目 录
1 绪 论 .................................................................................................................................1
1.1 课题研究背景 ......................................................................................................................1
1.2 课题研究意义 ......................................................................................................................1
1.3 课题研究国内外现状 ..........................................................................................................1
1.4 课题研究的内容 ..................................................................................................................2
2 系统硬件框图及整体电路图的设计..........................................................................................3
2.1 系统硬件框图的设计 ..........................................................................................................3
2.2 系统的整体电路图的设计 ..................................................................................................3
3 整体硬件电路的方案设计 .........................................................................................................6
3.1 单片机的选择 ......................................................................................................................6
3.2 热释电红外传感器的介绍 ..................................................................................................8
3.2.1 热释电红外传感器优缺点 ...........................................................................................8
3.2.2 热释电红外传感器安装注意事项................................................................................8
3.3 PM-7 人体感应模块.............................................................................................................9
3.3.1 模块简介 .......................................................................................................................9
3.3.2 产品特点 ........................................................................................................................9
3.3.3 应用范围 ........................................................................................................................9
3.3.4 技术参数 ......................................................................................................................10
3.4 TC9012 红外遥控模块.......................................................................................................10
3.4.1 TC9012 红外遥控模块简介 ........................................................................................10
3.4.2 TC9012 主要特点 ........................................................................................................10
3.4.3 TC9012 结构框图 ........................................................................................................10
3.4.4 TC9012 管脚图 ............................................................................................................11
3.4.5 TC9012 编码方式 ........................................................................................................11
3.4.6 红外一体化接收头（NB0038）概述..........................................................................12
3.4.7 NB0038 特性 ................................................................................................................12
