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inter0-0.asm
ORG 00H
JMP MAIN
ORG 03H ;INT0中断子程序起始地址
JMP EXT0 ;中断子程序
ORG 30H
MAIN: MOV IE,#10000001B ;INT0中断使能
MOV IP,#00000001B ;INT0中断优先
MOV TCON,#00000000B ;INTO为电平触发
MOV SP,#70H ;设定堆栈指针
MOV
inter0-0.lst
ASEM-51 V1.2 Copyright (c) 1996 by W.W. Heinz PAGE 1
MCS-51 Family Cross Assembler A S E M - 5 1