[参考译文] TM4C1290NCPDT：写入闪存时出现访问错误

BOOL amd_WriteWord(volatile ULONG* pulDest, ULONG* pulSource)
{
   BOOL bOK = TRUE;
   union
   {
      UBYTE ubByte[4];
      ULONG ulWord;
   } atTemp;
   MAP_IntMasterDisable();
   patFlash->FCMISC = (FLASH_FCMISC_AMISC | FLASH_FCMISC_VOLTMISC |
                           FLASH_FCMISC_ERMISC);
   patFlash->FMA = pulDest;
   atTemp.ubByte[0] = *((UBYTE*)pulSource);
   atTemp.ubByte[1] = *((UBYTE*)pulSource+1);
   atTemp.ubByte[2] = *((UBYTE*)pulSource+2);
   atTemp.ubByte[3] = *((UBYTE*)pulSource+3);
   patFlash->FMD = atTemp.ulWord;

   patFlash->FMC = FLASH_FMC_WRKEY | FLASH_FMC_WRITE; 
   while (patFlash->FMC & FLASH_FMC_WRITE) {} //wait for the write to complete
   if (patFlash->FCRIS & (FLASH_FCRIS_ARIS | FLASH_FCRIS_VOLTRIS |
                             FLASH_FCRIS_INVDRIS | FLASH_FCRIS_PROGRIS))
   {
      bOK = FALSE; 
   }
   MAP_IntMasterEnable(); 
   return(bOK);
}