This article introduces a safety guard system with functions of online patrol management, access control and alarm monitoring.
本文介绍了一种集在线式巡逻管理、门禁和报警功能于一体的安全防范系统。
AT89c2051 is a powerful programmed microchip, the hardware principle and software realization of guard against theft and alarm system based on AT89c2051 are introduced.
AT 89 C 2051单片机是功能强大的可编程微控器，文中提出了以at89c 2051设计的住宅小区防盗报警系统的硬件原理和软件实现。
AT89c2051 is powerful programmed microchip, the hardware principle and software realization of guard against theft and alarm system based on AT89c2051 are introduce.
AT 89 C 2051单片机是功能强大的可编程微控器，文中提出了以at89c 2051设计的住宅小区防盗报警系统的硬件原理和软件实现。
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