School meals are concentrated basically composed of non-contact RFID card systems and microcomputer front-site management system back in the form of a combination. AT88RF020 low-end frequency in the 13.56MHz contactless IC card chip, it follows O/IEC14443TypeB agreement. This article focuses on the characteristics and working principle of AT88RF020 and dining in the school management for its application and management system for the appropriate description, but also give part of the program code. AT88RF020 RF chips by the prospects of the system easy to use site, low prices.

060115.pdf

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