Nfc in android

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Detailed discussion on how to implement NFC in android with a simple Tic-Tac-Toe example

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Nfc in android

  1. 1. NFC Badrinath Kulkarni
  2. 2. NFC HISTORY ● 2002: Sony & NXP invented NFC. ● 2004: NFC forum formed. ● Now, Consists > 160 members. ● All decisions are done via voting by members.
  3. 3. WHAT IS NFC ? ● Near Field Communication. ● Wireless Range : 1 – 4 cm. (~10cm Theoretical) ● Speed : 106 – 414 kbps. ● Low friction setup (Touch & Communicate)
  4. 4. NFC STANDARDS
  5. 5. DATA EXCHANGE FORMATS
  6. 6. NDEF ● Lightweight Binary Message Format. ● Max Payload Size. 2^31 – 1 Octets.
  7. 7. NDEF RECORD
  8. 8. NFC FLOW
  9. 9. NFC Tag Dispatch in Android
  10. 10. AndroidManifest.xml
  11. 11. NFC INITIALIZATION
  12. 12. ACTIVE MODE
  13. 13. ACTIVE MODE
  14. 14. PASSIVE MODE
  15. 15. ANDROID BEAMING ● >= 4.0 ( Ice Creame Sandwitch ) ● NDEF + AAR – Android Application Records ● Call setNdefPushMessage(NdefMessage) OR NfcAdapter.CreateNdefMessageCallback ● JB+ setBeamPushUris(Uri) OR NfcAdapter. CreateBeamUrisCallback
  16. 16. Thank U. Badrinath Kulkarni www.ibadrinath.in

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