https://devzone.nordicsemi.com/f/nordic-q-a/92726/nrf9160-dk-uicr-registersHi! We are trying to understand how UICR registers work. In particular APPROTECT, ERASEPROTECT, and SECUREAPROTECT. We are trying to find a clear explanation for this image. What are those fields (bit number, Id, Reset, Value, the letters..) Thanken-USTelligent Community 13Tue, 11 Oct 2022 06:00:56 GMThttps://devzone.nordicsemi.com/thread/390142?ContentTypeID=1Tue, 11 Oct 2022 06:00:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d4ff65f4-5d14-4a19-bee2-b0fa2928e8cbKazi Afroza Sultana<p>Hello,</p> <p>We have documentation in our infocenter about peripheral interface and debug trace. You can look at these documentations about peripheral interfacce&nbsp;<a href="https://infocenter.nordicsemi.com/topic/ps_nrf9160/peripheral_interface.html">https://infocenter.nordicsemi.com/topic/ps_nrf9160/peripheral_interface.html</a>&nbsp;and approtect <a href="https://infocenter.nordicsemi.com/topic/ps_nrf9160/dif.html">https://infocenter.nordicsemi.com/topic/ps_nrf9160/dif.html</a>&nbsp;.</p> <p>Thanks.</p> <p>Best Regards,</p> <p>Kazi Afroza Sultana</p> <p></p><div style="clear:both;"></div>