prog7_3.asm

汇编语言-王爽 源代码 加 卜艳萍版源代码

stack  segment stack
       db  64 dup(?)
stack  ends
data  segment
      buf1  dw  ?
      buf2  dw  ?
      string  db  'set interrupt!','$'
data  ends
code  segment
      assume  cs:code,ds:data,ss:stack
start:mov  ax,data
      mov  ds,ax
      mov  ax,351ch
      int  21h
      mov  buf1,bx
      mov  buf2,es
      push  ds
      mov  dx,offset int1ch
      mov  ax,seg  int1ch
      mov  ds,ax
      mov  ax,251ch
      int  21h
      pop  ds
      mov  ah,4ch
      int  21h
int1ch  proc far
      push  dx
      push  ax
      lea  dx,string
      mov  ah,9
      int  21h
      pop  ax
      pop  dx
      iret
int1ch  endp
code  ends
      end  start