WhyCan Forum(哇酷开发者社区)

//Funduino joystick 所用到的所有IO定义如下
/*
	PA0 Y (模拟)  2路ADC
	PA1 X (模拟)
	PA2 A  6个按钮
	PA3 B  
	PA4 C
	PA5 D
	PA6 E
	PA7 F
	PB0 K  1个按钮当Z轴
*/
#define BTN1_Pin 					GPIO_PIN_2
#define BTN1_GPIO_Port 		GPIOA
#define BTN2_Pin 					GPIO_PIN_3
#define BTN2_GPIO_Port 		GPIOA
#define BTN3_Pin 					GPIO_PIN_4
#define BTN3_GPIO_Port 		GPIOA
#define BTN4_Pin 					GPIO_PIN_5
#define BTN4_GPIO_Port 		GPIOA
#define BTN5_Pin				 	GPIO_PIN_6
#define BTN5_GPIO_Port 		GPIOA
#define BTN6_Pin 					GPIO_PIN_7
#define BTN6_GPIO_Port 		GPIOA
//6个按钮定义完成

//K键=Z
#define BTNK_Pin 					GPIO_PIN_0
#define BTNK_GPIO_Port 		GPIOB

int QSPI_PSRAM_Init(void)  
{
  QSPIHandle.Instance = QUADSPI;	
        
  QSPIHandle.Init.ClockPrescaler     = 2;   
  QSPIHandle.Init.FifoThreshold      = 4;
  QSPIHandle.Init.SampleShifting     = QSPI_SAMPLE_SHIFTING_NONE;
  QSPIHandle.Init.FlashSize          = 22;//64Mbits=8Mbtye=2^23.size取22。
  QSPIHandle.Init.ChipSelectHighTime = QSPI_CS_HIGH_TIME_2_CYCLE;     
  QSPIHandle.Init.ClockMode          = QSPI_CLOCK_MODE_0;          
  QSPIHandle.Init.FlashID            = QSPI_FLASH_ID_2;            
  QSPIHandle.Init.DualFlash          = QSPI_DUALFLASH_DISABLE;       //禁止双闪存模式
		
  if (HAL_QSPI_Init(&QSPIHandle) != HAL_OK)
  {
    return PSRAM_ERR_INIT;
  }
	
  QSPI_PSRAM_Resetenable(&QSPIHandle);
  QSPI_PSRAM_Reset(&QSPIHandle);
  HAL_Delay(1);
  
  return PSRAM_OK;
}


void HAL_QSPI_MspInit(QSPI_HandleTypeDef* hqspi)
{
  GPIO_InitTypeDef GPIO_InitStruct = {0};
   //static DMA_HandleTypeDef hdma;
	
  if(hqspi->Instance==QUADSPI)
  {
    /* USER CODE END QUADSPI_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_QSPI_CLK_ENABLE();
    /* Reset the QuadSPI memory interface */
    __HAL_RCC_QSPI_FORCE_RESET();
    __HAL_RCC_QSPI_RELEASE_RESET();		
		
    __HAL_RCC_GPIOB_CLK_ENABLE();
    __HAL_RCC_GPIOE_CLK_ENABLE();
    __HAL_RCC_GPIOC_CLK_ENABLE();
		
    /* Enable DMA clock */
    QSPI_DMA_CLK_ENABLE(); 		
		
    /**QUADSPI GPIO Configuration
    PB2     ------> QUADSPI_CLK
    PE7     ------> QUADSPI_BK2_IO0
    PE8     ------> QUADSPI_BK2_IO1
    PE9     ------> QUADSPI_BK2_IO2
    PE10     ------> QUADSPI_BK2_IO3
    PC11     ------> QUADSPI_BK2_NCS
    */
    GPIO_InitStruct.Pin = GPIO_PIN_2;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_PULLUP;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF9_QSPI;
    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL; //GPIO_PULLUP;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF10_QSPI;
    HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = GPIO_PIN_11;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_PULLUP;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF9_QSPI;
    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

    /* USER CODE BEGIN QUADSPI_MspInit 1 */

    /* USER CODE END QUADSPI_MspInit 1 */
		
    HAL_NVIC_SetPriority(QUADSPI_IRQn, 0x0F, 0);
    HAL_NVIC_EnableIRQ(QUADSPI_IRQn);
		
    //中断使能
    //__HAL_QSPI_ENABLE_IT(hqspi, QSPI_IT_TC);
  }

}

int QSPI_PSRAM_ReadPage(QSPI_HandleTypeDef *hQspi,uint8_t *pData,uint32_t FirstAddr, uint32_t BufSize)
{
	QSPI_Send_CMD(hQspi,PSRAM_CMD_READ_QUAD,FirstAddr,PSRAM_QPI_READ_DUMCYCLES,QSPI_INSTRUCTION_4_LINES,QSPI_ADDRESS_1_LINE,QSPI_ADDRESS_24_BITS,QSPI_DATA_2_LINES,BufSize);
	return _Read(hQspi,pData);
}

int QSPI_PSRAM_WritePage(QSPI_HandleTypeDef *hQspi,uint8_t *pData,uint32_t FirstAddr, uint32_t BufSize)
{
	QSPI_Send_CMD(hQspi,PSRAM_CMD_WRITE_QUAD,FirstAddr,PSRAM_QPI_WRITE_DUMCYCLES,QSPI_INSTRUCTION_4_LINES,QSPI_ADDRESS_1_LINE,QSPI_ADDRESS_24_BITS,QSPI_DATA_2_LINES,BufSize);
	hQspi->Instance->DLR = BufSize-1;
	return _Write(hQspi,pData); 
}

	for (i=0; i<8; i++)
	{
		memset(temp,i%0xff,1024);
		r1 = QSPI_PSRAM_WritePage(&QSPIHandle,(uint8_t*)temp,i*1024,1024);
		
		memset(temp, 0, 1024);
		r1 = QSPI_PSRAM_ReadPage(&QSPIHandle,(uint8_t*)temp, i*1024, 1024);
		
		//测试发现：写1块立即读该块，都是成功的！
		if (temp[123]!=(i%0xff))
		{
			e++;
			printf("err:%d times, i=%d -->",e, i);    //只要不打这个就是好的	
		}
	}

        //写入：
	for (i=0; i<8; i++)
	{
		memset(temp,i%0xff,1024);
		QSPI_PSRAM_WritePage(&QSPIHandle,(uint8_t*)temp,i*1024,1024);
	}

        //读出：
	for (i=0; i<8; i++)
	{
		memset(temp, 0, 1024);
		QSPI_PSRAM_ReadPage(&QSPIHandle,(uint8_t*)temp, i*1024, 1024);
		if (temp[30]!=(i%0xff))
                {
                   printf("%4d: ",i*1024);
		   ShowBuffer(temp,32);
                 }
	}

         #define LCD_PANEL_XSIZE   (1024)
         #define LCD_PANEL_YSIZE   (600)
         #define LCD_PANEL_BITPP   (16)
         #define LCD_PANEL_BYTEPP  (2)
     

        #if (LCD_PANEL_XSIZE == 1024) && (LCD_PANEL_YSIZE == 600)
        #define FB_LCD_XSIZE    (LCD_PANEL_XSIZE)        
        #define FB_LCD_YSIZE    (LCD_PANEL_YSIZE)
        #define LCD_CTRL_BPP    (LCD_PANEL_BITPP)
        #define LCD_BYTE_PP     (LCD_PANEL_BYTEPP)
        #define PIXEL_CLOCK     (33000000) 
        #endif