汇编实验2.1-用表格形式显示ASCII字符SMASCII

MASM5通过

; Program By K-Res 2004-12-28
csg segment
    main proc far
        assume cs:csg
        start:        ;start address
        push dx       ;save dx
        xor ax,ax     ;set ax to zero
        push ax       ;save ax
        mov dl,0fh    ;assign 15 to dl to display ascii chr
        mov cx,0fh    ;assign 15 to cx outer loop
        lop1:
        push cx       ;save outer loop counter cx
        mov cx,10h    ;assign 16 to cx inner loop counter
        lop2:
        inc dl        ;increase dl by 1(10h)
        mov ah,2      ;call int21 to display
        int 21h
        push dx
        mov dl,0      ;display space
        mov ah,2
        int 21h
        pop dx
        loop lop2     ;inner loop ends here
        pop cx
        push dx
        mov dl,13     ;display return and begin a new line
        mov ah,2
        int 21h
        mov dl,10
        mov ah,2
        int 21h
        pop dx
        loop lop1     ;outer loop ends here
        ret
    main endp
csg ends
end start