Class NfcA

java.lang.Object
com.codename1.nfc.TagTechnology
com.codename1.nfc.NfcA
public class NfcA extends TagTechnology
NFC-A (ISO 14443-3A) raw transceive view. Use [#transceive(byte[])] to send commands at the ISO 14443-3 framing layer (below ISO-DEP). Most apps should prefer IsoDep / MifareUltralight etc., reaching for NfcA only for tags that lack a higher-level technology.

  • Constructor Summary

    Constructors
    Constructor
    Description
    NfcA()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    byte[]
    getAtqa()
    ATQA bytes (Answer To Request - Type A).
    short
    getSak()
    SAK byte (Select Acknowledge) reported during ISO 14443-3 activation.
    final TagType
    getType()
    The technology variant this view represents.

    Methods inherited from class TagTechnology

    transceive

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • NfcA

      public NfcA()

  • Method Details

    • getSak

      public short getSak()
      SAK byte (Select Acknowledge) reported during ISO 14443-3 activation. 0 when the platform does not expose it.

    • getAtqa

      public byte[] getAtqa()
      ATQA bytes (Answer To Request - Type A). Empty when not exposed.

    • getType

      public final TagType getType()
      Description copied from class: TagTechnology
      The technology variant this view represents.
      Specified by:
      getType in class TagTechnology