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楼主 |
发表于 2012-12-11 14:16:16
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assume cs:codesg
codesg segment
begin: mov ax,cs
mov ds,ax
mov si,offset do0
mov ax,0
mov es,ax
mov di,200h
mov cx,offset do0end - offset do0
cld
rep movsb
mov ax,0
mov es,ax
mov word ptr es:[0],200h
mov word ptr es:[2],0
mov dx,0ffffh
mov bx,1 ;测试一下
div bx
mov ax,4c00h
int 21h
do0: jmp short s
db "divide error!"
s: push ds
push si
push cx
push es
push di
mov ax,cs
mov ds,ax
mov si,202h
mov ax,0b800h
mov es,ax
mov di,12*160+36*2
mov cx,13
s0: mov al,[si]
mov es:[di],al
inc si
add di,2
loop s0
pop di
pop es
pop cx
pop si
pop ds
iret ;mov ax,4c00h
;int 21h
do0end: nop
codesg ends
end begin
不好意思,补上我的全部代码 麻烦各位大牛了 |
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