一种基于电话网的多功能密码锁的研制

Development of a Multifunctional Cryptogrammic Lock Based on Telephone Network

文章介绍了一种采用无线通信、24C01A、ISD1420、单片机和电话网组成的多功能密码锁的电路设计。阐述了该系统的工作原理、硬件构成与程序设计思想。提供了系统框图和程序流程图。

The multifunctional cryptogrammic lock that consists of wireless communication, 24C01A ISD1420, single-chip microcomputer and telephone network is introduced in this paper. The system working principle, structure of hardware , programming thought are introduced, also the system diagram and software program scheme are provided.