https://devzone.nordicsemi.com/f/nordic-q-a/57585/there-is-a-unique-id-in-nrf52840Hi, I am developing a device with nrf52840 soc, I need to know that there is any unique and unforgettable id in this chip that with that I could differentiate between devices? thnaksen-USTelligent Community 13Sun, 09 Feb 2020 15:59:28 GMThttps://devzone.nordicsemi.com/thread/233410?ContentTypeID=1Sun, 09 Feb 2020 15:59:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f1704bd6-f1f2-41a3-946d-898f257df116Turbo J<p>Yes. Check FICR in the PS.</p><div style="clear:both;"></div>