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- assume cs:code
- data segment
- db 'hello world',0
- data ends
- code segment
- start:
- mov dh,8;行号
- mov dl,3;列号
- mov cl,2;颜色
- mov ax,data
- mov ds,ax
- mov si,0
- call show_str
- mov ax,4c00h
- int 21h
- show_str:
- mov bx,0b800h
- mov ax,0a0h
- mul dh
- add ax,bx
- mov es,ax
- mov dh,0
- mov bx,dx
- mov ah,0
- mov al,cl
- s:
- mov ah,[si]
- mov byte ptr es:[di+bx],ah
- mov byte ptr es:[di+bx+1],al
- mov cx,[si]
- add di,2
- inc si
- jcxz qwer
- jmp s
- qwer:
- ret
- code ends
- end start
复制代码
- assume cs:code
- data segment
- db 'hello world',0
- data ends
- code segment
- start:
- mov dh,8;行号
- mov dl,3;列号
- mov cl,2;颜色
- mov ax,data
- mov ds,ax
- mov si,0
- call show_str
- mov ax,4c00h
- int 21h
- show_str:
- mov bx,0b800h
- mov es,bx
- mov ax,0a0h
- mul dh
- mov bx,ax
- mov ax,2
- mul dl
- add bx,ax
- mov al,cl
- mov cl,0
- mov di,0
- s:
- mov ch,[si]
- jcxz qwer
- mov ah,[si]
- mov byte ptr es:[di+bx],ah
- mov byte ptr es:[di+bx+1],al
- add di,2
- inc si
- jmp s
- qwer:
- ret
- code ends
- end start
复制代码
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