文本文档.txt

微机原理与接口。。华中科技大学。。版本。。PPT

code segment
     assume  cs:code
start: 
     mov   dx,307h
     mov   al,10010110b
     out    dx,al
     mov   al,73d
     mov   dx,306h
     out    dx,al


     mov   dx,307h
     mov   al,01010110b
     out     dx,al
     mov   al,0
     mov   dx,305h
     out    dx,al
     
code ends
end start