stm32 Flash操作,保存数据

#ifndef __STM32FLASH_H

#define __STM32FLASH_H

#include "stm32f10x.h"

int Falsh_Write(u32 *p_data,u32 size);

#endif /* __STM32FLASH_H */

//**********.c

/* Includes ------------------------------------------------------------------*/

#include "stm32f10x.h"

#include "STM32FLASH.h"

/* Private typedef -----------------------------------------------------------*/

typedef enum {FAILED = 0, PASSED = !FAILED} TestStatus;

/* Private define ------------------------------------------------------------*/

/* Define the STM32F10x FLASH Page Size depending on the used STM32 device */

#define BANK1_WRITE_START_ADDR  ((uint32_t)0x08008000)

/* Private functions ---------------------------------------------------------*/

int Falsh_Write(u32 *p_data,u32 size)

{

  /* Unlock the Flash Bank1 Program Erase controller */

  FLASH_UnlockBank1();

  /* Define the number of page to be erased */

  NbrOfPage = (BANK1_WRITE_END_ADDR - BANK1_WRITE_START_ADDR) / FLASH_PAGE_SIZE +1;

  /* Clear All pending flags */

  FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);

  /* Erase the FLASH pages */

for(EraseCounter = 0; (EraseCounter < NbrOfPage) && (FLASHStatus == FLASH_COMPLETE); EraseCounter++)

  {

  }

  /* Program Flash Bank1 */

  Address = BANK1_WRITE_START_ADDR;

while((Address < BANK1_WRITE_END_ADDR) && (FLASHStatus == FLASH_COMPLETE))

  {

  }

  FLASH_LockBank1();

  /* Check the corectness of written data */

  Address = BANK1_WRITE_START_ADDR;

while((Address < BANK1_WRITE_END_ADDR) && (MemoryProgramStatus != FAILED))

  {

  }

}