https://devzone.nordicsemi.com/f/nordic-q-a/40525/which-app-should-i-use-when-i-want-to-do-ll-bqb-test-with-harmony-on-nrf52840which app should I use when I want to do LL BQB test with harmony on nRF52840? it can not connected with harmony when I use DTM project. It seems the interface of nRF52840 is a 2-wire uart. But harmony send HCI command through uart with H4 type.en-USTelligent Community 13Thu, 15 Nov 2018 11:52:11 GMThttps://devzone.nordicsemi.com/thread/157481?ContentTypeID=1Thu, 15 Nov 2018 11:52:11 GMT137ad170-7792-4731-bb38-c0d22fbe4515:23a74578-54c9-4355-b706-5ace97e541b4run_ar<p>You can find the correct qdid in our <a href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf52/dita/nrf52/compatibility_matrix/nrf52840_comp_matrix.html?cp=2_0_2">compatibility matrix</a>.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/157459?ContentTypeID=1Thu, 15 Nov 2018 10:19:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e04caa8b-1fc5-427d-93e5-80b972634be1wanggang1<p>So where can I get the &quot;<span>qualified design</span>&quot; for&nbsp;<span>the nRF52840 and S140 combination?</span></p> <p><span>could you share the website for me ?&nbsp;</span></p> <p><span>Thank you very much</span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/157458?ContentTypeID=1Thu, 15 Nov 2018 10:14:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0b57dde2-3be5-4fbc-b619-00fb098e3d34run_ar<p>Hi,</p> <p>The LL of our SD is not available at a customer level for testing. If you are using our Softdevice you need to reference our qualified design for the nRF52840 and S140 combination.</p> <p>For RF-PHY testing we support the 2-wire uart interface as described in the bluetooth core specification.</p><div style="clear:both;"></div>