A second Arduino is used to read NFC and RFID cards using a Mifare RC522 reader. The system uses its own credit system, so a user can be issued a card with a certain amount of pre-paid credit.

Two years after launching the Curie-powered Arduino 101 maker board, Intel is calling it quits on the hardware. The chipmaker has announced the end-of-life for its Curie Module, which launched in ...