Limpkin wrote this blog article about his tiny NFC Reader with a TRF7970A build, and he will be giving a few of them away: The main components are: – the USB-enabled ATMega32U4 – a connector for the NRF24L01 – a Lithium-Ion battery charger – an NFC transceiver – a proximity sensor The main idea of this platform […]
Tag Archives: TRF7970A
RFID breakout board for the Bus Pirate built
Here’s the completed Near Field Communication (NFC) board designed by titanmkd. It uses the TRF7970A IC to read RFIDs from the Bus Pirate and other devices, we wrote about it earlier. All the systems check out OK so far. The next step is to communicate with an RFID card. Via the forum.
Near field communication TRF7970A breakout board
Benjamin wanted to use the Bus Pirate with various near field communication protocols, so he designed this breakout board for the TRF7970A NFC chip. It has a 13.56Mhz on-board antenna, and a optional SMA antenna connector. Other devices can also interface with this board, all the IO pins of the IC are brought to a […]