(完整版)温湿度传感器毕业设计

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have the advantages of easy operating, easy reading and having precise measurements.

Keywords：temperature and humidity of air ; LCD; STC89C51; SHT10

1 绪论 .........................................................................................................................................................

1.1 研究背景 ........................................................................................................................................

1.2 研究现状 ........................................................................................................................................

1.2.1国外研究现状 ......................................................................................................................

1.2.2国内研究现状 ......................................................................................................................

1.3 研究目的与内容 ............................................................................................................................

1.4 论文结构 ........................................................................................................................................

2 系统结构设计及元器件选型 ...............................................................................................2.1 系统结构设计 ................................................................................................................................

2.2 器件选型 ........................................................................................................................................

2.2.1 单片机模块选型 .................................................................................................................

2.2.2 测量模块选型 .....................................................................................................................

2.2.3液晶模块选型 ......................................................................................................................

2.2.4 硬件选型综述 ...................................................................................................................

2.3 本章小结 ........................................................................................................................................

3 硬件电路设计与实现 .........................................................................................................................

3.1 硬件设计准备 ................................................................................................................................

3.2 单片机模块外围设计 ....................................................................................................................

3.3 温湿度传感器 ................................................................................................................................

3.4 电源模块设计 ................................................................................................................................

3.5 用户交互模块设计 ........................................................................................................................

3.5.1 LCD显示设备设计 ............................................................................................................

3.5.2 按键电路与报警电路设计 .................................................................................................

3.6本章小结 .........................................................................................................................................

4 系统软件设计 .......................................................................................................................................

4.1 开发软件平台概述 ........................................................................................................................

4.2 系统程序设计 ................................................................................................................................

4.2.1 系统主程序设计 .................................................................................................................

4.2.2 传感器读取参数子程序设计 .............................................................................................

4.2.3 LCD显示子程序设计 ........................................................................................................

4.2.4 警报子程序设计 .................................................................................................................

4.3 本章小结 ........................................................................................................................................

5 系统仿真 ................................................................................................................................................

5.1 仿真调试 ........................................................................................................................................

5.2 仿真结果分析 ................................................................................................................................

5.3 本章小结 ........................................................................................................................................

6 总结与展望 ............................................................................................................................................

6.1 总结 ................................................................................................................................................

6.2 展望 ................................................................................................................................................

参考文献 .....................................................................................................................................................

附录一 .........................................................................................................................................................

附录二 .........................................................................................................................................................

附录三 .........................................................................................................................................................

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