代码拉取完成,页面将自动刷新
; This program is free software: you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
; the Free Software Foundation, either version 3 of the License, or
; (at your option) any later version.
;
; This program is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
; GNU General Public License for more details.
;
; You should have received a copy of the GNU General Public License
; along with this program. If not, see <http://www.gnu.org/licenses/>.
;下行定义你的CPU MODEL
.286
data segment
;下行开始定义你的数据
MSG db "hello world!"
data ends
stack segment
;如果入堆栈数据较多,应适当增加BUF中的数值
BUF db 30 dup (?)
TOP EQU THIS WORD
stack ends
code segment
assume ds:data,cs:code
assume ss:stack
start:mov ax,data;初始话数据段段基址
mov ds,ax;将数据段段基址装入DS
mov ax,stack;初始化堆栈段段基址
mov ss,ax;将堆栈段段基址装入SS
lea sp,TOP;初始化堆栈段减栈定指针SP
;在此插入你的一条指令 ^^
mov cx,12
lea di,MSG
mov dh,10
mov dl,12
again:mov ah,byte ptr ds:[di]
call _TEXT_DX
inc dl
inc di
loop again
exit: mov ax,04c00h
int 021h
;子程序:直接写显存
;入口参数:
;要写的字符=ah(ASCII)
;行=dh
;列=dl
_TEXT_DX proc near
push ax;保护各种寄存器
push di
push ds
push dx
push cx
push ax
mov ax,0b800h;显存首地址装入DS
mov ds,ax
mov ah,dh
mov al,80
mul ah
xor dh,dh
add ax,dx
shl ax,1
mov dx,ax;计算字符偏移地址
pop ax
mov di,dx
mov byte ptr ds:[di],ah
pop cx
pop dx
pop ds
pop di
pop ax
ret
_TEXT_DX endp
code ends
end start
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