FCC Testing (Radio test) on nRF52840 Donglehttps://devzone.nordicsemi.com/f/nordic-q-a/41842/fcc-testing-radio-test-on-nrf52840-dongleHello, I have an BLE application running on nRF52840 Dongle, and I develop an iOS app to control the Dongle. Now, my work is to make Dongle passing the FCC Testing. I have searched the way in the forum, and I know I should use radio test exampleen-USTelligent Community 13Fri, 28 Dec 2018 10:06:16 GMTRE: FCC Testing (Radio test) on nRF52840 Donglehttps://devzone.nordicsemi.com/thread/163148?ContentTypeID=1Fri, 28 Dec 2018 10:06:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2bdc45f9-17d3-4ff8-810d-56c6bdfd2b5eHung Bui<p>Hi Yu Wei,&nbsp;</p> <p></p> <p>There is an easier way is to use other pins on the dongle as the UART pin, then you can control the dongle from your PC. There are quite a few of GPIO pins on the side of the dongle.&nbsp;</p><div style="clear:both;"></div>