【正文】
POP ACC RETD100MS:MOV R3,200DEL0: MOV R4,125DEL1: DJNZ R4,DEL1 DJNZ R3,DEL0 RETD1S: MOV R5,10DEL2: CALL D100MS DJNZ R5,DEL2 RET INT00: JNB F1,LINT CLR JR SJMP RETURNLINT:SETB F1 LCALL D1SRETURN: RETIINTDISP: PUSH ACC PUSH B MOV TH0,3CH MOV TL0,0B0H djnz 20h,back mov 20h,10 LCALL DISPback:POP B POP ACC RETITBCD:DB 00H,00H,01H,01H,02H,02H,02H,03H DB 03H,04H,04H,04H,05H,05H,05H,06H DB 06H,07H,07H,07H,08H,08H,09H,09H DB 09H,10H,10H,11H,11H,11H,12H,12H DB 12H,13H,13H,14H,14H,14H,15H,15H DB 16H,16H,16H,17H,17H,18H,18H,18H DB 19H,19H,20H,20H,20H,21H,21H,21H DB 22H,22H,23H,23H,23H,24H,24H,25H DB 25H,25H,26H,26H,27H,27H,27H,28H DB 28H,28H,29H,29H,30H,30H,30H,31H DB 31H,32H,32H,32H,33H,33H,34H,34H DB 34H,35H,35H,35H,36H,36H,37H,37H DB 37H,38H,38H,39H,39H,39H,40H,40H DB 41H,41H,41H,42H,42H,43H,43H,43H DB 44H,44H,44H,45H,45H,46H,46H,46H DB 47H,47H,48H,48H,49H,49H,49H,50H DB 50H,50H,51H,51H,51H,52H,52H,53H DB 53H,53H,54H,54H,55H,55H,55H,56H DB 56H,57H,57H,57H,58H,58H,59H,59H DB 59H,60H,60H,60H,61H,61H,62H,62H DB 62H,63H,63H,64H,64H,64H,65H,65H DB 66H,66H,66H,67H,67H,67H,68H,68H DB 69H,69H,69H,70H,70H,71H,71H,71H DB 72H,72H,73H,73H,73H,74H,74H,74H DB 75H,75H,76H,76H,76H,77H,77H,78H