assume cs:codes
datas segment
dw 0,0,0,0,0,0,0,0,0,0
datas ends
codes segment
start:
mov ax, datas
mov ss, ax ;设置栈
mov ax, 20
mov sp, ax
mov ax, 0B800H
mov es, ax
mov dx, 0
mov cx, 25
show:
push cx
mov cx, 80
mov si, 0
showline:
mov al,0
mov es:[si],al
add si, 2
loop showline
pop cx
mov ax,es
add ax,0AH
mov es,ax
loop show
MOV AH,4CH ; 4CH编号表示结束DOS的功能，再返回本程序
INT 21H
codes ends
end start