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f目录
摘要IIIABSTRACT4第1章绪论7
11电子密码锁的现状与发展7111电子密码锁的现状7112电子密码锁的发展712电子密码锁的特色7
第2章电子密码锁的工作原理及总体设计8
21电子密码锁的工作原理822总体结构的设计8
第3章硬件系统设计错误！未定义书签。
31单片机最小系统和数据输入错误！未定义书签。311单片机最小系统错误！未定义书签。312矩阵键盘的设计r