目 录
摘 要..............................................................I
Abstract............................................................................................................................................II
第 1 章 绪论.........................................................1
1.1 防盗报警系统的现状 ............................................2
1.2.本课题的来源 ......................................................................................................2
1.3 本文主要内容 ......................................................................................................2
1.4 本章小节 ..............................................................................................................2
第 2 章 防盗报警系统的研究.........................................3
2.1 方案选择论证 ......................................................................................................3
2.2 主控芯片单片机的选择......................................................................................3
2.3 传感器的选择......................................................................................................5
2.3.1 传感器的红外辐射与红外探测的原理结构...................................................5
2.3.2 红外测温原理...................................................................................................5
2.3.3 热释红外传感器的结构...................................................................................5
2.3.4 菲涅尔透镜.......................................................................................................5
2.3.5 热释电红外传感器控制电路芯片的选择.......................................................5
2.4 本章小结 ..............................................................................................................6
第 3 章 家庭防盗报警的分析和设计.....................................8
3.1 低频带通放大电路.............................................................................................8
3.2 电压比较整形电路.............................................................................................9
3.3 双限电压比较器的工作原理............................................................................10
3.4 报 警 电
路.............................................................................................................11
3.5 灯 光 警 示 电
路.....................................................................................................12
3.6 状 态 显 示 电
路.....................................................................................................13
3.7 供电电源电路....................................................................................................14
3.8 单片机最小系
统.................................................................................................14
3.9 家庭防盗报警的流程
图……………………………………………………….15
4.0 本章小结……………………………………………………………………….15
结 论.............................................................16
