3.3.1.2 SIM800 模块电路 ................................................................................13
3.3.2.1 温度传感器模块电路..........................................................................14
3.3.2.2 烟雾传感器模块电路..........................................................................15
3.3.2.3 火焰检测电路......................................................................................17
3.3.2.4 人体红外感应电路..............................................................................17
3.4 本章小结................................................18
第 4 章 软件系统设计 .................................19
4.1 软件主程序架构..........................................19
4.2 LCD1602 显示流程图 .....................................19
4.3 串口函数流程图 .........................................20
4.4 温度检测流程图 .........................................21
4.5 按键子程序 .............................................22
4.6 烟雾检测流程图 .........................................23
4.7 报警流程图 .............................................24
4.8 本章小结................................................25
第 5 章 系统调试 ......................................26
5.1 PCB 制作 ...............................................26
5.2 调试....................................................26
5.3 测试....................................................27
5.3.1 温度检测测试..........................................................................................27
5.3.2 烟雾检测测试..........................................................................................27
5.3.3 非法闯入检测测试..................................................................................28
第 6 章 总结与展望 ....................................29
6.1 总结....................................................29
6.2 展望....................................................29
参考文献 .............................................30
致 谢 ..............................................33
