Adafruit Learning System

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RFID / NFC

10 GUIDES | 49 PAGES | 0 FEATURED | 2 POPULAR

Mystery Box: Remote Chess Board Puzzle Lock

Place the proper combination of pieces on just the right spaces to unlock a remote effect!

Place the proper combination of pieces on just the right spaces to unlock a remote effect! Uses hidden RFID tags, 900MHz Feather packet radio, and a linear actuator controlled by a Motor FeatherWing to pop open a mysterious cash drawer!!

3D Printed RFID NFC Rings

Make your own custom NFC ring

by Ruiz Brothers

Customize your RFID NFC tags to any size or shape!

NFC Ring Password Helper

Log in with the wave of a hand

Use Arduino Leonardo's keyboard functionality to type in your password when you scan your NFC ring.

Magic Band Teardown

Inside the Magic Kingdom's Smart Bracelet

Disney's Magic Band is a wearable NFC tag used for Disney Park and attraction entry, Disney Resort hotel doors, and personalizing your park experience.

Raspberry Pi NFC Minecraft Blocks

Make papercraft Minecraft blocks that interact with the world using near-field communication!

Learn how to connect a PN532 near-field communication (NFC) breakout to a Raspberry Pi. Using NFC tags you can create blocks in a Minecraft world!

Unlock Android Phone with Wearable NFC

Handle Phone to Authenticate

Make an RFID ring or manicure and mod your Android to unlock when the right tag is scanned!

Adafruit PN532 RFID/NFC Breakout and Shield

Radio Frequency ID and Near Field Communication using the PN532

This is not a full tutorial, it's just a quickstart guide while we do more research into RFID/NFC. There's a lot of info here but not everything is explained in detail. We hope to fill out the tutorial but there's not a lot of good information about NFC so it's taking a bit of time!

RFID iPhone

Embed an RFID card in your iPhone

While your CharlieCard or other RFID card won't fit inside your iPhone, it's mainly the plastic that's in the way. Here we'll show you how to dissolve away the plastic and still reliably read the tag from under the backplate on your iPhone.

Babel Fish

RFID language learning toy with sound

Create a speaking flash card game with Adafruit's wave shield and NFC/RFID shield for Arduino inside a box made to look like a yellow fish - a nod to Douglas Adams.

Adafruit NFC/RFID on Raspberry Pi

Add RFID/NFC read and write to your Pi in an hour!

by Kevin Townsend

Curious how you can add some NFC fun and excitement to your Raspberry Pi? It's easy with libnfc and this simple tutorial!