星允派(stm32f103）（六）SPI驱动W25Q64

{

  /* USER CODE BEGIN 1 */
  HAL_StatusTypeDef error;
  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_DMA_Init();
  MX_TIM6_Init();
  MX_USART1_UART_Init();
  MX_I2C1_Init();
  MX_SPI1_Init();
  /* USER CODE BEGIN 2 */

     OLED_INIT();
     HAL_Delay(2000);
   OLED_Clear();  

   W25QXX_Init();

   Test_SPI_Funtion();
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */

  }
  /* USER CODE END 3 */
}


把地址显示在屏上
void W25QXX_Init(void)
{ 
    uint8_t temp;
    char flashInfo[32];  // 存储FLASH信息的字符串缓冲区
    __HAL_RCC_GPIOB_CLK_ENABLE();           // 使能GPIOB时钟
    
    W25QXX_E = W25QXX_ReadID();           // 读取FLASH ID
    
    // 初始化OLED屏幕（假设已实现OLED_Init()）
    OLED_Init();                             // 初始化OLED
    OLED_Clear();                            // 清屏
    
    // 显示固定信息（标题、作者、日期等）
    OLED_ShowString(25, 0, "RY MCU", 16, 0);
        sprintf(flashInfo, "FLASH ID:0x%04X", W25QXX_E);
     OLED_ShowString(0, 4, flashInfo, 16, 0);            // 在第6行显示
}




uint8_t W25QXX_ReadSR(uint8_t regno)   
{  
    uint8_t byte=0,command=0; 
    switch(regno)
    {
        case 1:
            command=W25X_ReadStatusReg1;    //读状态寄存器1指令
            break;
        case 2:
            command=W25X_ReadStatusReg2;    //读状态寄存器2指令
            break;
        case 3:
            command=W25X_ReadStatusReg3;    //读状态寄存器3指令
            break;
        default:
            command=W25X_ReadStatusReg1;    
            break;
    }    
    FLASH_CS_LOW() ;                               //使能器件   
    SPI1_ReadWriteByte(command);            //发送读取状态寄存器命令    
    byte=SPI1_ReadWriteByte(0Xff);          //读取一个字节  
    FLASH_CS_HIGH();;                             //取消片选     
    return byte;   
} 

//W25QXX写使能 
//将WEL置位   
void W25QXX_Write_Enable(void)   
{
    FLASH_CS_LOW() ;                           //使能器件   
    SPI1_ReadWriteByte(W25X_WriteEnable);   //发送写使能  
    FLASH_CS_HIGH();;                           //取消片选            
} 
//W25QXX写禁止 
//将WEL清零  
void W25QXX_Write_Disable(void)   
{  
    FLASH_CS_LOW() ;                              //使能器件   
    SPI1_ReadWriteByte(W25X_WriteDisable);  //发送写禁止指令    
    FLASH_CS_HIGH();;                           //取消片选            
}