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本帖最后由 18555587 于 2011-11-6 17:59 编辑
- assume cs:code
- data segment
- db 10 dup(0)
- data ends
- code segment
- start:
- mov ax,12666
- mov bx,data
- mov ds,bx
- mov si,0
- call dtoc
- mov dh,8
- mov dl,3
- mov cl,2
- call show_str
- mov ax,4c00h
- int 21h
- dtoc:
- mov bx,10
- mov di,0
- s2:
- mov dx,0
- div bx
- add dx,30h
- push dx
- inc di
- mov cx,ax
- jcxz s3
- jmp short s2
- s3:
- mov cx,di
- s4:
- pop ax
- mov [si],al
- inc si
- loop s4
- mov si,0
- ret
- show_str:
- mov ax,0b800h
- mov es,ax
- mov al,0a0h
- dec dh
- mul dh
- mov bx,ax
- mov al,2
- mul dl
- sub ax,2
- add bx,ax
- mov di,0
- mov al,cl
- mov ch,0
- s1:
- mov cl,[si]
- jcxz s
- mov es:[bx+di],cl
- mov es:[bx+di+1],al
- inc si
- add di,2
- jmp short s1
- s:
- ret
- code ends
- end start
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