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

DspTabPoint = &ADspTab;
for (DspTabCount = 0; DspTabCount < EndDspTab; DspTabCount++) {
  if (*DspTabPoint == 0) break;
  DspTabPoint++;
  DspSelect();
}