1、 I 摘要 本文介绍了以 AT89C52 单片机作为微控制器,以射频技术为核心,基于 PHILIPS 公 司 MF-RC500 模块的 IC 卡读写器,阐述了该系统的组成、工作原理以及相应的软硬件设 计。本文阐述了 IC 卡技术的基本原理,并对其读卡器在工程上的设计和开发作了研究。 论文描述了 IC 卡系统的发展和现状,通过对射频识别技术原理的研究,揭示了射频 IC 卡系统的工作原理。介绍了 Type A 型常用的卡片 MF1 IC S50 和对应读卡器的设计方法 和电路 (使用专用射频读卡集成芯片 RC500),并详细阐述了系统各个模块的组成和原 理,给出了天线的设计规范,然后根据课题要求详
2、细介绍了自主设计的一款 Type A 型 读卡器的核心部件射频模块的实现方案和具体电路。最后介绍了系统设计的软件部 分,重点介绍了 RC500 的主要特性以及与 Mifare1 非接触 IC 卡数据通信的一些重要模 块,最后介绍了系统设计的软件部分和相关 PCB 电路图,并实际测试证明该读写器完成 了基本功能,运行稳定。 关键词关键词:AT89C52; MF-RC500; IC 读写器; S50 II Abstract With micro-computer AT89C52 as controller, the radio frequency technology as core, this
3、paper describes the systems composition、work principle and design of hardware and software of contactless IC card read-write device base on MF-RC500 of PHILIPS Company .This paper introduces the basic principle of the contactless IC card technology and the application of IC card reader. First the pa
4、per describes the development and the status quo of the IC cards system. Then the work principle of the radio frequency IC card system is discovered through studying the principium of the radio frequency technology. Whereafter, the paper introduces the card MF1 IC S50 what is usually used in the car
5、ds of Type A, the design method and the circuit of the card reader device (the device use the radio frequence chip reader module RC500), and in detail analyzes the principle of every module, simply Points to the design rules of the antenna circuit. Then, the paper in detail introduces the implement
6、project about circuit and program of the kemel components of a Type A IC cards reader, the RF module, what is completely made by do-it-yourself. In the end, the paper introduces the software of the system, and the main property and basic intruction set of a contactless IC card reader RC500 based on PhilipsMIFARE1 are introduced. And some ideals and methods of programme about the basilic module with data communication between the cards and RC500 are presented. Finally, introduced the system de