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/**
******************************************************************************
* @file qspi.c
* @author MCD Application Team
* @brief This example code shows how to use the qspi supported by the
* STM32WB55MM-DK board
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2020 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "main.h"
/** @addtogroup STM32WBxx_HAL_Examples
* @{
*/
/** @addtogroup BSP
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define BUFFER_SIZE ((uint32_t)0x0200)
#define WRITE_READ_ADDR ((uint32_t)0x0050)
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
extern __IO uint32_t ButtonState;
uint8_t qspi_aTxBuffer[BUFFER_SIZE];
uint8_t qspi_aRxBuffer[BUFFER_SIZE];
uint8_t qspi_eraseBuffer[BUFFER_SIZE];
/* Private function prototypes -----------------------------------------------*/
static void Fill_Buffer (uint8_t *pBuffer, uint32_t uwBufferLength, uint32_t uwOffset);
static uint8_t Buffercmp (uint8_t* pBuffer1, uint8_t* pBuffer2, uint32_t BufferLength);
/* Private functions ---------------------------------------------------------*/
/**
* @brief demo of qspi.
*/
void QSPI_demo (void)
{
/* QSPI info structure */
BSP_QSPI_Info_t pQSPI_Info;
uint8_t status;
S25FL128S_Interface_t Tab[3]={S25FL128S_SPI_MODE, S25FL128S_DPI_MODE, S25FL128S_QPI_MODE};
uint8_t* Tab1[3]={"SPI MODE", "DPI MODE", "QPI MODE"};
/*##-1- Configure the QSPI device ##########################################*/
/* QSPI device configuration */
BSP_LCD_Clear(0,SSD1315_COLOR_BLACK);
BSP_LCD_Refresh(0);
UTIL_LCD_DisplayStringAt(0, 0, (uint8_t*)"QSPI Tests", CENTER_MODE);
UTIL_LCD_DrawRect(0, 0, 127 , 11, SSD1315_COLOR_WHITE);
UTIL_LCD_DisplayStringAt(0, 15, (uint8_t*)"This example shows", CENTER_MODE);
UTIL_LCD_DisplayStringAt(0, 27, (uint8_t*)"how to write and", CENTER_MODE);
UTIL_LCD_DisplayStringAt(0, 39, (uint8_t*)"read data on QSPI", CENTER_MODE);
UTIL_LCD_DisplayStringAt(0, 51, (uint8_t*)"memory", CENTER_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(5000);
BSP_LCD_Clear(0,SSD1315_COLOR_BLACK);
BSP_LCD_Refresh(0);
BSP_QSPI_Init_t init ;
init.TransferRate= S25FL128S_STR_TRANSFER ;
init.DualFlashMode= S25FL128S_DUALFLASH_DISABLE;
for(int i=0; i<3; i++)
{
if(CheckForUserInput() > 0)
{
ButtonState = 0;
return;
}
init.InterfaceMode = Tab[i];
status = BSP_QSPI_Init(0,&init);
UTIL_LCD_DisplayStringAt(0, 30, (uint8_t*)Tab1[i], CENTER_MODE);
UTIL_LCD_DrawRect(0, 30, 127 , 11, SSD1315_COLOR_WHITE);
BSP_LCD_Refresh(0);
HAL_Delay(2000);
BSP_LCD_Clear(0,SSD1315_COLOR_BLACK);
BSP_LCD_Refresh(0);
if (status != BSP_ERROR_NONE)
{
UTIL_LCD_DisplayStringAt(0, 0, (uint8_t*)"QSPI Init:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 0, (uint8_t*)"QSPI Init:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
/*##-2- Read & check the QSPI info #######################################*/
/* Initialize the structure */
pQSPI_Info.FlashSize = (uint32_t)0x00;
pQSPI_Info.EraseSectorSize = (uint32_t)0x00;
pQSPI_Info.EraseSectorsNumber = (uint32_t)0x00;
pQSPI_Info.ProgPageSize = (uint32_t)0x00;
pQSPI_Info.ProgPagesNumber = (uint32_t)0x00;
/* Read the QSPI memory info */
BSP_QSPI_GetInfo(0,&pQSPI_Info);
/* Test the correctness */
if((pQSPI_Info.FlashSize != 0x1000000) || (pQSPI_Info.EraseSectorSize != 0x1000) ||
(pQSPI_Info.ProgPageSize != 0x100) || (pQSPI_Info.EraseSectorsNumber != 0x1000) ||
(pQSPI_Info.ProgPagesNumber != 0x10000))
{
UTIL_LCD_DisplayStringAt(0, 16, (uint8_t*)"QSPI GET INFO:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 16, (uint8_t*)"QSPI GET INFO:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
/*##-3- Erase QSPI memory ################################################*/
if(BSP_QSPI_EraseBlock(0,WRITE_READ_ADDR,S25FL128S_ERASE_64K) != BSP_ERROR_NONE)
{
UTIL_LCD_DisplayStringAt(0, 32, (uint8_t*)"QSPI ERASE:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 32, (uint8_t*)"QSPI ERASE:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
/*##-4- QSPI memory read/write access #################################*/
/* Fill the buffer to write */
Fill_Buffer(qspi_aTxBuffer, BUFFER_SIZE, 0xD20F);
/* Write data to the QSPI memory */
if(BSP_QSPI_Write(0,qspi_aTxBuffer, WRITE_READ_ADDR, BUFFER_SIZE) != BSP_ERROR_NONE)
{
UTIL_LCD_DisplayStringAt(0, 48, (uint8_t*)"QSPI WRITE:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 48, (uint8_t*)"QSPI WRITE:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
BSP_LCD_Clear(0,SSD1315_COLOR_BLACK);
BSP_LCD_Refresh(0);
/* Read back data from the QSPI memory */
if(BSP_QSPI_Read(0,qspi_aRxBuffer, WRITE_READ_ADDR, BUFFER_SIZE) != BSP_ERROR_NONE)
{
UTIL_LCD_DisplayStringAt(0, 0, (uint8_t*)"QSPI READ:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 0, (uint8_t*)"QSPI READ:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
/*##-5- Checking data integrity ############################################*/
if(Buffercmp(qspi_aRxBuffer, qspi_aTxBuffer, BUFFER_SIZE) > 0)
{
UTIL_LCD_DisplayStringAt(0, 16, (uint8_t*)"QSPI COMPARE:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 16, (uint8_t*)"QSPI COMPARE:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
/*##-6- Erase QSPI memory ################################################*/
if(BSP_QSPI_EraseBlock(0,WRITE_READ_ADDR,S25FL128S_ERASE_64K) != BSP_ERROR_NONE)
{
UTIL_LCD_DisplayStringAt(0, 32, (uint8_t*)"QSPI ERASE:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 32, (uint8_t*)"QSPI ERASE:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
/* Read back data from the QSPI memory */
if(BSP_QSPI_Read(0,qspi_aRxBuffer, WRITE_READ_ADDR, BUFFER_SIZE) != BSP_ERROR_NONE)
{
UTIL_LCD_DisplayStringAt(0, 48, (uint8_t*)"QSPI READ:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 48, (uint8_t*)"QSPI READ:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
BSP_LCD_Clear(0,SSD1315_COLOR_BLACK);
BSP_LCD_Refresh(0);
}
/*##-7- Fill erase Buffer ############################################*/
for (int i=0; i < BUFFER_SIZE; i++)
{
qspi_eraseBuffer[i]= 0xff;
}
/*##-8- Checking data integrity ############################################*/
if(Buffercmp(qspi_aRxBuffer, qspi_eraseBuffer, BUFFER_SIZE) > 0)
{
UTIL_LCD_DisplayStringAt(0, 0, (uint8_t*)"QSPI COMPARE:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 0, (uint8_t*)"QSPI COMPARE:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
}
/*##-9-Enable Memory Mapped Mode ###############################################*/
if(BSP_QSPI_EnableMemoryMappedMode(0)!=BSP_ERROR_NONE)
{
UTIL_LCD_DisplayStringAt(0, 16, (uint8_t*)"QSPI MMP:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 16, (uint8_t*)"QSPI MMP:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
}
/*##-10- Disable Memory Mapped Mode ###############################################*/
if(BSP_QSPI_DisableMemoryMappedMode(0)!=BSP_ERROR_NONE)
{
UTIL_LCD_DisplayStringAt(0, 32, (uint8_t*)"QSPI DMMP:FAILED", LEFT_MODE);
BSP_LCD_Refresh(0);
}
else
{
UTIL_LCD_DisplayStringAt(0, 32, (uint8_t*)"QSPI DMMP:OK", LEFT_MODE);
BSP_LCD_Refresh(0);
HAL_Delay(500);
BSP_LCD_Clear(0,SSD1315_COLOR_BLACK);
BSP_LCD_Refresh(0);
}
}
}
}
}
}
}
}
}
}
/**
* @brief Fills buffer with user predefined data.
* @param pBuffer: pointer on the buffer to fill
* @param uwBufferLenght: size of the buffer to fill
* @param uwOffset: first value to fill on the buffer
* @retval None
*/
static void Fill_Buffer(uint8_t *pBuffer, uint32_t uwBufferLenght, uint32_t uwOffset)
{
uint32_t tmpIndex = 0;
/* Put in global buffer different values */
for (tmpIndex = 0; tmpIndex < uwBufferLenght; tmpIndex++ )
{
pBuffer[tmpIndex] = tmpIndex + uwOffset;
}
}
/**
* @brief Compares two buffers.
* @param pBuffer1, pBuffer2: buffers to be compared.
* @param BufferLength: buffer's length
* @retval 1: pBuffer identical to pBuffer1
* 0: pBuffer differs from pBuffer1
*/
static uint8_t Buffercmp(uint8_t* pBuffer1, uint8_t* pBuffer2, uint32_t BufferLength)
{
while (BufferLength--)
{
if (*pBuffer1 != *pBuffer2)
{
return 1;
}
pBuffer1++;
pBuffer2++;
}
return 0;
}
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
