基于单片机和GSM模块的密码锁报警系统

本设计提供了一种电子密码锁与GSM模块相结合的设计方法。基于51单片机的电子密码锁报警系统,由STC89C51单片机系统,存储芯片24C02C,、4×4矩阵键盘、报警系统等组成,可提供读写,修改密码,报警等功能。GSM模块连接于报警密码锁,便于报警的同时向预存号码发送短信,告知失主。本设计安全可靠性高,成本功耗低。

This design provides a design method of combining electronic locks with GSM module.The system based on 51 microcomputer consists of STC89C51 single-chip microcomputer system, memory chip 24C02,C4 * 4 matrix keyboard and alarm system etc.which can provides read and write, change passwords, alarm functions and so on.GSM module is connected to the alarm locks,while easy to send text messages to alert the stored numbers, inform the owner.The design of high security and reliability, and low cost power.