目 录
1 绪 论.......................................................................................................................................1
2 系统的总体设计和主要元器件介绍.....................................................................................1
2.1 设计要求....................................................................................................................................................1
2.2 系统的总体思路设计............................................................................................................................2
2.3 主要元器件介绍 .....................................................................................................................................2
2.3.1 STC89C52 介绍...............................................................................................................................2
2.3.2 继电器介绍......................................................................................................................................4
2.3.3 LED 数码管介绍.............................................................................................................................5
3、硬件设计...............................................................................................................................6
3.1 单片机主控制模块................................................................................................................................6
3.2 键盘输入模块 ..........................................................................................................................................6
3.3 显示模块....................................................................................................................................................7
3.4 报警和开锁模块.....................................................................................................................................8
4、软件设计...............................................................................................................................9
4.1 系统框图....................................................................................................................................................9
4.2 系统程序设计 .........................................................................................................................................9
5、系统仿真设计.....................................................................................................................15
5.1 PROTEUS 软件介绍 ..............................................................................................................................15
5.2 PROTEUS 仿真图...................................................................................................................................16
总 结.........................................................................................................................................17
致 谢.....................................................................................................................................18
参考文献...................................................................................................................................19
附录...........................................................................................................................................20
