NXP Semiconductors NFC Tandem, User Manual, Page: 18 / 18

NXP Semiconductors
NFC Tandem User Manual
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section 'Legal information'.
© NXP B.V. 2018. All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 17 August 2018
Document identifier: 447202
Contents
1 Introduction ......................................................... 3
2 Use Cases ............................................................4
2.1 Service configuration ......................................... 4
2.2 WiFi and IoT node pairing ................................. 4
2.3 Error diagnostic and assistance ........................ 4
3 NFC Tandem reference design .......................... 5
3.1 Schematics ........................................................ 5
3.2 Matching guide .................................................. 6
3.2.1 Step 1 - Reader matching ................................. 6
3.2.2 Step 2 - Ntag tuning ..........................................7
3.2.3 Step 3 - Re-adjust reader matching ...................8
3.2.4 Step 4 - Check Ntag tuning ...............................9
3.3 Software .............................................................9
4 NFC Tandem demonstration ............................10
4.1 Hardware setup ............................................... 10
4.2 Smartphone counterpart device .......................11
4.3 Initial setup ...................................................... 11
4.4 Demonstration ..................................................12
4.4.1 Demo #1 Service Configuration .......................13
4.4.2 Demo #2 WiFi connection and IoT nodes
pairing .............................................................. 13
4.4.3 Demo #3 Error diagnostic and assistance ....... 13
5 References .........................................................14
6 Legal information ..............................................16