目 录
一、摘要·········································································2
二、设计任务···································································3
1、设计任务································································3
2、设计要求································································3
三、总体方案设计与论证························································3
1、液晶显示模块····························································3
2、实时时间计算模块·······················································3
3、实时环境温度采集模块··················································4
4、报警模块·····························································4
5、设置模块·····························································4
四、总体方案组成框图························································5
五、系统硬件设计····························································6
1、LCD显示模块··························································6
2、实时时间计算模块····················································10
3、实时环境温度检测模块···············································13
4、报警模块·····························································18
5、设置模块·····························································19
六、系统软件设计···························································19
七、系统硬件电路设计·······················································21
八、系统硬件PROTEUS仿真原理图············································22
九、系统硬件仿真运行结果图················································22
1、显示欢迎界面·························································22
2、显示实时时间·························································23
3、显示当前温度·························································23
4、时间设置·····························································24
5、最高报警温度设置····················································24
6、闹钟时间设置·························································25
7、超温··································································25
8、闹钟时间到···························································26
十、心得体会及总结·························································27
附录一:实物图······························································35
附录二:源程序代码·························································65
附录三:参考文献···························································
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