基于ZigBee技术的无线射频识别系统硬件设计

摘要

将ZigBee技术与RFID技术相结合,给出一套基于ZigBee技术的无线射频识别系统,并给出了基于STC89C52RC、MF RC500作为系统射频模块的微控制器和射频芯片,及MSP430FG4618、CC2420作为ZigBee无线通信节点的微控制器和射频芯片的硬件结构.本文给出的系统能够实现长距离识别,不需要进行方向配置,具有灵活性和可扩展性好,数据信息的可靠性、抗干扰性和保密性高,技术相对简单、成本低、时延小、存储容量大等特点.%Combining ZigBee technology with RFID technology,a set of radio frequency identification system based on ZigBee technology is given.The hardware design of RFID syetem based on ZigBee technology is given with selecting STC89C52RC,MF RC500 as the system microcontroller and RF radio frequency module chip,and MSP430FG4618,CC2420 as the ZigBee wireless communication node of the microcontroller and RF chip.The paper gives a RFTD system developed based on the latest RFID technology and ZigBee and the hardware structure of the system.The system features with long working distance,no extra orientation configuration,flexibility and extensibility.It provides reliable,robust and secure data transmission,with relatively simple techniques,low building cost,low latency and high memory capacity.