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2.1 设计目的...............................................................................................................................2
2.2 设计指标...............................................................................................................................2
2.3 设计要求...............................................................................................................................2
第 3 章设计思路与总体框图............................................................................................................3
第 4 章系统硬件电路的设计............................................................................................................4
4.1 主控电路...............................................................................................................................4
4.2 温度显示电路.......................................................................................................................4
4.3 按键电路...............................................................................................................................5
4.4 报警电路...............................................................................................................................5
第 5 章 系统设计仿真.......................................................................................................................6
5.1 仿真原理图...........................................................................................................................6
5.2 功能元件的分析...................................................................................................................6
第 6 章 系统软件设计.....................................................................................................................11
6.1 主程序.................................................................................................................................11
6.2 读出温度子程序.................................................................................................................12
6.3 温度转换命令子程序.........................................................................................................13
6.4 计算温度子程序.................................................................................................................13
6.5 1602 的液晶显示................................................................................................................13
结论..................................................................................................................................................14
致......................................................................................................................................................15
参考文献..........................................................................................................................................17
附录..................................................................................................................................................18
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