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