */ /* Private defines -----------------------------------------------------------*/ #define LED_Pin GPIO_PIN_5 #define LED_GPIO_Port GPIOB /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ #ifdef __cplusplus } #endif #endif /* __MAIN_H */ ”这是我的代码

单片机甲:/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @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 "tim.h" #include "usart.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include <string.h> #include <stdio.h> // 添加stdio.h以支持sprintf函数 /* 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 */ uint8_t rxBuffer1[20]; // USART1接收缓冲区 uint8_t rxBuffer3[20]; // USART3接收缓冲区 uint8_t txBuffer[50]; // 发送缓冲区 uint8_t irStatus = 0; // 红外传感器状态 uint8_t lastIrStatus = 0; // 上一次红外传感器状态 /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ void SystemClock_Config(void); /* USER CODE BEGIN PFP */ void IR_Detection(void); // 添加函数声明 /* 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(); 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} else if(huart->Instance == USART3) { // USART3数据处理逻辑 // 例如:可以在这里添加对USART3接收到的数据的处理 // 重新启动接收 HAL_UART_Receive_IT(&huart3, rxBuffer3, 1); } } // 红外传感器检测函数 void IR_Detection(void) { // 读取红外传感器状态 irStatus = HAL_GPIO_ReadPin(GPIOB, GPIO_PIN_15); // 根据当前状态发送对应信息 if(irStatus == GPIO_PIN_SET) { // 障碍物检测到 sprintf((char*)txBuffer, "IR Sensor: No Obstacle\r\n"); } else { // 无障碍物 sprintf((char*)txBuffer, "IR Sensor: Obstacle Detected\r\n"); } // 通过两个串口发送信息 HAL_UART_Transmit(&huart1, txBuffer, strlen((char*)txBuffer), 100); HAL_UART_Transmit(&huart3, txBuffer, strlen((char*)txBuffer), 100); // 添加1秒延时 HAL_Delay(500); } /* 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 */ 单片机乙:/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @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 "adc.h" #include "tim.h" #include "usart.h" #include "gpio.h" #include <stdio.h> #include <string.h> /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ /* ??LED?? */ #define LED_PIN GPIO_PIN_13 #define LED_GPIO_PORT GPIOC /* ???? */ #define FILTER_DEPTH 5 // ???????? /* ???? */ #define LIGHT_THRESHOLD_LOW 1000 // ????? #define LIGHT_THRESHOLD_HIGH 3000 // ????? /* ?????? */ #define MOTOR_MIN_SPEED 50 // ??????(????) #define MOTOR_MAX_SPEED 199 // ??????(???????) /* USER CODE END PD */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN PM */ /* USER CODE END PM */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ uint16_t light_value = 0; // ????? uint16_t light_filtered = 0; // ??????? uint16_t motor_speed = 0; // ???? uint16_t filter_buffer[FILTER_DEPTH]; // ????? uint8_t filter_index = 0; // ???? uint8_t led_state = 0; // LED?? char uart_buffer[100]; // ????? uint8_t rxBuffer1[20]; // USART1????? - ???? uint8_t rxBuffer3[20]; // USART3????? - ???? /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ void SystemClock_Config(void); /* USER CODE BEGIN PFP */ uint16_t Read_LightSensor(void); uint16_t ApplyFilter(uint16_t new_value); void Control_Motor(uint16_t light_value); void Send_Data_To_UART(uint16_t light_value, uint16_t motor_speed); /* USER CODE END PFP */ /* Private user code ---------------------------------------------------------*/ /* USER CODE BEGIN 0 */ /** * ???????? */ uint16_t Read_LightSensor(void) { uint16_t adc_value = 0; /* ??ADC?? */ if(HAL_ADC_Start(&hadc1) != HAL_OK) { Error_Handler(); } /* ?????? */ if(HAL_ADC_PollForConversion(&hadc1, 10) == HAL_OK) { /* ??ADC? */ adc_value = HAL_ADC_GetValue(&hadc1); } return adc_value; } /** * ?????? */ uint16_t ApplyFilter(uint16_t new_value) { uint32_t sum = 0; /* ???????? */ filter_buffer[filter_index] = new_value; filter_index = (filter_index + 1) % FILTER_DEPTH; /* ????? */ for(int i = 0; i < FILTER_DEPTH; i++) { sum += filter_buffer[i]; } return (uint16_t)(sum / FILTER_DEPTH); } /** * ?????? */ void Control_Motor(uint16_t light_value) { // ????????????? // ??ADC????0-4095 // ???????MOTOR_MIN_SPEED-MOTOR_MAX_SPEED // ?????,?????? motor_speed = (light_value * (MOTOR_MAX_SPEED - MOTOR_MIN_SPEED)) / 4095 + MOTOR_MIN_SPEED; // ???????? if(motor_speed > MOTOR_MAX_SPEED) motor_speed = MOTOR_MAX_SPEED; if(motor_speed < MOTOR_MIN_SPEED) motor_speed = 0; // ??????????,???? // ??PWM??? __HAL_TIM_SET_COMPARE(&htim4, TIM_CHANNEL_1, motor_speed); } /** * ??????? */ void Send_Data_To_UART(uint16_t light_value, uint16_t motor_speed) { /* ????? */ sprintf(uart_buffer, "Light: %d, Motor Speed: %d\r\n", light_value, motor_speed); /* ???? */ HAL_UART_Transmit(&huart1, (uint8_t *)uart_buffer, strlen(uart_buffer), 100); } /* USER CODE END 0 */ /** * @brief The application entry point. * @retval int */ int main(void) { /* USER CODE BEGIN 1 */ /* ???????? */ for(int i = 0; i < FILTER_DEPTH; i++) { filter_buffer[i] = 0; } /* 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_ADC1_Init(); MX_USART1_UART_Init(); MX_USART3_UART_Init(); MX_TIM4_Init(); /* USER CODE BEGIN 2 */ /* ??PWM?? */ HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_1); /* ??USART3???? */ HAL_UART_Receive_IT(&huart3, rxBuffer3, 1); /* ??????? */ HAL_UART_Transmit(&huart1, (uint8_t *)"System initialized! 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HAL_UART_Receive_IT(&huart1, rxBuffer1, 1); } else if(huart->Instance == USART3) { // ??USART3?????? // ??:????????????????? // ?????? HAL_UART_Receive_IT(&huart3, rxBuffer3, 1); } } /* 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 */ 串口无法给对方发送信息

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