Great project + write-up from maker Alex Suzuki. Thanks for sharing!
This post is to shows how to exchange arbitrary data between an Android phone and an NFC reader application. To make things a bit more interesting, we’ll tunnel an HTTP download over NFC. The Android app provides a URL which the terminal (we assume it’s connected to the Internet) will download and send back to the app.
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PN532 NFC/RFID controller breakout board – v1.6: The PN532 is the most popular NFC chip, and is what is embedded in pretty much every phone or device that does NFC. It can pretty much do it all, such as read and write to tags and cards, communicate with phones (say for payment processing), and ‘act’ like a NFC tag. If you want to do any sort of embedded NFC work, this is the chip you’ll want to use! (read more)
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