C8051FXXX单片机FLASH程序的自动升级

bsp; if ((ch>=0x30) && (ch<=0x39))
   ru+=(ch-0x30)*16;
  else if ((ch>=0x61) && (ch<=0x66))
   ru+=((ch-0x61)+0x0a)*16;
        fread(&ch,sizeof(unsigned char),1,fp);
  if ((ch>=0x30) && (ch<=0x39))
   ru+=ch-0x30;
  else if ((ch>=0x61) && (ch<=0x66))
   ru+=(ch-0x61)+0x0a;
  fwrite(&ru,sizeof(unsigned char),1,fpw);
  fread(&ch,sizeof(unsigned char),1,fp);/*0x0d*/
  fread(&ch,sizeof(unsigned char),1,fp);/*0x0d*/
  fread(&ch,sizeof(unsigned char),1,fp);/*0x0a*/
  j++;
  if (j==255)
  {
   j=0;
   fread(&ch,sizeof(unsigned char),1,fp);
            fread(&ch,sizeof(unsigned char),1,fp);
   fread(&ch,sizeof(unsigned char),1,fp);
   fread(&ch,sizeof(unsigned char),1,fp);
            fread(&ch,sizeof(unsigned char),1,fp);
   continue;
  }
 }
 fclose(fp);fclose(fpw);
}
结束语

以上所介绍的FLASH自动升级程序的ＰＣ部分在VC6.0及TC2.0中开发，并与805lFXXX系列的单片机联机成功，并最后用于在用户处的单片机FLASH程序升级。

《C8051FXXX单片机FLASH程序的自动升级(第3页)》