1、摘要 I 摘要 本论文主要研究了本校 CDIO 门禁系统中的应用。射频识别是一种通信技术，该技 术可以通过无线电讯号识别特定目标并读写相关数据。论文课题在分析当前射频智能 卡及其读卡器研发现状的基础上，运用 C8051F340 和 MFRC522 组成射频读卡系统, 并通 过上位机来实现 IC 卡授权的管理。论文主要内容与成果概括如下。 (1) 分析和总结了 RFID 技术方面的文献资料，并在分析 RFID 技术的要点及其在 国内外的发展现状的基础上，对系统总体进行了设计。 (2) 设计和制作了基于 C8051F340 的射频读卡硬件系统，包括 C8051F340 及 MFRC522 外围电路
2、的设计以及在此基础上的 PCB 布板的设计。 (3) 在硬件设计的基础上，完成了系统软件程序的设计。主要包括上位机程序的设 计与实现。 关键词关键词: 射频识别，C8051F340，MFRC522，上位机 Abstrct II Abstract This paper mainly studies the application of CDIO entrance guard system. RFID is a kind of communication technology, the technology can be through the radio signals identify spe
3、cific target and reading and writing data. Paper topic in the analysis of the current RF smart CARDS and reading and card reader based on the status quo of research and development, the use of C8051F340 and MFRC522 RF reading card system, And through the PC to realize the IC card authorization manag
4、ement. Paper main content and achievements summed up as follows. (1) This paper analyzes and summarizes the literature of RFID technology, the overall system is designed based on the analyzing main points of RFID technology and the development status at home and abroad. (2) It designs and makes the hardware system of the C8051F301-based RF reader including the C8051F340 and MFRC522 peripheral circuit design .On this basis, it also designs the PCB layout. (3) On the basis of the hardware design,
