Grove - NFC (PN532) Brand_Tiny Circuits a timer or stopwatch

a timer or stopwatch

You can directly attach an LED to the pins that are marked with “LED”

All GPIO pins are labelled with function

5mm OD male to 5

98mm thick

Grove - NFC (PN532) Brand_Tiny Circuits a timer or stopwatchNear Field Communication (NFC) is a set of short range wireless technologies. It's behind daily applications such as access control system and mobile payment system. Grove NFC features a highly integrated transceiver module PN532 which handles contactless communication at 13. 56MHz. You can read and write a 13. 56MHz tag with this module or implement point to point data exchange with two NFCs. Grove NFC is designed to use I2C or UART communication