本系统由单片机系统、矩阵键盘、LED显示和报警系统组成。系统能完成开锁、超时报警、超次锁定、管理员解密、修改用户密码基本的密码锁的功能。除上述基本的密码锁功能外，还具有调电存储、声光提示等功能，依据实际的情况还可以添加遥控功能。本系统成本低廉，功能实用

-The system consists of single chip systems, matrix keypad, LED display and alarm system components. System to complete the unlock, police overtime, and Ultra Lock, Administrator decrypt, modify the basic user password lock feature. In addition to the basic lock function, but also has stressed electrical memory, sound and light tips and other functions, according to the actual situation can also add a remote control. The system cost, functional and practical