https://devzone.nordicsemi.com/f/nordic-q-a/85387/how-to-use-uart2-with-external-pin-in-lwm2m-client-projectHello, Please share any working document to enable UART2 for external communication. I gone through many documents and forum and many setting in prj.conf but still no results. Best Regards Deepak Aagrien-USTelligent Community 13Thu, 03 Mar 2022 11:42:56 GMThttps://devzone.nordicsemi.com/thread/356009?ContentTypeID=1Thu, 03 Mar 2022 11:42:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c809927e-6eba-4580-b45b-9b9e0e313983Sigurd Hellesvik<p>Hi Deepak</p> <p>Have you tried to use UART2 with a minimal sample?</p> <p>I think the <a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.9.0/nrf/samples/nrf9160/lte_ble_gateway/README.html">nRF9160: LTE Sensor Gateway</a> use uart2, maybe it can help you</p> <p>Regards,<br />Sigurd Hellesvik</p><div style="clear:both;"></div>