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Received:December 13, 2011 Revised:January 11, 2012
Received:December 13, 2011 Revised:January 11, 2012
中文摘要: 随着信息技术的发展, 智能化的考勤系统已经成为现代化企业架构的必备设施. 设计了一种基于MSP430单片机和TRF7960射频芯片的读卡器, 实现了对支持ISO14443A协议无源电子标签的查询和防碰撞算法, 读卡距离约8cm, 最多允许2张卡片同时读卡. 读卡器具有性能稳定、功耗低等特点, 结合服务器端系统中间件和Web应用软件的开发, 实现了一套考勤系统的完整解决方案.
Abstract:With the developing of information technology, smart attendance system has been an essential facility for modern enterprise. In this paper, a low-power RFID system based on MSP430 and TRF7960 is designed. The reader can inquire passive tags which support ISO14443A protocol and has been planted with anti-collision algorithm. It has a read range of 8cm and can read 2 tags at the same time. Experimental results verify that the RFID reader is stable and reliable. Combined with the development of middle-ware and Web service application at the server, a complete solution of attendance system is achieved.
keywords: RFID MSP430 TRF7960 attendance system
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梁龙,崔婷,孟宪,刘永相.基于MSP430的无源RFID考勤系统.计算机系统应用,2012,21(9):27-31
LIANG Long,CUI Ting,MENG Xian,LIU Yong-Xiang.Passive RFID Attendance System Based on MSP430.COMPUTER SYSTEMS APPLICATIONS,2012,21(9):27-31
梁龙,崔婷,孟宪,刘永相.基于MSP430的无源RFID考勤系统.计算机系统应用,2012,21(9):27-31
LIANG Long,CUI Ting,MENG Xian,LIU Yong-Xiang.Passive RFID Attendance System Based on MSP430.COMPUTER SYSTEMS APPLICATIONS,2012,21(9):27-31