我写了一个往dataflash里写数据的函数，为什么写不进去

只看该作者 · 2013-7-11 14:12

本帖最后由 756902942 于 2013-7-11 14:13 编辑

void FMC_Init(void)
      {

      DrvFMC_EnableISP();
      DrvFMC_EnableConfigUpdate();
      DrvFMC_WriteConfig(0xFFFFFFFE,0x10FFF);
      DrvFMC_DisableConfigUpdate();
      dataaddress=DrvFMC_ReadDataFlashBaseAddr();
      }
int Write_Own(unsigned long Store_Address,unsigned long storagenumber)
  {

      unsigned long i,u32Data;
      unsigned long P_Address=Store_Address;
      unsigned long For_Flash_Buffer[128];
      DrvFMC_Read(Store_Address,&i);
      if(i&storagenumber==storagenumber){DrvFMC_Write(Store_Address,storagenumber);return 0;}
      for(i=0;i<128;i++){
                     DrvFMC_Read(P_Address,&For_Flash_Buffer);  P_Address+=4;
               }
      DrvFMC_Erase(Store_Address);
      For_Flash_Buffer[0]=storagenumber;
      for(i=0;i<128;i++){DrvFMC_Write(Store_Address, For_Flash_Buffer);Store_Address+=4;}
      return 0;
}