STM32F030 flash程序

清风1121 · 发表于 2018-7-18 08:40:20

STM32F030 flash程序和STM32F103 flash程序一样么，我按照103的程序下进去，存不了

#include "stm32f0xx_flash.h"
#include "stmflash.h"
#include "common.h"

//¶ÁÈ¡Ö¸¶¨µØÖ·µÄ°ë×Ö(16Î»Êý¾Ý)
//faddr:¶ÁµØÖ·(´ËµØÖ·±ØÐëÎª2µÄ±¶Êý!!)
//·µ»ØÖµ:¶ÔÓ¦Êý¾Ý.
u16 STMFLASH_ReadHalfWord(u32 faddr)
{
return *( uint16_t*)faddr;
}
#if STM32_FLASH_WREN                                     //Èç¹ûÊ¹ÄÜÁËÐ´
//²»¼ì²éµÄÐ´Èë
//WriteAddr:ÆðÊ¼µØÖ·
//pBuffer:Êý¾ÝÖ¸Õë
//NumToWrite:°ë×Ö(16Î»)Êý
void STMFLASH_Write_NoCheck(u32 WriteAddr,u16 *pBuffer,u16 NumToWrite)
{
u16 i;
for(i=0;i<NumToWrite;i++)
{
      FLASH_ProgramHalfWord(WriteAddr,pBuffer[i]);
      WriteAddr+=2;                                     //µØÖ·Ôö¼Ó2.
}
}
//´ÓÖ¸¶¨µØÖ·¿ªÊ¼Ð´ÈëÖ¸¶¨³¤¶ÈµÄÊý¾Ý
//WriteAddr:ÆðÊ¼µØÖ·(´ËµØÖ·±ØÐëÎª2µÄ±¶Êý!!)
//pBuffer:Êý¾ÝÖ¸Õë
//NumToWrite:°ë×Ö(16Î»)Êý(¾ÍÊÇÒªÐ´ÈëµÄ16Î»Êý¾ÝµÄ¸öÊý.)
#if STM32_FLASH_SIZE<256
#define STM_SECTOR_SIZE 1024                               //×Ö½Ú
#else
#define STM_SECTOR_SIZE 2048
#endif
u16 STMFLASH_BUF[STM_SECTOR_SIZE/2];                      //×î¶àÊÇ2K×Ö½Ú
void STMFLASH_Write(u32 WriteAddr,u16 *pBuffer,u16 NumToWrite)
{
u32 secpos;                                                 //ÉÈÇøµØÖ·
u16 secoff;                                                 //ÉÈÇøÄÚÆ«ÒÆµØÖ·(16Î»×Ö¼ÆËã)
u16 secremain;                                           //ÉÈÇøÄÚÊ£ÓàµØÖ·(16Î»×Ö¼ÆËã)
   u16 i;
u32 offaddr;                                              //È¥µô0X08000000ºóµÄµØÖ·
if(WriteAddr<STM32_FLASH_BASE||(WriteAddr>=(STM32_FLASH_BASE+1024*STM32_FLASH_SIZE)))return; //·Ç·¨µØÖ·
FLASH_Unlock();                                           //½âËø
offaddr=WriteAddr-STM32_FLASH_BASE;                      //Êµ¼ÊÆ«ÒÆµØÖ·.
secpos=offaddr/STM_SECTOR_SIZE;                         //ÉÈÇøµØÖ·  0~127 for STM32F103RBT6
secoff=(offaddr%STM_SECTOR_SIZE)/2;                      //ÔÚÉÈÇøÄÚµÄÆ«ÒÆ(2¸ö×Ö½ÚÎª»ù±¾µ¥Î».)
secremain=STM_SECTOR_SIZE/2-secoff;                      //ÉÈÇøÊ£Óà¿Õ¼ä´óÐ¡
if(NumToWrite<=secremain)secremain=NumToWrite;          //²»´óÓÚ¸ÃÉÈÇø·¶Î§
while(1)
{
      STMFLASH_Read(secpos*STM_SECTOR_SIZE+STM32_FLASH_BASE,STMFLASH_BUF,STM_SECTOR_SIZE/2);       //¶Á³öÕû¸öÉÈÇøµÄÄÚÈÝ
      for(i=0;i<secremain;i++)                         //Ð£ÑéÊý¾Ý
      {
         if(STMFLASH_BUF[secoff+i]!=0XFFFF)
            break;                                     //ÐèÒª²Á³ý
      }
      if(i<secremain)                                     //ÐèÒª²Á³ý
      {
         FLASH_ErasePage(secpos*STM_SECTOR_SIZE+STM32_FLASH_BASE);                               //²Á³ýÕâ¸öÉÈÇø
         for(i=0;i<secremain;i++)                      //¸´ÖÆ
         {
            STMFLASH_BUF[i+secoff]=pBuffer[i];
         }
         STMFLASH_Write_NoCheck(secpos*STM_SECTOR_SIZE+STM32_FLASH_BASE,STMFLASH_BUF,STM_SECTOR_SIZE/2); //Ð´ÈëÕû¸öÉÈÇø
      }
      else STMFLASH_Write_NoCheck(WriteAddr,pBuffer,secremain);                                  //Ð´ÒÑ¾²Á³ýÁËµÄ,Ö±½ÓÐ´ÈëÉÈÇøÊ£ÓàÇø¼ä.
      if(NumToWrite==secremain)
         break;                                           //Ð´Èë½áÊøÁË
      else                                              //Ð´ÈëÎ´½áÊø
      {
         secpos++;                                     //ÉÈÇøµØÖ·Ôö1
         secoff=0;                                     //Æ«ÒÆÎ»ÖÃÎª0
            pBuffer+=secremain;                            //Ö¸ÕëÆ«ÒÆ
         WriteAddr+=secremain;                         //Ð´µØÖ·Æ«ÒÆ
            NumToWrite-=secremain;                         //×Ö½Ú(16Î»)ÊýµÝ¼õ
         if(NumToWrite>(STM_SECTOR_SIZE/2))secremain=STM_SECTOR_SIZE/2;                         //ÏÂÒ»¸öÉÈÇø»¹ÊÇÐ´²»Íê
         else secremain=NumToWrite;                      //ÏÂÒ»¸öÉÈÇø¿ÉÒÔÐ´ÍêÁË
      }
};
FLASH_Lock();                                           //ÉÏËø
}
#endif

//´ÓÖ¸¶¨µØÖ·¿ªÊ¼¶Á³öÖ¸¶¨³¤¶ÈµÄÊý¾Ý
//ReadAddr:ÆðÊ¼µØÖ·
//pBuffer:Êý¾ÝÖ¸Õë
//NumToWrite:°ë×Ö(16Î»)Êý
void STMFLASH_Read(u32 ReadAddr,u16 *pBuffer,u16 NumToRead)
{
u16 i;
for(i=0;i<NumToRead;i++)
{
      pBuffer[i]=STMFLASH_ReadHalfWord(ReadAddr);          //¶ÁÈ¡2¸ö×Ö½Ú.
      ReadAddr+=2;                                     //Æ«ÒÆ2¸ö×Ö½Ú.
}
}

//////////////////////////////////////////////////////////////////////////////////////////////////////
//WriteAddr:ÆðÊ¼µØÖ·
//WriteData:ÒªÐ´ÈëµÄÊý¾Ý
void Test_Write(u32 WriteAddr,u16 WriteData)
{
STMFLASH_Write(WriteAddr,&WriteData,1);                   //Ð´ÈëÒ»¸ö×Ö
}

miaoguoqiang · 发表于 2018-7-18 09:45:59

一样的。没问题

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STM32F030 flash程序

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