This paper introduces a design method of non-contact IC card reader based on Philips\' base station chip MF RC500. It gives the characteristics of MF RC500, the system composition and the design specifications of the antenna. It also gives the interface principle circuits of AT89S52 microcontroller and MF RC500, AT 89C52 and RS232, and MF RC500 and antenna. Finally, it gives the operation flow and card reading program for Mifare card. Keywords: IC card, non-contact, Mifare card, MF RC500, radio frequency identification
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