单片机计时器(汇编)

;name:ELECTRONICCLOCKdatasegmentmess1db'PressCorctocorrectthetime',0ah,0dhdb'PressRorrtoSETtheRINGtime',0ah,0dhdb'PressESCbuttontoexit',0ah,0dh,'$'tndb'Pleaseinputthenewtime(hh:mm:ss):',0dh,0ah,'$'tMdb'Pleaseinput