Onion NFC-RFID Expansion [Discontinued] _MAKE_SENSOR_FINGER Like Halloween candy

Like Halloween candy

Back-Compatibility Note - The GPIO Pin area is now 40 pins long however the first 26 pins are identical to the Model B to provide 100% backward compatibility for your projects

5" / 775mm

Those items are not included

4m/s wind speed)

Onion NFC-RFID Expansion [Discontinued] _MAKE_SENSOR_FINGER Like Halloween candyThe new RFID & NFC expansion board for Onion! This board uses the PN532 controller chip, which is the most popular NFC chip, and is embedded in pretty much every phone or device that does NFC. It can read and write to tags and cards, communicate with phones (for example payment processing), and act like an NFC tag. If you want to do any sort of embedded NFC work, this is the chip youll want to use! NFC (Near Field Communications) is a way for two