仪登辉王超.asm

利用宏汇编编写

        ;FILENAME:YI.ASM
        .486
CODE    SEGMENT
        ASSUME CS:CODE
YI:     MOV AH,1
        INT 21H
        MOV BL,'Y'
        CMP AL,BL
        JNZ YI
JIN:    IN AL,61H
        OR AL,03H
        OUT 61H,AL
        MOV DX,12H
        MOV AX,34DEH
        MOV CX,1000
        DIV CX
        OUT 42H,AL
        MOV AL,AH
        OUT 42H,AL
HUI:    MOV AH,1
        INT 21H
        MOV BL,'N'
        CMP AL,BL 
        JNZ HUI
        IN  AL,61H
        AND AL,0FCH
        OUT 61H,AL
        MOV AH,4CH
        INT 21H
CODE    ENDS
        END YI