TEM DB 'input a decimal number ','$' TEM1 DB 'please choose one:1.16 2.BCD 3.gongyang 4.quit ','$' TEM2 DB 'result is:','$' STRA DB 0AH,0DH NUM DB 4 DUP(?),'H$' NUM1 DB '0123456789ABCDEF' NUM2 DB '0000000100100011010001010110011110001001' ;BCD码 NUM3
;name: ELECTRONIC CLOCK data segment mess1 db 'Press C or c to correct the time',0ah,0dh db 'Press R or r to SET the RING time',0ah,0dh db 'Press ESC button to exit',0ah,0dh,'$' tn db 'Please input the new time (hh:mm:ss):',0dh,0ah,'$' tM db 'Please