毕业设计论文题目：门禁系统设计组员：指导教师：学校：日期：2007年06月20日目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc170552421"一、系统设计PAGEREF_Toc170552421\h3HYPERLINK\l"_Toc170552422"1.系统方案的比较PAGEREF_Toc170552422\h3HYPERLINK\l"_Toc170552423"（1）选题论证PAGEREF_Toc170552423\h3HYPERLINK\l"_Toc170552424"（2）方案选择PAGEREF_Toc170552424\h4HYPERLINK\l"_Toc170552425"2.CPU的选择PAGEREF_Toc170552425\h4HYPERLINK\l"_Toc170552426"3.关于射频卡的选择PAGEREF_Toc170552426\h4HYPERLINK\l"_Toc170552427"二、硬件电路的设计PAGEREF_Toc170552427\h5HYPERLINK\l"_Toc170552428"1.基本原理：PAGEREF_Toc170552428\h5HYPERLINK\l"_Toc170552429"2.资源分配：PAGEREF_Toc170552429\h5HYPERLINK\l"_Toc170552430"3.最小系统设计：PAGEREF_Toc170552430\h6HYPERLINK\l"_Toc170552431"4.各部分电路原理：PAGEREF_Toc170552431\h7HYPERLINK\l"_Toc170552432"1)门控锁电路：PAGEREF_Toc170552432\h7HYPERLINK\l"_Toc170552433"2)蜂鸣器电路：PAGEREF_Toc170552433\h8HYPERLINK\l"_Toc170552434"3)控制工作指示灯：PAGEREF_Toc170552434\h9HYPERLINK\l"_Toc170552435"4)出门按钮：PAGEREF_Toc170552435\h10HYPERLINK\l"_Toc170552436"5)读卡模块：PAGEREF_Toc170552436\h10HYPERLINK\l"_Toc170552437"6)显示模块：PAGEREF_Toc170552437\h13HYPERLINK\l"_Toc170552438"三、软件设计PAGEREF_Toc170552438\h14HYPERLINK\l"_Toc170552439"1.流程图：PAGEREF_Toc170552439\h15HYPERLINK\l"_Toc170552440"2.程序清单：PAGEREF_Toc170552440\h16HYPERLINK\l"_Toc170552441"3.子程序分析：PAGEREF_Toc170552441\h22HYPERLINK\l"_Toc170552442"1)显示程序：PAGEREF_Toc170552442\h22HYPERLINK\l"_Toc170552443"2)延时程序：PAGEREF_Toc170552443\h23HYPERLINK\l"_Toc170552444"四、实现功能PAGEREF_Toc170552444\h24HYPERLINK\l"_Toc170552445"五、创新性PAGEREF_Toc170552445\h24HYPERLINK\l"_Toc170552446"六、结束语PAGEREF_Toc170552446\h25HYPERLINK\l"_Toc170552447"七、参考文献PAGEREF_Toc170552447\h25HYPERLINK\l"_Toc170552448"八、附录PAGEREF_Toc170552448\h26HYPERLINK\l"_Toc170552449"1.元件清单：PAGEREF_Toc170552449\h26HYPE