prog7_16.asm

汇编语言-王爽 源代码 加 卜艳萍版源代码

stack  segment stack
       dw  64 dup(?)
stack  ends
code  segment
      assume  cs:code,ss:stack
main  proc  far
      push  ds
      mov  ax,0
      push  ax
      mov  ah,0fh
      int  10h
      mov  ah,0
      mov  al,2
      int  10h
      mov  cx,1
 disp:mov  dx,1800h
 lop: mov  ah,2
      int  10h
      mov  al,41h
      mov  ah,0ah
      int  10h
      call  delay
      xor  al,al
      mov  ah,0ah
      int  10h
      inc  dl
      dec  dh
      jnz  lop
      mov  ah,1
      int  16h
      jnz  disp
      ret
main  endp
delay proc  near
      push  cx
      push  dx
      mov  dx,40
  de1:mov  cx,2801
  de2:loop  de2
      dec  dx
      jnz  de1
      pop  dx
      pop  cx
      ret
delay endp
code  ends
      end  main