西华大学电气信息学院智能化电子系统设计报告第页目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc361069414"1前言（绪论）PAGEREF_Toc361069414\h2HYPERLINK\l"_Toc361069415"2总体方案设计PAGEREF_Toc361069415\h3HYPERLINK\l"_Toc361069416"2.1方案比较PAGEREF_Toc361069416\h4HYPERLINK\l"_Toc361069417"2.1.1方案一：长期寿命测试PAGEREF_Toc361069417\h4HYPERLINK\l"_Toc361069418"2.1.2方案二：加速（短期）寿命测试PAGEREF_Toc361069418\h4HYPERLINK\l"_Toc361069419"2.2方案论证PAGEREF_Toc361069419\h4HYPERLINK\l"_Toc361069420"3单元模块设计PAGEREF_Toc361069420\h5HYPERLINK\l"_Toc361069421"3.1各单元模块功能介绍及电路设计PAGEREF_Toc361069421\h5HYPERLINK\l"_Toc361069422"3.1.1热阻(Rθ)的测量PAGEREF_Toc361069422\h5HYPERLINK\l"_Toc361069423"3.1.2结温测量PAGEREF_Toc361069423\h6HYPERLINK\l"_Toc361069424"3.1.3光通量的测量PAGEREF_Toc361069424\h7HYPERLINK\l"_Toc361069425"3.1.4串口电路的设计PAGEREF_Toc361069425\h8HYPERLINK\l"_Toc361069426"3.1.5温度控制和报警电路设计PAGEREF_Toc361069426\h9HYPERLINK\l"_Toc361069427"3.1.6过零触发电路设计PAGEREF_Toc361069427\h9HYPERLINK\l"_Toc361069428"3.2电路参数的计算及元器件PAGEREF_Toc361069428\h10HYPERLINK\l"_Toc361069429"3.2.1LED灯常用电路参数PAGEREF_Toc361069429\h10HYPERLINK\l"_Toc361069430"3.2.2电学特性PAGEREF_Toc361069430\h10HYPERLINK\l"_Toc361069431"3.3特殊器件的介绍PAGEREF_Toc361069431\h13HYPERLINK\l"_Toc361069432"3.3.1ADM3251EPAGEREF_Toc361069432\h13HYPERLINK\l"_Toc361069433"3.3.2ADUC848PAGEREF_Toc361069433\h14HYPERLINK\l"_Toc361069434"3.3.3555芯片PAGEREF_Toc361069434\h15HYPERLINK\l"_Toc361069435"3.4各单元模块的联接PAGEREF_Toc361069435\h17HYPERLINK\l"_Toc361069436"4软件设计PAGEREF_Toc361069436\h18HYPERLINK\l"_Toc361069437"4.1PROTEL99SE简介PAGEREF_Toc361069437\h18HYPERLINK\l"_Toc361069438"4.2软件设计结构及功能PAGEREF_Toc361069438\h18HYPERLINK\l"_Toc361069439"5系统调试PAGEREF_Toc361069439\h19HYPERLINK\l"_Toc361069440"6系统功能及指标参数PAGEREF_Toc361069440\h20HYPERLINK\l"_Toc361069441"6.1说明系统能实现的功能PAGEREF_Toc361069441\h20HYPERLINK\l"_Toc361069442