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【求助】不能改变内存内容

白发枯灯 发布于 2014-02-02 16:57, 601 次点击
题目:编程,向内存0:200-0:23f依次传送数据0-63

assume cs:code
code segment

    strat:    mov ax,0020h
                    mov ds,ax
                    mov bx,0
                    mov ax,0
                    mov cx,64
                    
            s:    mov [bx],al
                    inc al
                    loop s
                    
                    mov ax,4c00h
                    int 21h
                    
code ends
end strat

能编译 能debug 不能改变内存内容
2 回复
#2
hu9jj2014-02-03 17:18
目测程序没有发现问题,问题是楼主怎么知道内存内容没有改变?
#3
hu9jj2014-02-03 17:22
assume cs:code
code segment

    strat:    mov ax,0020h
                    mov ds,ax
                    mov bx,0
                    mov ax,0
                    mov cx,64
                    
            s:    mov [bx],al
                    inc al
inc bx ;加上这行试试
                    loop s
                    
                    mov ax,4c00h
                    int 21h
                    
code ends
end strat
1