#define EndDspTab 16
unsigned char DspTabCount = 0;
unsigned char xdata * DspTabPoint;
xdata unsigned char ADspTab _at_ 0x5000;

void main()
{
  DspTabPoint = &ADspTab;
  do {
    if (*DspTabPoint == 0)
      break;
    DspTabPoint++;
  } while ( ++DspTabCount != EndDspTab);

}