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/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * * <h2><center>&copy; Copyright (c) 2025 STMicroelectronics. * All rights reserved.</center></h2> * * 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 ------------------------------------------------------------------*/ #include "main.h" #include "adc.h" #include "usart.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "string.h" #include "lcd.h" #include <stdio.h> #include "led1.h" #include "uart.h" #include "key.h" #include "flash.h" float distance = 0; char buf[32]; /* 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 key_rval; char lcd_buf[32] = {0}; double volt_R37; double volt_R38; extern uint8_t l2450_rx_data; extern char l2450_rx_buffer[50]; extern uint8_t l2450_rx_index; volatile int16_t x_distance = 0; // ??????? volatile int16_t y_distance = 0; /* 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_ADC1_Init(); MX_ADC2_Init(); MX_USART2_UART_Init(); /* USER CODE BEGIN 2 */ distance = Flash_LoadDistance(); LCD_Init(); LCD_Clear(White); LCD_SetBackColor(White); LCD_SetTextColor(Black); LCD_DisplayStringLine(Line4, (uint8_t *)"x:---- y:----"); char lcd_buf[32]; sprintf(lcd_buf, "distance:%.1f m", distance); LCD_DisplayStringLine(Line9, (uint8_t*)lcd_buf); UART_StartReceive_IT(); HAL_UART_Receive_IT(&huart2, &l2450_rx_data, 1); HAL_ADCEx_Calibration_Start(&hadc1,ADC_SINGLE_ENDED); HAL_ADCEx_Calibration_Start(&hadc2,ADC_SINGLE_ENDED); volt_R37=getADC2()*3.2/4096; volt_R38=getADC1()*3.2/4096; /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ Key_Proc(); // ???????? static int16_t last_x = 0, last_y = 0; if (x_distance != last_x || y_distance != last_y) { char lcd_buf[32]; float x_m = x_distance / 1000.0f; float y_m = y_distance / 1000.0f; sprintf(lcd_buf, "x:%1.2fm y:%1.2fm", x_m, y_m); LCD_DisplayStringLine(Line4, (uint8_t *)lcd_buf); last_x = x_distance; last_y = y_distance; } HAL_Delay(10); // ????,??LCD???? } /* 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}; /** Configure the main internal regulator output voltage */ HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1); /** 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.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV3; RCC_OscInitStruct.PLL.PLLN = 20; RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2; RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2; RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2; 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_DIV1; RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) { Error_Handler(); } /** Initializes the peripherals clocks */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_USART2 |RCC_PERIPHCLK_ADC12; PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2; PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1; PeriphClkInit.Adc12ClockSelection = RCC_ADC12CLKSOURCE_SYSCLK; 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 */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file stm32g4xx_it.c * @brief Interrupt Service Routines. ****************************************************************************** * @attention * * <h2><center>&copy; Copyright (c) 2025 STMicroelectronics. * All rights reserved.</center></h2> * * 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 ------------------------------------------------------------------*/ #include "main.h" #include "stm32g4xx_it.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include <string.h> #include <stdlib.h> #include <stdio.h> #include "lcd.h" #include "led1.h" #include "usart.h" #include "uart.h" /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN TD */ // ?????? extern UART_HandleTypeDef huart1; extern UART_HandleTypeDef huart2; extern volatile int16_t x_distance; extern volatile int16_t y_distance; extern float distance; // USART2 ?????? extern uint8_t l2450_rx_data; extern char l2450_rx_buffer[50]; extern uint8_t l2450_rx_index; // USART1 ???????? extern uint8_t rx_data; extern char tx_buf[64]; /* 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 */ static uint8_t rec_buf[50]; // ????? static uint8_t rec_index = 0; /* 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 --------------------------------------------------------*/ extern UART_HandleTypeDef huart1; extern UART_HandleTypeDef huart2; /* USER CODE BEGIN EV */ extern UART_HandleTypeDef huart2; extern uint8_t l2450_rx_data; extern char l2450_rx_buffer[50]; extern uint8_t l2450_rx_index; extern float distance; /* USER CODE END EV */ /******************************************************************************/ /* Cortex-M4 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 */ } /******************************************************************************/ /* STM32G4xx 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_stm32g4xx.s). */ /******************************************************************************/ /** * @brief This function handles USART1 global interrupt / USART1 wake-up interrupt through EXTI line 25. */ void USART1_IRQHandler(void) { /* USER CODE BEGIN USART1_IRQn 0 */ /* USER CODE END USART1_IRQn 0 */ HAL_UART_IRQHandler(&huart1); /* USER CODE BEGIN USART1_IRQn 1 */ /* USER CODE END USART1_IRQn 1 */ } /** * @brief This function handles USART2 global interrupt / USART2 wake-up interrupt through EXTI line 26. */ void USART2_IRQHandler(void) { /* USER CODE BEGIN USART2_IRQn 0 */ /* USER CODE END USART2_IRQn 0 */ HAL_UART_IRQHandler(&huart2); /* USER CODE BEGIN USART2_IRQn 1 */ /* USER CODE END USART2_IRQn 1 */ } /* USER CODE BEGIN 1 */ void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { if (huart->Instance == USART2) // L2450 ?? { if (rec_index < sizeof(rec_buf)) { rec_buf[rec_index++] = l2450_rx_data; } else { rec_index = 0; } if (rec_index >= 30) { if (rec_buf[0] == 0xAA && rec_buf[1] == 0xFF && rec_buf[2] == 0x03 && rec_buf[3] == 0x00 && rec_buf[28] == 0x55 && rec_buf[29] == 0xCC) { // ???????? uint16_t x_raw = rec_buf[4] | (rec_buf[5] << 8); uint16_t y_raw = rec_buf[6] | (rec_buf[7] << 8); int16_t x_mm = -(int16_t)x_raw; int16_t y_mm = (int16_t)(y_raw - 0x8000); int16_t r = (int16_t)sqrtf(x_mm * x_mm + y_mm * y_mm); if (r >= 1000 && r <= 5000) { x_distance = x_mm; y_distance = y_mm; // ???? LCD ?? char lcd_buf[32]; float x_m = x_distance / 1000.0f; float y_m = y_distance / 1000.0f; sprintf(lcd_buf, "x:%1.2fm y:%1.2fm", x_m, y_m); LCD_DisplayStringLine(Line4, (uint8_t *)lcd_buf); } rec_index = 0; } else { // ?????,??1??? memmove(rec_buf, rec_buf + 1, rec_index - 1); rec_index--; } } HAL_UART_Receive_IT(&huart2, &l2450_rx_data, 1); } else if (huart->Instance == USART1) // ??1(???????) { UART_ReceiveCallback(rx_data); HAL_UART_Receive_IT(&huart1, &rx_data, 1); } } /* USER CODE END 1 */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ 修改代码,.毫米波模块测量前面1-5m的物体。毫米波模块连接到UART2 ,,检测到的信息实时显示在LCD上

时间: 2025-07-08 07:47:15 浏览: 12
为了实现STM32通过UART2检测1-5米内物体距离并将信息实时显示在LCD上,需要对硬件和软件部分进行配置。以下是一个详细的步骤指南: ### 硬件配置 1. **主控芯片**:使用STM32F103RCT6作为主控芯片。 2. **毫米波雷达模块**:选择支持UART通信的毫米波雷达模块,并将其连接到STM32的UART2接口。 3. **显示屏**:使用1.44寸TFT LCD显示屏来显示检测结果。 ### 软件配置 1. **初始化UART2**:配置UART2以接收来自毫米波雷达的数据。 2. **解析数据**:从毫米波雷达接收到的数据中提取物体的距离信息。 3. **更新LCD显示**:将解析得到的距离信息实时显示在TFT LCD上。 ### 示例代码 以下是一个简单的示例代码,展示如何通过UART2读取毫米波雷达的数据并将其显示在LCD上: ```c #include "stm32f10x.h" #include "lcd.h" #include "stdio.h" #define MAX_BUFFER_SIZE 128 uint8_t rx_buffer[MAX_BUFFER_SIZE]; uint8_t data_ready = 0; uint16_t distance = 0; void UART2_Init(void) { // Enable USART2 and GPIOA clock RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_AFIO, ENABLE); RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE); // Configure USART2 Tx (PA2) as alternate function push-pull GPIO_InitTypeDef GPIO_InitStruct; GPIO_InitStruct.GPIO_Pin = GPIO_Pin_2; GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF_PP; GPIO_InitStruct.GPIO_Speed = GPIO_Speed_50MHz; GPIO_Init(GPIOA, &GPIO_InitStruct); // Configure USART2 Rx (PA3) as input floating GPIO_InitStruct.GPIO_Pin = GPIO_Pin_3; GPIO_InitStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING; GPIO_Init(GPIOA, &GPIO_InitStruct); // Configure USART2 USART_InitTypeDef USART_InitStruct; USART_InitStruct.USART_BaudRate = 9600; USART_InitStruct.USART_WordLength = USART_WordLength_8b; USART_InitStruct.USART_StopBits = USART_StopBits_1; USART_InitStruct.USART_Parity = USART_Parity_No; USART_InitStruct.USART_HardwareFlowControl = USART_HardwareFlowControl_None; USART_InitStruct.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; USART_Init(USART2, &USART_InitStruct); // Enable USART2 USART_Cmd(USART2, ENABLE); // Enable USART2 RXNE interrupt USART_ITConfig(USART2, USART_IT_RXNE, ENABLE); // Enable USART2 global interrupt NVIC_EnableIRQ(USART2_IRQn); } void USART2_IRQHandler(void) { if (USART_GetITStatus(USART2, USART_IT_RXNE) != RESET) { static uint8_t index = 0; uint8_t ch = USART_ReceiveData(USART2); if (index < MAX_BUFFER_SIZE - 1) { rx_buffer[index++] = ch; if (ch == '\n') { // Assuming each data packet ends with newline character rx_buffer[index] = '\0'; index = 0; data_ready = 1; } } else { index = 0; // Reset buffer on overflow } } } void parse_distance(void) { if (data_ready) { // Example format: "Distance: 123 cm\n" char *start = (char *)rx_buffer; char *end; distance = (uint16_t)strtol(start + 9, &end, 10); // Adjust parsing based on actual data format data_ready = 0; } } int main(void) { // Initialize UART2 UART2_Init(); // Initialize LCD LCD_Init(); LCD_Clear(WHITE); while (1) { parse_distance(); if (distance > 0 && distance <= 500) { // Check if distance is within 1-5 meters (100-500 cm) char buffer[32]; sprintf(buffer, "Distance: %d cm", distance); LCD_DisplayStringLine(LCD_LINE_3, (uint8_t *)buffer); } else { LCD_DisplayStringLine(LCD_LINE_3, (uint8_t *)"No object detected"); } } } ``` ### 说明 1. **UART2初始化**:配置UART2以9600波特率工作,并启用中断以便于接收数据。 2. **中断处理**:在`USART2_IRQHandler`函数中接收数据,并存储到缓冲区中,当接收到换行符时标记数据就绪。 3. **解析数据**:在`parse_distance`函数中解析缓冲区中的距离数据。 4. **显示数据**:在主循环中检查是否有新的距离数据,并将其显示在LCD上。 请根据实际使用的毫米波雷达模块的数据格式调整解析逻辑。此外,确保LCD驱动程序已正确实现并可以正常工作。 ### 注意事项 - 确保毫米波雷达模块的供电电压与STM32兼容。 - 检查UART通信参数(如波特率)是否与毫米波雷达模块匹配。 - 根据实际需求调整LCD显示内容和位置。
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/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file stm32f1xx_hal_msp.c * @brief This file provides code for the MSP Initialization * and de-Initialization codes. ****************************************************************************** * @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" /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN TD */ /* USER CODE END TD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN Define */ /* USER CODE END Define */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN Macro */ /* USER CODE END Macro */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* External functions --------------------------------------------------------*/ /* USER CODE BEGIN ExternalFunctions */ /* USER CODE END ExternalFunctions */ /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ /** * Initializes the Global MSP. */ void HAL_MspInit(void) { /* USER CODE BEGIN MspInit 0 */ /* USER CODE END MspInit 0 */ __HAL_RCC_AFIO_CLK_ENABLE(); __HAL_RCC_PWR_CLK_ENABLE(); /* System interrupt init*/ /** NOJTAG: JTAG-DP Disabled and SW-DP Enabled */ __HAL_AFIO_REMAP_SWJ_NOJTAG(); /* USER CODE BEGIN MspInit 1 */ /* USER CODE END MspInit 1 */ } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ #include <LED.h> #include <main.h> #include <tim.h> #include <math.h> uint8_t led_enabled = 0; uint8_t flash_state = 0; uint32_t flash_tick = 0; void LED_flashing(TIM_HandleTypeDef *htim) { uint16_t arr = __HAL_TIM_GET_AUTORELOAD(&htim8); if (htim->Instance == TIM8 && led_enabled) { if (HAL_GetTick() - flash_tick >= 500) { flash_tick = HAL_GetTick(); if (flash_state == 0) { __HAL_TIM_SET_COMPARE(htim, TIM_CHANNEL_2, arr); // ON flash_state = 1; } else { __HAL_TIM_SET_COMPARE(htim, TIM_CHANNEL_2, 0); // OFF flash_state = 0; } } } } void LED_Breathing(){ float t = HAL_GetTick() * 0.001;//获取当前时间 float duty = 0.5 * sin(2*3.14*t) + 0.5;//计算占空比 uint16_t arr = __HAL_TIM_GET_AUTORELOAD(&htim8);//获取ARR的值 uint16_t ccr = duty * (arr+1);//计算CCR的值 __HAL_TIM_SET_COMPARE(&htim8, TIM_CHANNEL_2, ccr);//将计算结果写入CCR } #ifndef _LED__H_ #define _LED__H_ #include "stm32f1xx_hal.h" extern uint8_t led_enabled ; // 1=允许LED闪烁,0=禁止 void LED_flashing(TIM_HandleTypeDef *htim); void LED_Breathing(void); #endif #include <LED.h> #include <Voltage.h> uint32_t mode=0; //中断触发切换状态 void KEY_Detect(uint16_t GPIO_Pin) { if (GPIO_Pin == KEY_Pin) { HAL_Delay(50); if (HAL_GPIO_ReadPin(KEY_GPIO_Port, KEY_Pin) == GPIO_PIN_RESET) { mode++; mode %= 3; } } } void KEY_Mode(){ if(mode == 0){ LED_Breathing(); }else if(mode == 1){ led_enabled = 1; }else if(mode == 2){ led_enabled = 0; Voltage_measurement(); mode =0; } } void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin) { KEY_Detect(GPIO_Pin); } #ifndef _KEY__H_ #define _KEY__H_ #include "stm32f1xx_hal.h" void KEY_Mode(void); void KEY_Detect(uint16_t GPIO_Pin); #endif #include <Voltage.h> #include "stm32f1xx_hal.h" #include <main.h> #include "adc.h" #include "stdio.h" #include "string.h" #include "usart.h" uint32_t adc_value = 0; //函数功能: 重定向c库函数printf到DEBUG_USARTx int fputc(int ch, FILE *f) { HAL_UART_Transmit(&huart1, (uint8_t *)&ch, 1, 0xffff); return ch; } //函数功能: 重定向c库函数getchar,scanf到DEBUG_USARTx int fgetc(FILE *f) { uint8_t ch = 0; HAL_UART_Receive(&huart1, &ch, 1, 0xffff); return ch; } void Voltage_measurement() { HAL_ADC_Start (&hadc1); if(HAL_ADC_PollForConversion (&hadc1 ,10) == HAL_OK) { adc_value = HAL_ADC_GetValue (&hadc1 ); } HAL_ADC_Stop (&hadc1 ); //电压计算公式 float Voltage = (adc_value * 3.3f) / 4095; printf ("电压为%f\r\n",Voltage); } #ifndef _Voltage__H_ #define _Voltage__H_ void Voltage_measurement(void); #endif /* 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 "dma.h" #include "tim.h" #include "usart.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "LED.h" #include "KEY.h" #include "stm32f1xx_hal.h" /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ /* 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 */ void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) { if (htim == &htim8) { KEY_Mode(); // 模式处理 LED_flashing(htim); // 闪烁控制 } } /* 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_TIM8_Init(); MX_ADC1_Init(); MX_USART1_UART_Init(); /* USER CODE BEGIN 2 */ HAL_TIM_Base_Start_IT(&htim8); // 启动TIM8中断 HAL_TIM_PWM_Start (&htim8,TIM_CHANNEL_2);//启动PWM正常输出 /* USER CODE END 2 */ /* 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_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(); } PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC; PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6; 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 */ /* 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 KEY_Pin GPIO_PIN_6 #define KEY_GPIO_Port GPIOC #define KEY_EXTI_IRQn EXTI9_5_IRQn #define LED_Pin GPIO_PIN_7 #define LED_GPIO_Port GPIOC /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ #ifdef __cplusplus } #endif #endif /* __MAIN_H */ /* 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_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOD_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /*Configure GPIO pin : PtPin */ GPIO_InitStruct.Pin = KEY_Pin; GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING_FALLING; GPIO_InitStruct.Pull = GPIO_PULLUP; HAL_GPIO_Init(KEY_GPIO_Port, &GPIO_InitStruct); /* EXTI interrupt init*/ HAL_NVIC_SetPriority(EXTI9_5_IRQn, 0, 0); HAL_NVIC_EnableIRQ(EXTI9_5_IRQn); } /* USER CODE BEGIN 2 */ /* USER CODE END 2 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file gpio.h * @brief This file contains all the function prototypes for * the gpio.c file ****************************************************************************** * @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 __GPIO_H__ #define __GPIO_H__ #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "main.h" /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ void MX_GPIO_Init(void); /* USER CODE BEGIN Prototypes */ /* USER CODE END Prototypes */ #ifdef __cplusplus } #endif #endif /*__ GPIO_H__ */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file adc.c * @brief This file provides code for the configuration * of the ADC instances. ****************************************************************************** * @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 "adc.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ ADC_HandleTypeDef hadc1; DMA_HandleTypeDef hdma_adc1; /* ADC1 init function */ void MX_ADC1_Init(void) { /* USER CODE BEGIN ADC1_Init 0 */ /* USER CODE END ADC1_Init 0 */ ADC_ChannelConfTypeDef sConfig = {0}; /* USER CODE BEGIN ADC1_Init 1 */ /* USER CODE END ADC1_Init 1 */ /** Common config */ hadc1.Instance = ADC1; hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE; hadc1.Init.ContinuousConvMode = DISABLE; hadc1.Init.DiscontinuousConvMode = DISABLE; hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START; hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT; hadc1.Init.NbrOfConversion = 1; if (HAL_ADC_Init(&hadc1) != HAL_OK) { Error_Handler(); } /** Configure Regular Channel */ sConfig.Channel = ADC_CHANNEL_1; sConfig.Rank = ADC_REGULAR_RANK_1; sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5; if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN ADC1_Init 2 */ /* USER CODE END ADC1_Init 2 */ } void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(adcHandle->Instance==ADC1) { /* USER CODE BEGIN ADC1_MspInit 0 */ /* USER CODE END ADC1_MspInit 0 */ /* ADC1 clock enable */ __HAL_RCC_ADC1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**ADC1 GPIO Configuration PA1 ------> ADC1_IN1 */ GPIO_InitStruct.Pin = GPIO_PIN_1; GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* ADC1 DMA Init */ /* ADC1 Init */ hdma_adc1.Instance = DMA1_Channel1; hdma_adc1.Init.Direction = DMA_PERIPH_TO_MEMORY; hdma_adc1.Init.PeriphInc = DMA_PINC_DISABLE; hdma_adc1.Init.MemInc = DMA_MINC_ENABLE; hdma_adc1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD; hdma_adc1.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD; hdma_adc1.Init.Mode = DMA_CIRCULAR; hdma_adc1.Init.Priority = DMA_PRIORITY_LOW; if (HAL_DMA_Init(&hdma_adc1) != HAL_OK) { Error_Handler(); } __HAL_LINKDMA(adcHandle,DMA_Handle,hdma_adc1); /* USER CODE BEGIN ADC1_MspInit 1 */ /* USER CODE END ADC1_MspInit 1 */ } } void HAL_ADC_MspDeInit(ADC_HandleTypeDef* adcHandle) { if(adcHandle->Instance==ADC1) { /* USER CODE BEGIN ADC1_MspDeInit 0 */ /* USER CODE END ADC1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_ADC1_CLK_DISABLE(); /**ADC1 GPIO Configuration PA1 ------> ADC1_IN1 */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1); /* ADC1 DMA DeInit */ HAL_DMA_DeInit(adcHandle->DMA_Handle); /* USER CODE BEGIN ADC1_MspDeInit 1 */ /* USER CODE END ADC1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file adc.h * @brief This file contains all the function prototypes for * the adc.c file ****************************************************************************** * @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 __ADC_H__ #define __ADC_H__ #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "main.h" /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ extern ADC_HandleTypeDef hadc1; /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ void MX_ADC1_Init(void); /* USER CODE BEGIN Prototypes */ /* USER CODE END Prototypes */ #ifdef __cplusplus } #endif #endif /* __ADC_H__ */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file dma.c * @brief This file provides code for the configuration * of all the requested memory to memory DMA transfers. ****************************************************************************** * @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 "dma.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ /*----------------------------------------------------------------------------*/ /* Configure DMA */ /*----------------------------------------------------------------------------*/ /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /** * Enable DMA controller clock */ void MX_DMA_Init(void) { /* DMA controller clock enable */ __HAL_RCC_DMA1_CLK_ENABLE(); /* DMA interrupt init */ /* DMA1_Channel1_IRQn interrupt configuration */ HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0); HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn); } /* USER CODE BEGIN 2 */ /* USER CODE END 2 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file dma.h * @brief This file contains all the function prototypes for * the dma.c file ****************************************************************************** * @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 __DMA_H__ #define __DMA_H__ #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "main.h" /* DMA memory to memory transfer handles -------------------------------------*/ /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ void MX_DMA_Init(void); /* USER CODE BEGIN Prototypes */ /* USER CODE END Prototypes */ #ifdef __cplusplus } #endif #endif /* __DMA_H__ */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file tim.c * @brief This file provides code for the configuration * of the TIM instances. ****************************************************************************** * @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 "tim.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ TIM_HandleTypeDef htim8; /* TIM8 init function */ void MX_TIM8_Init(void) { /* USER CODE BEGIN TIM8_Init 0 */ /* USER CODE END TIM8_Init 0 */ TIM_ClockConfigTypeDef sClockSourceConfig = {0}; TIM_MasterConfigTypeDef sMasterConfig = {0}; TIM_OC_InitTypeDef sConfigOC = {0}; TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig = {0}; /* USER CODE BEGIN TIM8_Init 1 */ /* USER CODE END TIM8_Init 1 */ htim8.Instance = TIM8; htim8.Init.Prescaler = 71; htim8.Init.CounterMode = TIM_COUNTERMODE_UP; htim8.Init.Period = 999; htim8.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; htim8.Init.RepetitionCounter = 0; htim8.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_ENABLE; if (HAL_TIM_Base_Init(&htim8) != HAL_OK) { Error_Handler(); } sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL; if (HAL_TIM_ConfigClockSource(&htim8, &sClockSourceConfig) != HAL_OK) { Error_Handler(); } if (HAL_TIM_PWM_Init(&htim8) != HAL_OK) { Error_Handler(); } sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET; sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; if (HAL_TIMEx_MasterConfigSynchronization(&htim8, &sMasterConfig) != HAL_OK) { Error_Handler(); } sConfigOC.OCMode = TIM_OCMODE_PWM1; sConfigOC.Pulse = 0; sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH; sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH; sConfigOC.OCFastMode = TIM_OCFAST_DISABLE; sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET; sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET; if (HAL_TIM_PWM_ConfigChannel(&htim8, &sConfigOC, TIM_CHANNEL_2) != HAL_OK) { Error_Handler(); } sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE; sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE; sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF; sBreakDeadTimeConfig.DeadTime = 0; sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE; sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH; sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE; if (HAL_TIMEx_ConfigBreakDeadTime(&htim8, &sBreakDeadTimeConfig) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN TIM8_Init 2 */ /* USER CODE END TIM8_Init 2 */ HAL_TIM_MspPostInit(&htim8); } void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* tim_baseHandle) { if(tim_baseHandle->Instance==TIM8) { /* USER CODE BEGIN TIM8_MspInit 0 */ /* USER CODE END TIM8_MspInit 0 */ /* TIM8 clock enable */ __HAL_RCC_TIM8_CLK_ENABLE(); /* TIM8 interrupt Init */ HAL_NVIC_SetPriority(TIM8_UP_IRQn, 0, 0); HAL_NVIC_EnableIRQ(TIM8_UP_IRQn); /* USER CODE BEGIN TIM8_MspInit 1 */ /* USER CODE END TIM8_MspInit 1 */ } } void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(timHandle->Instance==TIM8) { /* USER CODE BEGIN TIM8_MspPostInit 0 */ /* USER CODE END TIM8_MspPostInit 0 */ __HAL_RCC_GPIOC_CLK_ENABLE(); /**TIM8 GPIO Configuration PC7 ------> TIM8_CH2 */ GPIO_InitStruct.Pin = LED_Pin; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(LED_GPIO_Port, &GPIO_InitStruct); /* USER CODE BEGIN TIM8_MspPostInit 1 */ /* USER CODE END TIM8_MspPostInit 1 */ } } void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* tim_baseHandle) { if(tim_baseHandle->Instance==TIM8) { /* USER CODE BEGIN TIM8_MspDeInit 0 */ /* USER CODE END TIM8_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_TIM8_CLK_DISABLE(); /* TIM8 interrupt Deinit */ HAL_NVIC_DisableIRQ(TIM8_UP_IRQn); /* USER CODE BEGIN TIM8_MspDeInit 1 */ /* USER CODE END TIM8_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file tim.h * @brief This file contains all the function prototypes for * the tim.c file ****************************************************************************** * @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 __TIM_H__ #define __TIM_H__ #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "main.h" /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ extern TIM_HandleTypeDef htim8; /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ void MX_TIM8_Init(void); void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim); /* USER CODE BEGIN Prototypes */ /* USER CODE END Prototypes */ #ifdef __cplusplus } #endif #endif /* __TIM_H__ */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file usart.c * @brief This file provides code for the configuration * of the USART instances. ****************************************************************************** * @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 "usart.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ UART_HandleTypeDef huart1; /* USART1 init function */ void MX_USART1_UART_Init(void) { /* USER CODE BEGIN USART1_Init 0 */ /* USER CODE END USART1_Init 0 */ /* USER CODE BEGIN USART1_Init 1 */ /* USER CODE END USART1_Init 1 */ huart1.Instance = USART1; huart1.Init.BaudRate = 115200; huart1.Init.WordLength = UART_WORDLENGTH_8B; huart1.Init.StopBits = UART_STOPBITS_1; huart1.Init.Parity = UART_PARITY_NONE; huart1.Init.Mode = UART_MODE_TX_RX; huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart1.Init.OverSampling = UART_OVERSAMPLING_16; if (HAL_UART_Init(&huart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART1_Init 2 */ /* USER CODE END USART1_Init 2 */ } void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspInit 0 */ /* USER CODE END USART1_MspInit 0 */ /* USART1 clock enable */ __HAL_RCC_USART1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ GPIO_InitStruct.Pin = GPIO_PIN_9; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_10; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USART1 interrupt Init */ HAL_NVIC_SetPriority(USART1_IRQn, 0, 0); HAL_NVIC_EnableIRQ(USART1_IRQn); /* USER CODE BEGIN USART1_MspInit 1 */ /* USER CODE END USART1_MspInit 1 */ } } void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) { if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspDeInit 0 */ /* USER CODE END USART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART1_CLK_DISABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10); /* USART1 interrupt Deinit */ HAL_NVIC_DisableIRQ(USART1_IRQn); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file usart.h * @brief This file contains all the function prototypes for * the usart.c file ****************************************************************************** * @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 __USART_H__ #define __USART_H__ #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "main.h" /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ extern UART_HandleTypeDef huart1; /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ void MX_USART1_UART_Init(void); /* USER CODE BEGIN Prototypes */ /* USER CODE END Prototypes */ #ifdef __cplusplus } #endif #endif /* __USART_H__ */ 上述代码在按键按下后mode值不增加且呼吸灯状况被暂停,解决这些问题

/********************************************************************************************************* * * File : W25Qx.h * Hardware Environment: * Build Environment : RealView MDK-ARM Version: 5.15 * Version : V1.0 * By : * * (c) Copyright 2005-2015, WaveShare * http://www.waveshare.net * All Rights Reserved * *********************************************************************************************************/ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __W25QXX_H #define __W25QXX_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f1xx.h" #include "spi.h" /** @addtogroup BSP * @{ */ /** @addtogroup Components * @{ */ /** @addtogroup W25Q128FV * @{ */ /** @defgroup W25Q128FV_Exported_Types * @{ */ /** * @} */ /** @defgroup W25Q128FV_Exported_Constants * @{ */ /** * @brief W25Q128FV Configuration */ #define W25Q128FV_FLASH_SIZE 0x1000000 /* 128 MBits => 16MBytes */ #define W25Q128FV_SECTOR_SIZE 0x10000 /* 256 sectors of 64KBytes */ #define W25Q128FV_SUBSECTOR_SIZE 0x1000 /* 4096 subsectors of 4kBytes */ #define W25Q128FV_PAGE_SIZE 0x100 /* 65536 pages of 256 bytes */ #define W25Q128FV_DUMMY_CYCLES_READ 4 #define W25Q128FV_DUMMY_CYCLES_READ_QUAD 10 #define W25Q128FV_BULK_ERASE_MAX_TIME 250000 #define W25Q128FV_SECTOR_ERASE_MAX_TIME 3000 #define W25Q128FV_SUBSECTOR_ERASE_MAX_TIME 800 #define W25Qx_TIMEOUT_VALUE 1000 /** * @brief W25Q128FV Commands */ /* Reset Operations */ #define RESET_ENABLE_CMD 0x66 #define RESET_MEMORY_CMD 0x99 #define ENTER_QPI_MODE_CMD 0x38 #define EXIT_QPI_MODE_CMD 0xFF /* Identification Operations */ #define READ_ID_CMD 0x90 #define DUAL_READ_ID_CMD 0x92 #define QUAD_READ_ID_CMD 0x94 #define READ_JEDEC_ID_CMD 0x9F /* Read Operations */ #define READ_CMD 0x03 #define FAST_READ_CMD 0x0B #define DUAL_OUT_FAST_READ_CMD 0x3B #define DUAL_INOUT_FAST_READ_CMD 0xBB #define QUAD_OUT_FAST_READ_CMD 0x6B #define QUAD_INOUT_FAST_READ_CMD 0xEB /* Write Operations */ #define WRITE_ENABLE_CMD 0x06 #define WRITE_DISABLE_CMD 0x04 /* Register Operations */ #define READ_STATUS_REG1_CMD 0x05 #define READ_STATUS_REG2_CMD 0x35 #define READ_STATUS_REG3_CMD 0x15 #define WRITE_STATUS_REG1_CMD 0x01 #define WRITE_STATUS_REG2_CMD 0x31 #define WRITE_STATUS_REG3_CMD 0x11 /* Program Operations */ #define PAGE_PROG_CMD 0x02 #define QUAD_INPUT_PAGE_PROG_CMD 0x32 /* Erase Operations */ #define SECTOR_ERASE_CMD 0x20 #define CHIP_ERASE_CMD 0xC7 #define PROG_ERASE_RESUME_CMD 0x7A #define PROG_ERASE_SUSPEND_CMD 0x75 /* Flag Status Register */ #define W25Q128FV_FSR_BUSY ((uint8_t)0x01) /*!< busy */ #define W25Q128FV_FSR_WREN ((uint8_t)0x02) /*!< write enable */ #define W25Q128FV_FSR_QE ((uint8_t)0x02) /*!< quad enable */ #define W25Qx_Enable() HAL_GPIO_WritePin(SPI1_CS_GPIO_Port, SPI1_CS_Pin, GPIO_PIN_RESET) #define W25Qx_Disable() HAL_GPIO_WritePin(SPI1_CS_GPIO_Port, SPI1_CS_Pin, GPIO_PIN_SET) #define W25Qx_OK ((uint8_t)0x00) #define W25Qx_ERROR ((uint8_t)0x01) #define W25Qx_BUSY ((uint8_t)0x02) #define W25Qx_TIMEOUT ((uint8_t)0x03) uint8_t BSP_W25Qx_Init(void); static void BSP_W25Qx_Reset(void); static uint8_t BSP_W25Qx_GetStatus(void); uint8_t BSP_W25Qx_WriteEnable(void); void BSP_W25Qx_Read_ID(uint8_t *ID); uint8_t BSP_W25Qx_Read(uint8_t* pData, uint32_t ReadAddr, uint32_t Size); uint8_t BSP_W25Qx_Write(uint8_t* pData, uint32_t WriteAddr, uint32_t Size); uint8_t BSP_W25Qx_Erase_Block(uint32_t Address); uint8_t BSP_W25Qx_Erase_Chip(void); /** * @} */ /** @defgroup W25Q128FV_Exported_Functions * @{ */ /** * @} */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __W25Qx_H */ /********************************************************************************************************* * * File : ws_W25Qx.c * Hardware Environment: * Build Environment : RealView MDK-ARM Version: 4.20 * Version : V1.0 * By : * * (c) Copyright 2005-2011, WaveShare * http://www.waveshare.net * All Rights Reserved * *********************************************************************************************************/ #include "W25QXX.h" /** * @brief Initializes the W25Q128FV interface. * @retval None */ uint8_t BSP_W25Qx_Init(void) { /* Reset W25Qxxx */ BSP_W25Qx_Reset(); return BSP_W25Qx_GetStatus(); } /** * @brief This function reset the W25Qx. * @retval None */ static void BSP_W25Qx_Reset(void) { uint8_t cmd[2] = {RESET_ENABLE_CMD,RESET_MEMORY_CMD}; W25Qx_Enable(); /* Send the reset command */ HAL_SPI_Transmit(&hspi1, cmd, 2, W25Qx_TIMEOUT_VALUE); W25Qx_Disable(); } /** * @brief Reads current status of the W25Q128FV. * @retval W25Q128FV memory status */ static uint8_t BSP_W25Qx_GetStatus(void) { uint8_t cmd[] = {READ_STATUS_REG1_CMD}; uint8_t status; W25Qx_Enable(); /* Send the read status command */ HAL_SPI_Transmit(&hspi1, cmd, 1, W25Qx_TIMEOUT_VALUE); /* Reception of the data */ HAL_SPI_Receive(&hspi1,&status, 1, W25Qx_TIMEOUT_VALUE); W25Qx_Disable(); /* Check the value of the register */ if((status & W25Q128FV_FSR_BUSY) != 0) { return W25Qx_BUSY; } else { return W25Qx_OK; } } /** * @brief This function send a Write Enable and wait it is effective. * @retval None */ uint8_t BSP_W25Qx_WriteEnable(void) { uint8_t cmd[] = {WRITE_ENABLE_CMD}; uint32_t tickstart = HAL_GetTick(); /*Select the FLASH: Chip Select low */ W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi1, cmd, 1, W25Qx_TIMEOUT_VALUE); /*Deselect the FLASH: Chip Select high */ W25Qx_Disable(); /* Wait the end of Flash writing */ while(BSP_W25Qx_GetStatus() == W25Qx_BUSY); { /* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Qx_TIMEOUT_VALUE) { return W25Qx_TIMEOUT; } } return W25Qx_OK; } /** * @brief Read Manufacture/Device ID. * @param return value address * @retval None */ void BSP_W25Qx_Read_ID(uint8_t *ID) { uint8_t cmd[4] = {READ_ID_CMD,0x00,0x00,0x00}; W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi1, cmd, 4, W25Qx_TIMEOUT_VALUE); /* Reception of the data */ HAL_SPI_Receive(&hspi1,ID, 2, W25Qx_TIMEOUT_VALUE); W25Qx_Disable(); } /** * @brief Reads an amount of data from the QSPI memory. * @param pData: Pointer to data to be read * @param ReadAddr: Read start address * @param Size: Size of data to read * @retval QSPI memory status */ uint8_t BSP_W25Qx_Read(uint8_t* pData, uint32_t ReadAddr, uint32_t Size) { uint8_t cmd[4]; /* Configure the command */ cmd[0] = READ_CMD; cmd[1] = (uint8_t)(ReadAddr >> 16); cmd[2] = (uint8_t)(ReadAddr >> 8); cmd[3] = (uint8_t)(ReadAddr); W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi1, cmd, 4, W25Qx_TIMEOUT_VALUE); /* Reception of the data */ if (HAL_SPI_Receive(&hspi1, pData,Size,W25Qx_TIMEOUT_VALUE) != HAL_OK) { return W25Qx_ERROR; } W25Qx_Disable(); return W25Qx_OK; } /** * @brief Writes an amount of data to the QSPI memory. * @param pData: Pointer to data to be written * @param WriteAddr: Write start address * @param Size: Size of data to write,No more than 256byte. * @retval QSPI memory status */ uint8_t BSP_W25Qx_Write(uint8_t* pData, uint32_t WriteAddr, uint32_t Size) { uint8_t cmd[4]; uint32_t end_addr, current_size, current_addr; uint32_t tickstart = HAL_GetTick(); /* Calculation of the size between the write address and the end of the page */ current_addr = 0; while (current_addr <= WriteAddr) { current_addr += W25Q128FV_PAGE_SIZE; } current_size = current_addr - WriteAddr; /* Check if the size of the data is less than the remaining place in the page */ if (current_size > Size) { current_size = Size; } /* Initialize the adress variables */ current_addr = WriteAddr; end_addr = WriteAddr + Size; /* Perform the write page by page */ do { /* Configure the command */ cmd[0] = PAGE_PROG_CMD; cmd[1] = (uint8_t)(current_addr >> 16); cmd[2] = (uint8_t)(current_addr >> 8); cmd[3] = (uint8_t)(current_addr); /* Enable write operations */ BSP_W25Qx_WriteEnable(); W25Qx_Enable(); /* Send the command */ if (HAL_SPI_Transmit(&hspi1,cmd, 4, W25Qx_TIMEOUT_VALUE) != HAL_OK) { return W25Qx_ERROR; } /* Transmission of the data */ if (HAL_SPI_Transmit(&hspi1, pData,current_size, W25Qx_TIMEOUT_VALUE) != HAL_OK) { return W25Qx_ERROR; } W25Qx_Disable(); /* Wait the end of Flash writing */ while(BSP_W25Qx_GetStatus() == W25Qx_BUSY); { /* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Qx_TIMEOUT_VALUE) { return W25Qx_TIMEOUT; } } /* Update the address and size variables for next page programming */ current_addr += current_size; pData += current_size; current_size = ((current_addr + W25Q128FV_PAGE_SIZE) > end_addr) ? (end_addr - current_addr) : W25Q128FV_PAGE_SIZE; } while (current_addr < end_addr); return W25Qx_OK; } /** * @brief Erases the specified block of the QSPI memory. * @param BlockAddress: Block address to erase * @retval QSPI memory status */ uint8_t BSP_W25Qx_Erase_Block(uint32_t Address) { uint8_t cmd[4]; uint32_t tickstart = HAL_GetTick(); cmd[0] = SECTOR_ERASE_CMD; cmd[1] = (uint8_t)(Address >> 16); cmd[2] = (uint8_t)(Address >> 8); cmd[3] = (uint8_t)(Address); /* Enable write operations */ BSP_W25Qx_WriteEnable(); /*Select the FLASH: Chip Select low */ W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi1, cmd, 4, W25Qx_TIMEOUT_VALUE); /*Deselect the FLASH: Chip Select high */ W25Qx_Disable(); /* Wait the end of Flash writing */ while(BSP_W25Qx_GetStatus() == W25Qx_BUSY); { /* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Q128FV_SECTOR_ERASE_MAX_TIME) { return W25Qx_TIMEOUT; } } return W25Qx_OK; } /** * @brief Erases the entire QSPI memory.This function will take a very long time. * @retval QSPI memory status */ uint8_t BSP_W25Qx_Erase_Chip(void) { uint8_t cmd[4]; uint32_t tickstart = HAL_GetTick(); cmd[0] = SECTOR_ERASE_CMD; /* Enable write operations */ BSP_W25Qx_WriteEnable(); /*Select the FLASH: Chip Select low */ W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi1, cmd, 1, W25Qx_TIMEOUT_VALUE); /*Deselect the FLASH: Chip Select high */ W25Qx_Disable(); /* Wait the end of Flash writing */ while(BSP_W25Qx_GetStatus() != W25Qx_BUSY); { /* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Q128FV_BULK_ERASE_MAX_TIME) { return W25Qx_TIMEOUT; } } return W25Qx_OK; } /* 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 "spi.h" #include "usart.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "stm32f1xx_hal.h" #include <stdio.h> #include <string.h> #include "W25QXX.h" uint8_t wData[0x100]; uint8_t rData[0x100]; uint32_t i; uint8_t ID[2]; extern UART_HandleTypeDef huart1; //声明串口 /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ /** * 函数功能: 重定向c库函数printf到DEBUG_USARTx * 输入参数: 无 * 返 回 值: 无 * 说 明:无 */ int fputc(int ch, FILE *f) { HAL_UART_Transmit(&huart1, (uint8_t *)&ch, 1, 0xffff); return ch; } /** * 函数功能: 重定向c库函数getchar,scanf到DEBUG_USARTx * 输入参数: 无 * 返 回 值: 无 * 说 明:无 */ int fgetc(FILE *f) { uint8_t ch = 0; HAL_UART_Receive(&huart1, &ch, 1, 0xffff); return ch; } /* 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_USART1_UART_Init(); MX_SPI1_Init(); /* USER CODE BEGIN 2 */ printf("\r\n SPI-W25Qxxx Example \r\n\r\n"); /*##-1- Read the device ID ########################*/ BSP_W25Qx_Init(); BSP_W25Qx_Read_ID(ID); printf(" W25Qxxx ID is : 0x%02X 0x%02X \r\n\r\n",ID[0],ID[1]); /*##-2- Erase Block ##################################*/ if(BSP_W25Qx_Erase_Block(0) == W25Qx_OK) printf(" SPI Erase Block ok\r\n"); else Error_Handler(); /*##-3- Written to the flash ########################*/ /* fill buffer */ for(i =0;i<0x100;i ++) { wData[i] = i; rData[i] = 0; } if(BSP_W25Qx_Write(wData,0x00,0x100)== W25Qx_OK) printf(" SPI Write ok\r\n"); else Error_Handler(); /*##-4- Read the flash ########################*/ if(BSP_W25Qx_Read(rData,0x00,0x100)== W25Qx_OK) printf(" SPI Read ok\r\n\r\n"); else Error_Handler(); printf("SPI Read Data : \r\n"); for(i =0;i<0x100;i++) printf("0x%02X ",rData[i]); printf("\r\n\r\n"); /*##-5- check date ########################*/ if(memcmp(wData,rData,0x100) == 0 ) printf(" W25Q128FV SPI Test OK\r\n"); else printf(" W25Q128FV SPI Test False\r\n"); /* USER CODE END 2 */ /* 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}; /** 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_GPIOD_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(SPI1_CS_GPIO_Port, SPI1_CS_Pin, GPIO_PIN_RESET); /*Configure GPIO pin : PtPin */ GPIO_InitStruct.Pin = SPI1_CS_Pin; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; HAL_GPIO_Init(SPI1_CS_GPIO_Port, &GPIO_InitStruct); } /* USER CODE BEGIN 2 */ /* USER CODE END 2 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file spi.c * @brief This file provides code for the configuration * of the SPI instances. ****************************************************************************** * @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 "spi.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ SPI_HandleTypeDef hspi1; /* SPI1 init function */ void MX_SPI1_Init(void) { /* USER CODE BEGIN SPI1_Init 0 */ /* USER CODE END SPI1_Init 0 */ /* USER CODE BEGIN SPI1_Init 1 */ /* USER CODE END SPI1_Init 1 */ hspi1.Instance = SPI1; hspi1.Init.Mode = SPI_MODE_MASTER; hspi1.Init.Direction = SPI_DIRECTION_2LINES; hspi1.Init.DataSize = SPI_DATASIZE_8BIT; hspi1.Init.CLKPolarity = SPI_POLARITY_LOW; hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; hspi1.Init.NSS = SPI_NSS_SOFT; hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_64; hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; hspi1.Init.TIMode = SPI_TIMODE_DISABLE; hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; hspi1.Init.CRCPolynomial = 10; if (HAL_SPI_Init(&hspi1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN SPI1_Init 2 */ /* USER CODE END SPI1_Init 2 */ } void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(spiHandle->Instance==SPI1) { /* USER CODE BEGIN SPI1_MspInit 0 */ /* USER CODE END SPI1_MspInit 0 */ /* SPI1 clock enable */ __HAL_RCC_SPI1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**SPI1 GPIO Configuration PA5 ------> SPI1_SCK PA6 ------> SPI1_MISO PA7 ------> SPI1_MOSI */ GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_7; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_6; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN SPI1_MspInit 1 */ /* USER CODE END SPI1_MspInit 1 */ } } void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle) { if(spiHandle->Instance==SPI1) { /* USER CODE BEGIN SPI1_MspDeInit 0 */ /* USER CODE END SPI1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_SPI1_CLK_DISABLE(); /**SPI1 GPIO Configuration PA5 ------> SPI1_SCK PA6 ------> SPI1_MISO PA7 ------> SPI1_MOSI */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7); /* USER CODE BEGIN SPI1_MspDeInit 1 */ /* USER CODE END SPI1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file usart.c * @brief This file provides code for the configuration * of the USART instances. ****************************************************************************** * @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 "usart.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ UART_HandleTypeDef huart1; /* USART1 init function */ void MX_USART1_UART_Init(void) { /* USER CODE BEGIN USART1_Init 0 */ /* USER CODE END USART1_Init 0 */ /* USER CODE BEGIN USART1_Init 1 */ /* USER CODE END USART1_Init 1 */ huart1.Instance = USART1; huart1.Init.BaudRate = 115200; huart1.Init.WordLength = UART_WORDLENGTH_8B; huart1.Init.StopBits = UART_STOPBITS_1; huart1.Init.Parity = UART_PARITY_NONE; huart1.Init.Mode = UART_MODE_TX_RX; huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart1.Init.OverSampling = UART_OVERSAMPLING_16; if (HAL_UART_Init(&huart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART1_Init 2 */ /* USER CODE END USART1_Init 2 */ } void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspInit 0 */ /* USER CODE END USART1_MspInit 0 */ /* USART1 clock enable */ __HAL_RCC_USART1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ GPIO_InitStruct.Pin = GPIO_PIN_9; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_10; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN USART1_MspInit 1 */ /* USER CODE END USART1_MspInit 1 */ } } void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) { if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspDeInit 0 */ /* USER CODE END USART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART1_CLK_DISABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* 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 */ /* USER CODE END 1 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file stm32f1xx_hal_msp.c * @brief This file provides code for the MSP Initialization * and de-Initialization codes. ****************************************************************************** * @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" /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN TD */ /* USER CODE END TD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN Define */ /* USER CODE END Define */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN Macro */ /* USER CODE END Macro */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* External functions --------------------------------------------------------*/ /* USER CODE BEGIN ExternalFunctions */ /* USER CODE END ExternalFunctions */ /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ /** * Initializes the Global MSP. */ void HAL_MspInit(void) { /* USER CODE BEGIN MspInit 0 */ /* USER CODE END MspInit 0 */ __HAL_RCC_AFIO_CLK_ENABLE(); __HAL_RCC_PWR_CLK_ENABLE(); /* System interrupt init*/ /** NOJTAG: JTAG-DP Disabled and SW-DP Enabled */ __HAL_AFIO_REMAP_SWJ_NOJTAG(); /* USER CODE BEGIN MspInit 1 */ /* USER CODE END MspInit 1 */ } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ 这段代码串口打印出来的都是0x00,是什么原因,要怎么改,使用的芯片为stm32f103rct6,cpol设置为low cpha设置为1Edge,SPI1_sck、SPI1_miso、SPI1_mosi分别对应的引脚为PA5、PA6、PA7

/********************************************************************************************************* * * File : ws_W25Qx.c * Hardware Environment: * Build Environment : RealView MDK-ARM Version: 4.20 * Version : V1.0 * By : * * (c) Copyright 2005-2011, WaveShare * http://www.waveshare.net * All Rights Reserved * *********************************************************************************************************/ #include "W25QXX.h" /** * @brief Initializes the W25Q128FV interface. * @retval None */ uint8_t BSP_W25Qx_Init(void) { /* Reset W25Qxxx */ BSP_W25Qx_Reset(); return BSP_W25Qx_GetStatus(); } /** * @brief This function reset the W25Qx. * @retval None */ static void BSP_W25Qx_Reset(void) { uint8_t cmd[2] = {RESET_ENABLE_CMD,RESET_MEMORY_CMD}; W25Qx_Enable(); /* Send the reset command */ HAL_SPI_Transmit(&hspi2, cmd, 2, W25Qx_TIMEOUT_VALUE); W25Qx_Disable(); } /** * @brief Reads current status of the W25Q128FV. * @retval W25Q128FV memory status */ static uint8_t BSP_W25Qx_GetStatus(void) { uint8_t cmd[] = {READ_STATUS_REG1_CMD}; uint8_t status; W25Qx_Enable(); /* Send the read status command */ HAL_SPI_Transmit(&hspi2, cmd, 1, W25Qx_TIMEOUT_VALUE); /* Reception of the data */ HAL_SPI_Receive(&hspi2,&status, 1, W25Qx_TIMEOUT_VALUE); W25Qx_Disable(); /* Check the value of the register */ if((status & W25Q128FV_FSR_BUSY) != 0) { return W25Qx_BUSY; } else { return W25Qx_OK; } } /** * @brief This function send a Write Enable and wait it is effective. * @retval None */ uint8_t BSP_W25Qx_WriteEnable(void) { uint8_t cmd[] = {WRITE_ENABLE_CMD}; uint32_t tickstart = HAL_GetTick(); /*Select the FLASH: Chip Select low */ W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi2, cmd, 1, W25Qx_TIMEOUT_VALUE); /*Deselect the FLASH: Chip Select high */ W25Qx_Disable(); /* Wait the end of Flash writing */ while(BSP_W25Qx_GetStatus() == W25Qx_BUSY); { /* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Qx_TIMEOUT_VALUE) { return W25Qx_TIMEOUT; } } return W25Qx_OK; } /** * @brief Read Manufacture/Device ID. * @param return value address * @retval None */ void BSP_W25Qx_Read_ID(uint8_t *ID) { uint8_t cmd[4] = {READ_ID_CMD,0x00,0x00,0x00}; W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi2, cmd, 4, W25Qx_TIMEOUT_VALUE); /* Reception of the data */ HAL_SPI_Receive(&hspi2,ID, 2, W25Qx_TIMEOUT_VALUE); W25Qx_Disable(); } /** * @brief Reads an amount of data from the QSPI memory. * @param pData: Pointer to data to be read * @param ReadAddr: Read start address * @param Size: Size of data to read * @retval QSPI memory status */ uint8_t BSP_W25Qx_Read(uint8_t* pData, uint32_t ReadAddr, uint32_t Size) { uint8_t cmd[4]; /* Configure the command */ cmd[0] = READ_CMD; cmd[1] = (uint8_t)(ReadAddr >> 16); cmd[2] = (uint8_t)(ReadAddr >> 8); cmd[3] = (uint8_t)(ReadAddr); W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi2, cmd, 4, W25Qx_TIMEOUT_VALUE); /* Reception of the data */ if (HAL_SPI_Receive(&hspi2, pData,Size,W25Qx_TIMEOUT_VALUE) != HAL_OK) { return W25Qx_ERROR; } W25Qx_Disable(); return W25Qx_OK; } /** * @brief Writes an amount of data to the QSPI memory. * @param pData: Pointer to data to be written * @param WriteAddr: Write start address * @param Size: Size of data to write,No more than 256byte. * @retval QSPI memory status */ uint8_t BSP_W25Qx_Write(uint8_t* pData, uint32_t WriteAddr, uint32_t Size) { uint8_t cmd[4]; uint32_t end_addr, current_size, current_addr; uint32_t tickstart = HAL_GetTick(); /* Calculation of the size between the write address and the end of the page */ current_addr = 0; while (current_addr <= WriteAddr) { current_addr += W25Q128FV_PAGE_SIZE; } current_size = current_addr - WriteAddr; /* Check if the size of the data is less than the remaining place in the page */ if (current_size > Size) { current_size = Size; } /* Initialize the adress variables */ current_addr = WriteAddr; end_addr = WriteAddr + Size; /* Perform the write page by page */ do { /* Configure the command */ cmd[0] = PAGE_PROG_CMD; cmd[1] = (uint8_t)(current_addr >> 16); cmd[2] = (uint8_t)(current_addr >> 8); cmd[3] = (uint8_t)(current_addr); /* Enable write operations */ BSP_W25Qx_WriteEnable(); W25Qx_Enable(); /* Send the command */ if (HAL_SPI_Transmit(&hspi2,cmd, 4, W25Qx_TIMEOUT_VALUE) != HAL_OK) { return W25Qx_ERROR; } /* Transmission of the data */ if (HAL_SPI_Transmit(&hspi2, pData,current_size, W25Qx_TIMEOUT_VALUE) != HAL_OK) { return W25Qx_ERROR; } W25Qx_Disable(); /* Wait the end of Flash writing */ while(BSP_W25Qx_GetStatus() == W25Qx_BUSY); { /* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Qx_TIMEOUT_VALUE) { return W25Qx_TIMEOUT; } } /* Update the address and size variables for next page programming */ current_addr += current_size; pData += current_size; current_size = ((current_addr + W25Q128FV_PAGE_SIZE) > end_addr) ? (end_addr - current_addr) : W25Q128FV_PAGE_SIZE; } while (current_addr < end_addr); return W25Qx_OK; } /** * @brief Erases the specified block of the QSPI memory. * @param BlockAddress: Block address to erase * @retval QSPI memory status */ uint8_t BSP_W25Qx_Erase_Block(uint32_t Address) { uint8_t cmd[4]; uint32_t tickstart = HAL_GetTick(); cmd[0] = SECTOR_ERASE_CMD; cmd[1] = (uint8_t)(Address >> 16); cmd[2] = (uint8_t)(Address >> 8); cmd[3] = (uint8_t)(Address); /* Enable write operations */ BSP_W25Qx_WriteEnable(); /*Select the FLASH: Chip Select low */ W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi2, cmd, 4, W25Qx_TIMEOUT_VALUE); /*Deselect the FLASH: Chip Select high */ W25Qx_Disable(); /* Wait the end of Flash writing */ while(BSP_W25Qx_GetStatus() == W25Qx_BUSY); { /* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Q128FV_SECTOR_ERASE_MAX_TIME) { return W25Qx_TIMEOUT; } } return W25Qx_OK; } /** * @brief Erases the entire QSPI memory.This function will take a very long time. * @retval QSPI memory status */ uint8_t BSP_W25Qx_Erase_Chip(void) { uint8_t cmd[4]; uint32_t tickstart = HAL_GetTick(); cmd[0] = SECTOR_ERASE_CMD; /* Enable write operations */ BSP_W25Qx_WriteEnable(); /*Select the FLASH: Chip Select low */ W25Qx_Enable(); /* Send the read ID command */ HAL_SPI_Transmit(&hspi2, cmd, 1, W25Qx_TIMEOUT_VALUE); /*Deselect the FLASH: Chip Select high */ W25Qx_Disable(); /* Wait the end of Flash writing */ while(BSP_W25Qx_GetStatus() != W25Qx_BUSY); { /* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Q128FV_BULK_ERASE_MAX_TIME) { return W25Qx_TIMEOUT; } } return W25Qx_OK; } /********************************************************************************************************* * * File : W25Qx.h * Hardware Environment: * Build Environment : RealView MDK-ARM Version: 5.15 * Version : V1.0 * By : * * (c) Copyright 2005-2015, WaveShare * http://www.waveshare.net * All Rights Reserved * *********************************************************************************************************/ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __W25QXX_H #define __W25QXX_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f1xx.h" #include "spi.h" /** @addtogroup BSP * @{ */ /** @addtogroup Components * @{ */ /** @addtogroup W25Q128FV * @{ */ /** @defgroup W25Q128FV_Exported_Types * @{ */ /** * @} */ /** @defgroup W25Q128FV_Exported_Constants * @{ */ /** * @brief W25Q128FV Configuration */ #define W25Q128FV_FLASH_SIZE 0x1000000 /* 128 MBits => 16MBytes */ #define W25Q128FV_SECTOR_SIZE 0x10000 /* 256 sectors of 64KBytes */ #define W25Q128FV_SUBSECTOR_SIZE 0x1000 /* 4096 subsectors of 4kBytes */ #define W25Q128FV_PAGE_SIZE 0x100 /* 65536 pages of 256 bytes */ #define W25Q128FV_DUMMY_CYCLES_READ 4 #define W25Q128FV_DUMMY_CYCLES_READ_QUAD 10 #define W25Q128FV_BULK_ERASE_MAX_TIME 250000 #define W25Q128FV_SECTOR_ERASE_MAX_TIME 3000 #define W25Q128FV_SUBSECTOR_ERASE_MAX_TIME 800 #define W25Qx_TIMEOUT_VALUE 1000 /** * @brief W25Q128FV Commands */ /* Reset Operations */ #define RESET_ENABLE_CMD 0x66 #define RESET_MEMORY_CMD 0x99 #define ENTER_QPI_MODE_CMD 0x38 #define EXIT_QPI_MODE_CMD 0xFF /* Identification Operations */ #define READ_ID_CMD 0x90 #define DUAL_READ_ID_CMD 0x92 #define QUAD_READ_ID_CMD 0x94 #define READ_JEDEC_ID_CMD 0x9F /* Read Operations */ #define READ_CMD 0x03 #define FAST_READ_CMD 0x0B #define DUAL_OUT_FAST_READ_CMD 0x3B #define DUAL_INOUT_FAST_READ_CMD 0xBB #define QUAD_OUT_FAST_READ_CMD 0x6B #define QUAD_INOUT_FAST_READ_CMD 0xEB /* Write Operations */ #define WRITE_ENABLE_CMD 0x06 #define WRITE_DISABLE_CMD 0x04 /* Register Operations */ #define READ_STATUS_REG1_CMD 0x05 #define READ_STATUS_REG2_CMD 0x35 #define READ_STATUS_REG3_CMD 0x15 #define WRITE_STATUS_REG1_CMD 0x01 #define WRITE_STATUS_REG2_CMD 0x31 #define WRITE_STATUS_REG3_CMD 0x11 /* Program Operations */ #define PAGE_PROG_CMD 0x02 #define QUAD_INPUT_PAGE_PROG_CMD 0x32 /* Erase Operations */ #define SECTOR_ERASE_CMD 0x20 #define CHIP_ERASE_CMD 0xC7 #define PROG_ERASE_RESUME_CMD 0x7A #define PROG_ERASE_SUSPEND_CMD 0x75 /* Flag Status Register */ #define W25Q128FV_FSR_BUSY ((uint8_t)0x01) /*!< busy */ #define W25Q128FV_FSR_WREN ((uint8_t)0x02) /*!< write enable */ #define W25Q128FV_FSR_QE ((uint8_t)0x02) /*!< quad enable */ #define W25Qx_Enable() HAL_GPIO_WritePin(GPIOB, GPIO_PIN_12, GPIO_PIN_RESET) #define W25Qx_Disable() HAL_GPIO_WritePin(GPIOB, GPIO_PIN_12, GPIO_PIN_SET) #define W25Qx_OK ((uint8_t)0x00) #define W25Qx_ERROR ((uint8_t)0x01) #define W25Qx_BUSY ((uint8_t)0x02) #define W25Qx_TIMEOUT ((uint8_t)0x03) uint8_t BSP_W25Qx_Init(void); static void BSP_W25Qx_Reset(void); static uint8_t BSP_W25Qx_GetStatus(void); uint8_t BSP_W25Qx_WriteEnable(void); void BSP_W25Qx_Read_ID(uint8_t *ID); uint8_t BSP_W25Qx_Read(uint8_t* pData, uint32_t ReadAddr, uint32_t Size); uint8_t BSP_W25Qx_Write(uint8_t* pData, uint32_t WriteAddr, uint32_t Size); uint8_t BSP_W25Qx_Erase_Block(uint32_t Address); uint8_t BSP_W25Qx_Erase_Chip(void); /** * @} */ /** @defgroup W25Q128FV_Exported_Functions * @{ */ /** * @} */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __W25Qx_H */ /* 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 "spi.h" #include "usart.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "stm32f1xx_hal.h" #include <stdio.h> #include <string.h> #include "W25QXX.h" uint8_t wData[0x100]; uint8_t rData[0x100]; uint32_t i; uint8_t ID[2]; extern UART_HandleTypeDef huart1; //声明串口 /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ /** * 函数功能: 重定向c库函数printf到DEBUG_USARTx * 输入参数: 无 * 返 回 值: 无 * 说 明:无 */ int fputc(int ch, FILE *f) { HAL_UART_Transmit(&huart1, (uint8_t *)&ch, 1, 0xffff); return ch; } /** * 函数功能: 重定向c库函数getchar,scanf到DEBUG_USARTx * 输入参数: 无 * 返 回 值: 无 * 说 明:无 */ int fgetc(FILE *f) { uint8_t ch = 0; HAL_UART_Receive(&huart1, &ch, 1, 0xffff); return ch; } /* 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_SPI2_Init(); MX_USART1_UART_Init(); /* USER CODE BEGIN 2 */ printf("\r\n SPI-W25Qxxx Example \r\n\r\n"); /*##-1- Read the device ID ########################*/ BSP_W25Qx_Init(); BSP_W25Qx_Read_ID(ID); printf(" W25Qxxx ID is : 0x%02X 0x%02X \r\n\r\n",ID[0],ID[1]); /*##-2- Erase Block ##################################*/ if(BSP_W25Qx_Erase_Block(0) == W25Qx_OK) printf(" SPI Erase Block ok\r\n"); else Error_Handler(); /*##-3- Written to the flash ########################*/ /* fill buffer */ for(i =0;i<0x100;i ++) { wData[i] = i; rData[i] = 0; } if(BSP_W25Qx_Write(wData,0x00,0x100)== W25Qx_OK) printf(" SPI Write ok\r\n"); else Error_Handler(); /*##-4- Read the flash ########################*/ if(BSP_W25Qx_Read(rData,0x00,0x100)== W25Qx_OK) printf(" SPI Read ok\r\n\r\n"); else Error_Handler(); printf("SPI Read Data : \r\n"); for(i =0;i<0x100;i++) printf("0x%02X ",rData[i]); printf("\r\n\r\n"); /*##-5- check date ########################*/ if(memcmp(wData,rData,0x100) == 0 ) printf(" W25Q128FV SPI Test OK\r\n"); else printf(" W25Q128FV SPI Test False\r\n"); /* USER CODE END 2 */ /* 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}; /** 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_GPIOD_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(SPI2_CS_GPIO_Port, SPI2_CS_Pin, GPIO_PIN_RESET); /*Configure GPIO pin : PtPin */ GPIO_InitStruct.Pin = SPI2_CS_Pin; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; HAL_GPIO_Init(SPI2_CS_GPIO_Port, &GPIO_InitStruct); } /* USER CODE BEGIN 2 */ /* USER CODE END 2 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file spi.c * @brief This file provides code for the configuration * of the SPI instances. ****************************************************************************** * @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 "spi.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ SPI_HandleTypeDef hspi2; /* SPI2 init function */ void MX_SPI2_Init(void) { /* USER CODE BEGIN SPI2_Init 0 */ /* USER CODE END SPI2_Init 0 */ /* USER CODE BEGIN SPI2_Init 1 */ /* USER CODE END SPI2_Init 1 */ hspi2.Instance = SPI2; hspi2.Init.Mode = SPI_MODE_MASTER; hspi2.Init.Direction = SPI_DIRECTION_2LINES; hspi2.Init.DataSize = SPI_DATASIZE_8BIT; hspi2.Init.CLKPolarity = SPI_POLARITY_LOW; hspi2.Init.CLKPhase = SPI_PHASE_1EDGE; hspi2.Init.NSS = SPI_NSS_SOFT; hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_64; hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB; hspi2.Init.TIMode = SPI_TIMODE_DISABLE; hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; hspi2.Init.CRCPolynomial = 10; if (HAL_SPI_Init(&hspi2) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN SPI2_Init 2 */ /* USER CODE END SPI2_Init 2 */ } void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(spiHandle->Instance==SPI2) { /* USER CODE BEGIN SPI2_MspInit 0 */ /* USER CODE END SPI2_MspInit 0 */ /* SPI2 clock enable */ __HAL_RCC_SPI2_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); /**SPI2 GPIO Configuration PB13 ------> SPI2_SCK PB14 ------> SPI2_MISO PB15 ------> SPI2_MOSI */ GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_15; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_14; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* USER CODE BEGIN SPI2_MspInit 1 */ /* USER CODE END SPI2_MspInit 1 */ } } void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle) { if(spiHandle->Instance==SPI2) { /* USER CODE BEGIN SPI2_MspDeInit 0 */ /* USER CODE END SPI2_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_SPI2_CLK_DISABLE(); /**SPI2 GPIO Configuration PB13 ------> SPI2_SCK PB14 ------> SPI2_MISO PB15 ------> SPI2_MOSI */ HAL_GPIO_DeInit(GPIOB, GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15); /* USER CODE BEGIN SPI2_MspDeInit 1 */ /* USER CODE END SPI2_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 *//* USER CODE BEGIN Header */ /** ****************************************************************************** * @file usart.c * @brief This file provides code for the configuration * of the USART instances. ****************************************************************************** * @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 "usart.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ UART_HandleTypeDef huart1; /* USART1 init function */ void MX_USART1_UART_Init(void) { /* USER CODE BEGIN USART1_Init 0 */ /* USER CODE END USART1_Init 0 */ /* USER CODE BEGIN USART1_Init 1 */ /* USER CODE END USART1_Init 1 */ huart1.Instance = USART1; huart1.Init.BaudRate = 115200; huart1.Init.WordLength = UART_WORDLENGTH_8B; huart1.Init.StopBits = UART_STOPBITS_1; huart1.Init.Parity = UART_PARITY_NONE; huart1.Init.Mode = UART_MODE_TX_RX; huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart1.Init.OverSampling = UART_OVERSAMPLING_16; if (HAL_UART_Init(&huart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART1_Init 2 */ /* USER CODE END USART1_Init 2 */ } void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspInit 0 */ /* USER CODE END USART1_MspInit 0 */ /* USART1 clock enable */ __HAL_RCC_USART1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ GPIO_InitStruct.Pin = GPIO_PIN_9; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_10; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN USART1_MspInit 1 */ /* USER CODE END USART1_MspInit 1 */ } } void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) { if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspDeInit 0 */ /* USER CODE END USART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART1_CLK_DISABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file usart.c * @brief This file provides code for the configuration * of the USART instances. ****************************************************************************** * @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 "usart.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ UART_HandleTypeDef huart1; /* USART1 init function */ void MX_USART1_UART_Init(void) { /* USER CODE BEGIN USART1_Init 0 */ /* USER CODE END USART1_Init 0 */ /* USER CODE BEGIN USART1_Init 1 */ /* USER CODE END USART1_Init 1 */ huart1.Instance = USART1; huart1.Init.BaudRate = 115200; huart1.Init.WordLength = UART_WORDLENGTH_8B; huart1.Init.StopBits = UART_STOPBITS_1; huart1.Init.Parity = UART_PARITY_NONE; huart1.Init.Mode = UART_MODE_TX_RX; huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart1.Init.OverSampling = UART_OVERSAMPLING_16; if (HAL_UART_Init(&huart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART1_Init 2 */ /* USER CODE END USART1_Init 2 */ } void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspInit 0 */ /* USER CODE END USART1_MspInit 0 */ /* USART1 clock enable */ __HAL_RCC_USART1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ GPIO_InitStruct.Pin = GPIO_PIN_9; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_10; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN USART1_MspInit 1 */ /* USER CODE END USART1_MspInit 1 */ } } void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) { if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspDeInit 0 */ /* USER CODE END USART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART1_CLK_DISABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file usart.c * @brief This file provides code for the configuration * of the USART instances. ****************************************************************************** * @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 "usart.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ UART_HandleTypeDef huart1; /* USART1 init function */ void MX_USART1_UART_Init(void) { /* USER CODE BEGIN USART1_Init 0 */ /* USER CODE END USART1_Init 0 */ /* USER CODE BEGIN USART1_Init 1 */ /* USER CODE END USART1_Init 1 */ huart1.Instance = USART1; huart1.Init.BaudRate = 115200; huart1.Init.WordLength = UART_WORDLENGTH_8B; huart1.Init.StopBits = UART_STOPBITS_1; huart1.Init.Parity = UART_PARITY_NONE; huart1.Init.Mode = UART_MODE_TX_RX; huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart1.Init.OverSampling = UART_OVERSAMPLING_16; if (HAL_UART_Init(&huart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART1_Init 2 */ /* USER CODE END USART1_Init 2 */ } void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspInit 0 */ /* USER CODE END USART1_MspInit 0 */ /* USART1 clock enable */ __HAL_RCC_USART1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ GPIO_InitStruct.Pin = GPIO_PIN_9; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_10; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN USART1_MspInit 1 */ /* USER CODE END USART1_MspInit 1 */ } } void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) { if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspDeInit 0 */ /* USER CODE END USART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART1_CLK_DISABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* 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 */ /* USER CODE END 1 */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * @file stm32f1xx_hal_msp.c * @brief This file provides code for the MSP Initialization * and de-Initialization codes. ****************************************************************************** * @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" /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN TD */ /* USER CODE END TD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN Define */ /* USER CODE END Define */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN Macro */ /* USER CODE END Macro */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* External functions --------------------------------------------------------*/ /* USER CODE BEGIN ExternalFunctions */ /* USER CODE END ExternalFunctions */ /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ /** * Initializes the Global MSP. */ void HAL_MspInit(void) { /* USER CODE BEGIN MspInit 0 */ /* USER CODE END MspInit 0 */ __HAL_RCC_AFIO_CLK_ENABLE(); __HAL_RCC_PWR_CLK_ENABLE(); /* System interrupt init*/ /** NOJTAG: JTAG-DP Disabled and SW-DP Enabled */ __HAL_AFIO_REMAP_SWJ_NOJTAG(); /* USER CODE BEGIN MspInit 1 */ /* USER CODE END MspInit 1 */ } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */

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 "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(); MX_TIM2_Init(); MX_USART1_UART_Init(); MX_USART3_UART_Init(); /* USER CODE BEGIN 2 */ HAL_TIM_PWM_Start(&htim2, TIM_CHANNEL_2); // 启动USART1接收中断 HAL_UART_Receive_IT(&huart1, rxBuffer1, 1); // 启动USART3接收中断,波特率9600 HAL_UART_Receive_IT(&huart3, rxBuffer3, 1); /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ // 调用红外检测函数 IR_Detection(); // 根据红外传感器状态控制PWM输出 if (HAL_GPIO_ReadPin(GPIOB, GPIO_PIN_15) == GPIO_PIN_SET) { __HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_2, 0); } else { __HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_2, 180); } // 添加延时以避免过度占用CPU HAL_Delay(100); } /* 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 */ // 统一的UART接收回调函数 void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { if(huart->Instance == USART1) { // USART1数据处理逻辑 // 例如:可以在这里添加对USART1接收到的数据的处理 // 重新启动接收 HAL_UART_Receive_IT(&huart1, rxBuffer1, 1); } 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! Light sensor and motor control enabled.\r\n", 62, 100); /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ /* ????? */ light_value = Read_LightSensor(); /* ???? */ light_filtered = ApplyFilter(light_value); /* ?????? */ Control_Motor(light_filtered); /* ??????????? */ Send_Data_To_UART(light_filtered, motor_speed); /* ????????LED - ????????? */ if(light_filtered < LIGHT_THRESHOLD_LOW) { led_state = 1; // ???,LED?? } else if(light_filtered > LIGHT_THRESHOLD_HIGH) { led_state = 0; // ???,LED?? } HAL_GPIO_WritePin(LED_GPIO_PORT, LED_PIN, led_state ? GPIO_PIN_SET : GPIO_PIN_RESET); HAL_Delay(100); // ????,?????? } /* 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_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(); } PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC; PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } } /* USER CODE BEGIN 4 */ // UART?????? void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { if(huart->Instance == USART1) { // ??USART1?????? // ?????? 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

pdf
内容概要:文章详细介绍了ETL工程师这一职业,解释了ETL(Extract-Transform-Load)的概念及其在数据处理中的重要性。ETL工程师负责将分散、不统一的数据整合为有价值的信息,支持企业的决策分析。日常工作包括数据整合、存储管理、挖掘设计支持和多维分析展现。文中强调了ETL工程师所需的核心技能,如数据库知识、ETL工具使用、编程能力、业务理解能力和问题解决能力。此外,还盘点了常见的ETL工具,包括开源工具如Kettle、XXL-JOB、Oozie、Azkaban和海豚调度,以及企业级工具如TASKCTL和Moia Comtrol。最后,文章探讨了ETL工程师的职业发展路径,从初级到高级的技术晋升,以及向大数据工程师或数据产品经理的横向发展,并提供了学习资源和求职技巧。 适合人群:对数据处理感兴趣,尤其是希望从事数据工程领域的人士,如数据分析师、数据科学家、软件工程师等。 使用场景及目标:①了解ETL工程师的职责和技能要求;②选择适合自己的ETL工具;③规划ETL工程师的职业发展路径;④获取相关的学习资源和求职建议。 其他说明:随着大数据技术的发展和企业数字化转型的加速,ETL工程师的需求不断增加,尤其是在金融、零售、制造、人工智能、物联网和区块链等领域。数据隐私保护法规的完善也使得ETL工程师在数据安全和合规处理方面的作用更加重要。

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