《单片机技术》课程设计说明书-密码锁

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1、《单片机技术》课程设计说明书密码锁系、部：电气与信息工程系学生姓名：指导教师：职称讲师专业：电气工程及其自动化班级：电气本0904完成时间：2011.12.25摘要日常生活和现代办公中，住宅与办公室的安全防范，单位的文件档案，财务报表以及一些个人资料的保存等多以加锁的办法来解决，若使用机械式钥匙开锁，人们常需携带多把钥匙，使用极不方便，且钥匙丢失后安全性大打折扣，为满足人们对门锁的使用要求，增加其安全性，用密码电子锁代替传统机械锁应运而生。目前使用的电子密码锁种类繁多，各具特色，本设计从经济实用的角度出发，以80C51单片机为控制

2、核心，研制了一款电子密码锁。本设计的硬件部分即为简单的单片机最小系统，通过编程，实现其电子密码锁的功能。该密码锁设计方法合理，简单易行，成本低，符合住宅，办公室用锁要求，具有一定的推广价值。关键词：密码锁；单片机ABSTRACTDailylifeandthemodernoffice,residentialandofficesecurity,theunitofpaperfiles,aswellassomepersonalfinancialstatementsandotherinformationstoredinlockedsolut

3、ionsto,theuseofmechanicalkeylock,peopleoftenneedtocarrymorethanthekeys,veryconvenienttouse,andsecuritycompromisedkeyislost,tosatisfypeople'sdemandsfortheuseoflockstoincreasetheirsecurity,electroniclockwithapasswordreplacethetraditionalmechanicallockscameintobeing.Curr

4、entlyuseawiderangeofelectroniclocks,distinctive,thedesignfromthepointofview,forthecontrolofthe80C51microcontrollercore,developedanelectroniclock.Thedesignofthehardwarepartissimplesmallestsingle-chipsystem,throughprogramming,toachieveitselectroniccodelockfunctionTheloc

5、kdesignisreasonable,simple,lowcost,inlinewithre-sidential,officewithalockrequest,thepromotionofacertainvalueKEYWORDS：code-lock；SingleChipMicro-Computer目录1密码锁设计课题任务、功能要求说明及总体方案介绍··················11.1密码锁课题任务及功能要求··································11.2密码锁设计总体方案介绍及工作原理说明·

6、·····················12密码锁硬件系统的设计···········································22.1密码锁硬件系统各模块功能简要介绍··························22.2密码锁电路原理图、PCB图、元器件布局图各1份··············22.3密码锁元器件清单··········································23密码锁软件系统的设计·······································

7、···33.1密码锁设计使用单片机资源的情况···························33.2密码锁设计软件系统各模块功能简要介绍及流程图·············33.2.1键盘扫描程序········································43.2.2显示程序············································53.2.3密码判断程序········································63.2.4错误报警程序··········

8、······························73.3密码锁设计程序清单·······································74设计结论、缺陷分析、心得体会、教学建议·····················