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TRF7970A: NFC TRF7970A与ANDROID手机通讯问题

Part Number: TRF7970A

你好:       

请问下,我们想用NFC TRF7970A模拟卡封装一些数据进去,手机ANDROID作为读卡器读写卡;现当两者靠近时,TRF7970A端只能收到手机发送过来的

SENS_REQ命令,我参考“NFCForum-TS-DigitalProtocol-1.0.pdf“里的NFC-A相关回复了 SENS_RES Response命令,

但没有收到手机发的下一步命令,请帮看看有什么建议?谢谢!