https://devzone.nordicsemi.com/f/nordic-q-a/71056/nrf53-can-t-see-uart-output-when-building-non-secure-appHi, When I build the zephyr/samples/hello_world program for the nrf5340dk_nrf5340_cpuapp target it works as expected, but with the nrf5340dk_nrf5340_cpuappns target I am not seeing any output. Is there a reason I can&#39;t see any output when buildingen-USTelligent Community 13Mon, 01 Feb 2021 07:01:27 GMThttps://devzone.nordicsemi.com/thread/292118?ContentTypeID=1Mon, 01 Feb 2021 07:01:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:069b8be7-89bb-4a22-a3cb-ab96f3549f87Amanda Hsieh<p>Hi Michael,&nbsp;</p> <p><span>v0.10.0 is PDK which</span>&nbsp;you might need to connect some external wires, <a title="http://developer.nordicsemi.com/nrf_connect_sdk/doc/1.4.0/nrf/ug_nrf5340.html#getting-logging-output" href="http://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.4.0/nrf/ug_nrf5340.html#getting-logging-output" rel="noopener noreferrer" target="_blank">http://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.4.0/nrf/ug_nrf5340.html#getting-logging-output</a></p> <p>The chip version of nRF5340 DK v0.10.0 is&nbsp;<span>nRF5340-QKAACA.&nbsp;</span></p> <div><img src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/4/pastedimage1612162707305v1.jpeg" alt=" " /></div> <div></div> <div>-Amana H.</div><div style="clear:both;"></div>