目录
1 引言 ......................................................................4
1.1 前言...................................................................4
1.2 电子密码锁的背景.......................................................4
1.3 电子锁设计的意义的本设计特点...........................................5
2 系统设计 ..................................................................6
2.1 系统总设计结构图.......................................................6
2.2 开锁机构设计...........................................................6
2.3 AT89C51 单片机 .........................................................7
2.3.1 AT89C51 的内部结构图..............................................7
2.3.2 AT89C51 内部各部件的介绍 .........................................8
3 系统硬件设计 .............................................................12
3.1 系统设计..............................................................12
3.2 系统电路设计.........................................................13
3.2.1 晶振时钟电路......................................................13
3.2.2 复位电路设计.....................................................13
3.3 电路图的绘制..........................................................14
4 软件设计 .................................................................15
4.1 系统软件设计整体思路..................................................15
4.2 系统软件设计流程图....................................................15
5 程序调试 .................................................................17
5.1 程序调试用到的软件及工具.............................................17
5.2 KEIL C51 简介 ........................................................17
总结 .......................................................................18
参考文献 ...................................................................19
附录：总原理图 .............................................................20
