基于AT89C51的电子密码锁设计

The Design of Electric Password Lock Based on the AT89C51

本设计是基于AT89C51单片机为控制核心的密码锁设计方案。控制核心采用单片机AT89C51,配备相应的硬件电路和烧录软件程序,可以实现密码输入及修改、报警、开关锁、信息显示以及键盘锁定等功能。在本设计中,根据识别密码的正误来执行开锁或者报警,利用AT24C02串行存储器来修改和存储密码。经测试,本电子锁具有可靠性高、能耗低、易操作等优点。

This design is based on the AT89C51 microcontroller as the core of the design of the password lock.The control core using SCM AT89C51,equipped with the corresponding hardware circuit and software programming procedures,can realize the password input and modify,alarm,switch lock,information display and keyboard lock function.In this design,according to the identification code or to perform lock or alarm,using AT24C02 serial memory to modify and store passwords.After testing,the electronic lock has the advantages of high reliability,low energy consumption,easy operation,etc.