https://devzone.nordicsemi.com/f/nordic-q-a/83777/nrf52840-rf-certification-testingThe certification lab is testing nRF52840 RF .They need to test LE coded S=8,Payload Type：11111111：payload length：37 but i can&#39;t find Payload Type：11111111 in software nRF_DTM.exe, In this case, how should we test as required?en-USTelligent Community 13Tue, 18 Jan 2022 11:24:15 GMThttps://devzone.nordicsemi.com/thread/348256?ContentTypeID=1Tue, 18 Jan 2022 11:24:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f60d54dc-7ef1-4648-b7ad-74cb2d2cf07aMatiasP<p>Hi sunmnengnan,<br /><br />I recommend to use and modify (if necessary) the examples that you could found in the nrf sdk that you&#39;re using, (e.g&nbsp;nRF5_SDK_17.0.2_d674dde\examples\dtm\direct_test_mode) in case of nRF52840 you should use PCA10056.&nbsp;<br /><br />I also highly recommend to check this other ticket where u will find the necessary information to modify and program the application that matches your necessities.<br /><br /><a href="https://devzone.nordicsemi.com/f/nordic-q-a/61288/understanding-dtm-test-setup">https://devzone.nordicsemi.com/f/nordic-q-a/61288/understanding-dtm-test-setup</a><br /><br />Kind Regards,<br /><br />MatiasP<br /><br /></p><div style="clear:both;"></div>