mhb111.asm

来自「微机原理——接口应用编程源码」· 汇编 代码 · 共 16 行

stack segment stack
      dw 64 dup(?)
stack ends
code segment
 assume cs:code
start:
    mov al, 82h
    out 63h,al
a:
    in al,61h
    out 60h,al
    jmp a
code ends
end start