a.asm

本人在做接口系统课程设计时的做的关于跑马灯等的代码

DSEG SEGMENT
        A DB 10
        B DB 11
DSEG ENDS

CSEG SEGMENT
MAIN PROC FAR
        ASSUME CS:CSEG,DS:DSEG
START:
        PUSH DS
        SUB AX,AX
        PUSH AX
        MOV AX,DSEG
        MOV DS,AX

        MOV AL,A
        MOV AH,B
        ADD AL,AH

        MOV AX,4C00H
        INT 21H


MAIN ENDP
CSEG ENDS
        END START