设计了基于AT89C52的门禁控制系统,给出了微处理器模块电路及复位与时钟电路、数据存储器、通讯接口、读卡模块、遥信遥控、电源模块等外围电路的硬件原理,支持多种传输模式和多种开门方式,具有兼容性、稳定性、实用性.
The access control system based on AT89C52 was designed,giving the hardware principle diagram of a microprocessor model,reset circuit and clock circuit,data storage,communication interface,a card reading module,remote communication,remote control,power-supply module and other peripheral circuits.The system supported multiple transmission modes and various kinds of open mode,had the advantages of stability,compatibility and practicability.