https://devzone.nordicsemi.com/f/nordic-q-a/48560/config-file-independen-from-the-applicationHi! We are in the process of evaluating the nRF9160 DK. There is an important aspect of the application for us, we want to be able to define some constants that can be modified from the final client without the need of compiling a new applicationen-USTelligent Community 13Thu, 13 Jun 2019 12:51:05 GMThttps://devzone.nordicsemi.com/thread/192700?ContentTypeID=1Thu, 13 Jun 2019 12:51:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:349e8bcc-3914-48bd-b80a-6609a93fc532Nguyen Hoan Hoang<p>you can use an nfc tag. &nbsp;The tag is updated from outside. &nbsp;The firmware can then read the new value from the tag. &nbsp;There are many i2c nfc tag eprom available with very small footprint.</p><div style="clear:both;"></div>