目录
1 绪论-----------------------------------------------------------------------------------------------------------------------------1
2 系统设计--------------------------------------------------------------------------------------------------------------------2
2.1 温度传感器-----------------------------------------------------------------------------------------------------------2
2.2 模数转换---------------------------------------------------------------------------------------------------------------3
2.3 单片机-------------------------------------------------------------------------------------------------------------------3
2.4 数码显示---------------------------------------------------------------------------------------------------------------5
3 硬件电路设计------------------------------------------------------------------------------------------------------------7
3.1 电路的整体结构----------------------------------------------------------------------------------------------------7
3.2 模拟采集电路-------------------------------------------------------------------------------------------------------7
3.3 模数转换电路-------------------------------------------------------------------------------------------------------8
3.4 LED 数码显示电路-------------------------------------------------------------------------------------------------9
3.5 电路总图-------------------------------------------------------------------------------------------------------------10
4 软件程序设计-----------------------------------------------------------------------------------------------------------12
4.1 主程序设计----------------------------------------------------------------------------------------------------------12
4.2 程序---------------------------------------------------------------------------------------------------------------------13
5 电路板设计---------------------------------------------------------------------------------------------------------------17
5.1 设计过程与成果---------------------------------------------------------------------------------------------------17
5.2 实验数据分析------------------------------------------------------------------------------------------------------21
6 结论----------------------------------------------------------------------------------------------------------------------------22
参考文献- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2 3
致谢- - -- - -- - - - - - - - - - - - -- - - - - - - - - - - - - - - -- - -- - - - - - - - - - - - -- - - - - - - - - - - - - - - -- - - - - - - - - - - - - - - -- - - - - - - - - - 2 4
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