prog8_2.asm

汇编语言-王爽 源代码 加 卜艳萍版源代码

data  segment
buf  db  'ABCDEFGHIJ'
count  equ 10
data  ends
code  segment
      assume  cs:code,ds:data
print  proc far
start:push  ds
      mov  ax,0
      push  ax
      mov  ax,data
      mov  ds,ax
      mov  bx,offset buf
      mov  cx,count
   bg:mov  al,[bx]
      mov  dx,378h
      out  dx,al
      mov  dx,379h
   wt:in  al,dx
      test  al,80h
      jz  wt
      mov  dx,37ah
      mov  al,0dh
      out  dx,al
      mov  al,0ch
      out  dx,al
      inc  bx
      loop  bg
      ret
print  endp
code  ends
      end  start