Download our app from
https://play.google.com/store/apps/details?id=pixilab.se.talkingguide
To program, use separate NFC app, such as "NFC Tools" for Android
https://play.google.com/store/apps/details?id=com.wakdev.wdnfc
Program a URL like this:
http://pixi.guide/nfc?locationId=XX
where XX is the ID-number
The two most common NFC tags are: NDEF och MIFARE ULTRALIGHT. https://stackoverflow.com/questions/53032074/nfc-tag-type-specification https://www.shopnfc.com/en/content/7-nfc-compatibility https://nfc-forum.org/our-work/specifications-and-application-documents/specifications/nfc-forum-technical-specifications/
Please note all of the above is preliminary documentation for testing purposes only.