NXP PN512 13.56MHz无接触通信收发方案
NXP公司的PN512是高度集成的13.56MHz无接触通信收发器,支持四种不同的工作模式:读/写模式支持ISO/IEC14443A/MIFARE和FeliCa方案以及支持ISO/IEC14443B,卡运作模式支持14443A/MIFARE和FeliCa方案和支持NFCIP-1模式.本文介绍PN512主要特性, 方框图, ISO/IEC14443A/MIFARE和FeliCa读/写模式通信框图, 共同读/写选通与主控制器连接框图以及典型应用电路图.
The PN512 is a highly integrated transceiver IC for contactless communication at 13.56 MHz. This transceiver IC utilizes an outstanding modulation and demodulation concept completely integrated for different kinds of contactless communication methods and protocols at 13.56 MHz.
The PN512 transceiver ICs support 4 different operating modes
•Reader/Writer mode supporting ISO/IEC 14443A/MIFARE and FeliCa scheme
•Reader/Writer mode supporting ISO/IEC 14443B
•Card Operation mode supporting ISO/IEC 14443A/MIFARE and FeliCa scheme
•NFCIP-1 mode
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