CLR TRO DJNZROYY RET TAB DB 40H,OF9H,OA4H,30H DB99H,92H,82H,0F8H DB 8OH90H08H 03H DB 46H 21H06H OEH END8 CLR TR0 DJNZ R0,YY RET TAB:DB 40H,0F9H,0A4H,30H DB 99H,92H,82H,0F8H DB 80H,90H,08H,03H DB 46H,21H,06H,0EH END