目录
前言.....................................................1
1.绪论...................................................1
2.硬件设计................................................2
2.1系统方案设计.................................................2
2.2系统硬件结构.................................................3
2.3STC89C52单片机简介..........................................8
2.4按键电路.....................................................9
2.5指示灯和报警电路...................................
基于STC89C52的红外报警系统-10214字.pdf