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/* 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 */ void my_delay_us(uint16_t time); void my_delay_ms(uint16_t time); /* 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 MOTOR_Pin GPIO_PIN_0 #define MOTOR_GPIO_Port GPIOC #define MOTORC3_Pin GPIO_PIN_3 #define MOTORC3_GPIO_Port GPIOC #define MOTORA4_Pin GPIO_PIN_4 #define MOTORA4_GPIO_Port GPIOA #define MOTORA5_Pin GPIO_PIN_5 #define MOTORA5_GPIO_Port GPIOA #define HS_O4_Pin GPIO_PIN_7 #define HS_O4_GPIO_Port GPIOA #define MOTORC4_Pin GPIO_PIN_4 #define MOTORC4_GPIO_Port GPIOC #define XUN_Pin GPIO_PIN_5 #define XUN_GPIO_Port GPIOC #define XUNB13_Pin GPIO_PIN_13 #define XUNB13_GPIO_Port GPIOB #define ANGLE_Pin GPIO_PIN_6 #define ANGLE_GPIO_Port GPIOC #define ANGLEC7_Pin GPIO_PIN_7 #define ANGLEC7_GPIO_Port GPIOC #define MOTORA8_Pin GPIO_PIN_8 #define MOTORA8_GPIO_Port GPIOA #define MOTORA11_Pin GPIO_PIN_11 #define MOTORA11_GPIO_Port GPIOA #define KEY_Pin GPIO_PIN_12 #define KEY_GPIO_Port GPIOA #define ANGLEA15_Pin GPIO_PIN_15 #define ANGLEA15_GPIO_Port GPIOA #define ANGLEB3_Pin GPIO_PIN_3 #define ANGLEB3_GPIO_Port GPIOB #define PHOTO_Pin GPIO_PIN_7 #define PHOTO_GPIO_Port GPIOB #define OLED_Pin GPIO_PIN_8 #define OLED_GPIO_Port GPIOB #define OLEDB9_Pin GPIO_PIN_9 #define OLEDB9_GPIO_Port GPIOB /* USER CODE BEGIN Private defines */ /* USER CODE END Private defines */ #ifdef __cplusplus } #endif #endif /* __MAIN_H */

时间: 2025-07-04 19:09:28 浏览: 9
你已经贴出了完整的 `main.h` 文件。这是一个标准的 STM32 HAL 工程中用于全局定义和函数声明的头文件。 --- ## ✅ 当前问题回顾 你在编译时遇到如下错误： ``` error: #20: identifier "rx_temp" is undefined ``` 说明：变量 `rx_temp` 在 `stm32f1xx_it.c` 中使用，但未被正确声明或包含。 --- ## ✅ 解决方案：在 `main.h` 中添加必要的 `extern` 声明 你当前的 `main.h` 没有对串口接收用到的全局变量进行声明（如 `rx_temp`, `rx_buffer`, `rx_index`, `rx_complete_flag`）。 ### 🔧 修改步骤如下： ### 📌 1. 在 `main.h` 的 `/* USER CODE BEGIN Private defines */` 区域 **添加以下内容**： ```c /* USER CODE BEGIN Private defines */ #define RX_BUFFER_SIZE 20 // 串口接收相关全局变量声明 extern uint8_t rx_temp; extern uint8_t rx_buffer[RX_BUFFER_SIZE]; extern uint8_t rx_index; extern uint8_t rx_complete_flag; /* USER CODE END Private defines */ ``` 这样，在 `stm32f1xx_it.c` 中包含了 `main.h` 后就可以访问这些变量了。 --- ## ✅ 示例：确保这些变量在 `main.c` 中定义 在你的 `main.c` 文件中应该有如下定义： ```c uint8_t rx_buffer[RX_BUFFER_SIZE] = {0}; uint8_t rx_temp = 0; uint8_t rx_index = 0; uint8_t rx_complete_flag = 0; ``` 否则也会报错！ --- ## ✅ 确保 `stm32f1xx_it.c` 包含了 `main.h` 在 `stm32f1xx_it.c` 的最顶部加上： ```c #include "main.h" ``` 这样才能访问 `main.h` 中通过 `extern` 声明的变量。 --- ## ✅ 总结修改点 | 文件 | 修改位置 | 添加内容 | |------|----------|-----------| | `main.h` | `USER CODE BEGIN Private defines` | `#define RX_BUFFER_SIZE` 和 `extern` 声明 | | `main.c` | 全局变量区 | 定义 `rx_temp`, `rx_buffer`, `rx_index`, `rx_complete_flag` | | `stm32f1xx_it.c` | 文件开头 | `#include "main.h"` | --- ## ✅ 修改后效果 完成上述修改后，再次编译就不会出现 `identifier "rx_temp" is undefined` 错误了。 --- ##
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/********************************************************************************************************* * * 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

/* Check for the Timeout */ if((HAL_GetTick() - tickstart) > W25Qx_TIMEOUT_VALUE) { return W25Qx_TIMEOUT; } } 这样写，循环体是空的，后面的{}代码块只执行一次（在循环结束后）。所以，如果芯片一直...

/********************************************************************************************************* * * 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 */

我们正在分析W25Q128FV SPI Flash的驱动代码，重点检查BSP_W25Qx_Write、BSP_W25Qx_Read和BSP_W25Qx_Erase_Block等函数的实现，以及HAL_SPI_Transmit和HAL_SPI_Receive的使用是否合理。以下步骤将逐步进行： ...

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

如果有疑问可以重新运行一次 MX Code Generator 来更新整个项目架构[^5]。 --- ### 总结 综上所述，“GPIO_InitStruct”undeclared 错误会因为缺失适当引用或是不当操作引起；遵循上述指导能够有效排除这类障碍，...

/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * * Copyright (c) 2025 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "main.h" #include "cmsis_os.h" #include "rtc.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "oled.h" #include "time.h" #include "led.h" #include "rtc.h" /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ extern int flag; struct tm time_data, alarm_data; /* USER CODE END PD */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN PM */ /* USER CODE END PM */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ void SystemClock_Config(void); void MX_FREERTOS_Init(void); /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* Private user code ---------------------------------------------------------*/ /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ /** * @brief The application entry point. * @retval int */ int main(void) { /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* MCU Configuration--------------------------------------------------------*/ /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ HAL_Init(); /* USER CODE BEGIN Init */ /* USER CODE END Init */ /* Configure the system clock */ SystemClock_Config(); /* USER CODE BEGIN SysInit */ /* USER CODE END SysInit */ /* Initialize all configured peripherals */ MX_GPIO_Init(); MX_RTC_Init(); /* USER CODE BEGIN 2 */ oled_init(); oled_fill(0x00); oled_show_string(0,0," system",24); oled_show_string(0,3," begin",24); if(rtc_read_bkr(1) != 0xA5A5) { rtc_write_bkr(1, 0xA5A5); //printf("¶Á³öÀ´µÄֵΪ£º%X\r\n", rtc_read_bkr(1)); time_data.tm_year = 2025; time_data.tm_mon = 6; time_data.tm_mday = 9; time_data.tm_hour = 16; time_data.tm_min = 50; time_data.tm_sec = 0; rtc_set_time(time_data); alarm_data.tm_hour = 16; alarm_data.tm_min = 50; alarm_data.tm_sec = 10; rtc_set_alarm(alarm_data); } /* USER CODE END 2 */ /* Call init function for freertos objects (in cmsis_os2.c) */ MX_FREERTOS_Init(); /* Start scheduler */ osKernelStart(); /* We should never get here as control is now taken by the scheduler */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ } /* USER CODE END 3 */ } /** * @brief System Clock Configuration * @retval None */ void SystemClock_Config(void) { RCC_OscInitTypeDef RCC_OscInitStruct = {0}; RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; /** Initializes the RCC Oscillators according to the specified parameters * in the RCC_OscInitTypeDef structure. */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE; RCC_OscInitStruct.HSEState = RCC_HSE_ON; RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1; RCC_OscInitStruct.HSIState = RCC_HSI_ON; RCC_OscInitStruct.LSIState = RCC_LSI_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9; if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) { Error_Handler(); } /** Initializes the CPU, AHB and APB buses clocks */ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) { Error_Handler(); } PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC; PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSI; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } } /* USER CODE BEGIN 4 */ /* USER CODE END 4 */ /** * @brief Period elapsed callback in non blocking mode * @note This function is called when TIM2 interrupt took place, inside * HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment * a global variable "uwTick" used as application time base. * @param htim : TIM handle * @retval None */ void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) { /* USER CODE BEGIN Callback 0 */ /* USER CODE END Callback 0 */ if (htim->Instance == TIM2) { HAL_IncTick(); } /* USER CODE BEGIN Callback 1 */ /* USER CODE END Callback 1 */ } /** * @brief This function is executed in case of error occurrence. * @retval None */ void Error_Handler(void) { /* USER CODE BEGIN Error_Handler_Debug */ /* User can add his own implementation to report the HAL error return state */ __disable_irq(); while (1) { } /* USER CODE END Error_Handler_Debug */ } #ifdef USE_FULL_ASSERT /** * @brief Reports the name of the source file and the source line number * where the assert_param error has occurred. * @param file: pointer to the source file name * @param line: assert_param error line source number * @retval None */ void assert_failed(uint8_t *file, uint32_t line) { /* USER CODE BEGIN 6 */ /* User can add his own implementation to report the file name and line number, ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ /* USER CODE END 6 */ } #endif /* USE_FULL_ASSERT */ /* USER CODE BEGIN Header */ /** ****************************************************************************** * File Name : freertos.c * Description : Code for freertos applications ****************************************************************************** * @attention * * Copyright (c) 2025 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "FreeRTOS.h" #include "task.h" #include "main.h" #include "cmsis_os.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "rtc.h" #include "oled.h" extern int flag; extern struct tm time_data, alarm_data; /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ /* USER CODE END PD */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN PM */ /* USER CODE END PM */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN Variables */ /* USER CODE END Variables */ osThreadId defaultTaskHandle; osThreadId myTaskHandle; /* Private function prototypes -----------------------------------------------*/ /* USER CODE BEGIN FunctionPrototypes */ /* USER CODE END FunctionPrototypes */ void StartDefaultTask(void const * argument); void StartTask(void const * argument); void MX_FREERTOS_Init(void); /* (MISRA C 2004 rule 8.1) */ /* GetIdleTaskMemory prototype (linked to static allocation support) */ void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize ); /* USER CODE BEGIN GET_IDLE_TASK_MEMORY */ static StaticTask_t xIdleTaskTCBBuffer; static StackType_t xIdleStack[configMINIMAL_STACK_SIZE]; void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize ) { *ppxIdleTaskTCBBuffer = &xIdleTaskTCBBuffer; *ppxIdleTaskStackBuffer = &xIdleStack[0]; *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE; /* place for user code */ } /* USER CODE END GET_IDLE_TASK_MEMORY */ /** * @brief FreeRTOS initialization * @param None * @retval None */ void MX_FREERTOS_Init(void) { /* USER CODE BEGIN Init */ /* USER CODE END Init */ /* USER CODE BEGIN RTOS_MUTEX */ /* add mutexes, ... */ /* USER CODE END RTOS_MUTEX */ /* USER CODE BEGIN RTOS_SEMAPHORES */ /* add semaphores, ... */ /* USER CODE END RTOS_SEMAPHORES */ /* USER CODE BEGIN RTOS_TIMERS */ /* start timers, add new ones, ... */ /* USER CODE END RTOS_TIMERS */ /* USER CODE BEGIN RTOS_QUEUES */ /* add queues, ... */ /* USER CODE END RTOS_QUEUES */ /* Create the thread(s) */ /* definition and creation of defaultTask */ osThreadDef(defaultTask, StartDefaultTask, osPriorityNormal, 0, 128); defaultTaskHandle = osThreadCreate(osThread(defaultTask), NULL); /* definition and creation of myTask */ osThreadDef(myTask, StartTask, osPriorityLow, 0, 128); myTaskHandle = osThreadCreate(osThread(myTask), NULL); /* USER CODE BEGIN RTOS_THREADS */ /* add threads, ... */ /* USER CODE END RTOS_THREADS */ } /* USER CODE BEGIN Header_StartDefaultTask */ /** * @brief Function implementing the defaultTask thread. * @param argument: Not used * @retval None */ /* USER CODE END Header_StartDefaultTask */ void StartDefaultTask(void const * argument) { /* USER CODE BEGIN StartDefaultTask */ /* Infinite loop */ for(;;) { osDelay(1); } /* USER CODE END StartDefaultTask */ } /* USER CODE BEGIN Header_StartTask */ /** * @brief Function implementing the myTask thread. * @param argument: Not used * @retval None */ /* USER CODE END Header_StartTask */ void StartTask(void const * argument) { /* USER CODE BEGIN StartTask */ /* Infinite loop */ for(;;) { if(flag == 1) { rtc_get_time(); HAL_Delay(1000); if(time_data.tm_sec >10) { oled_show_string(0,5,"TIME_STOP",16); } } osDelay(1); } /* USER CODE END StartTask */ } /* Private application code --------------------------------------------------*/ /* USER CODE BEGIN Application */ /* USER CODE END Application */ 程序实现什么目标

- 在OLED屏幕上显示“system begin”等初始信息。 - 当满足某些条件（如flag == 1且秒数大于10）时，在OLED上显示“TIME_STOP”。 4. **FreeRTOS任务管理**： - 创建两个任务：defaultTask和myTask。 - ...

“/* 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

我们之前已经分析了PB5和PE5无法通过代码控制LED的原因，并给出了解决方案。现在用户提供了新的引用信息，但这些引用是关于FM25L16B存储器和开发板基础使用的，与LED控制问题没有直接关联。因此，我们仍然需要聚焦于...

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?????? // ?????? 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