菜鸟求助.关于问题7.9
assume cs:codesg,ds:datasg,ss:stacksgstacksg segment
dw 0,0,0,0,0,0,0,0
stacksg ends
datasg segment
db '1.display......'
db '2.brows........'
db '3.replace......'
db '4.modify.......'
datasg ends
codesg segment
start: mov ax,stacksg
mov ss,ax
mov sp,16
mov ax,datasg
mov ds,ax
mov bx,0
mov cx,4
s0: push cx
mov si,0
mov cx,4
s: mov al,
and al,11011111b
mov ,al
inc si
loop s
add bx,16
pop cx
loop s0
mov ax,4c00h
int 21h
codesg ends
end start
编译后显示 1.asm<26>:error A2070: invalid instruction operands
1.asm<28>:error A2070: invalid instruction operands
百度说 要在[]前面加上 dword ptr 但是我试了貌似没用- -? 好像也没打错的代码的样子
求高手们解惑一下 谢谢
你加个 DS:[]试试看 s: mov al,
and al,11011111b
mov ,al
很明显是格式不对 cyht33 发表于 2012-2-9 17:07 static/image/common/back.gif
s: mov al,
and al,11011111b
mov ,al
知道了 谢谢
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