How to implement the nRF52840 Dongle as the RCP of OTBRhttps://devzone.nordicsemi.com/f/nordic-q-a/100871/how-to-implement-the-nrf52840-dongle-as-the-rcp-of-otbrHi Support Team I would like to use the nRF52840 Dongle as a RCP of OTBR, but I find the start address of zephyr.hex is 0x0 after I built the example in the path of &#39; samples/openthread/coprocessor&#39; in NCS. I am not sure whether the Dongle would been-USTelligent Community 13Fri, 16 Jun 2023 12:31:56 GMTRE: How to implement the nRF52840 Dongle as the RCP of OTBRhttps://devzone.nordicsemi.com/thread/431489?ContentTypeID=1Fri, 16 Jun 2023 12:31:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:87a9a250-766c-4f8e-bb18-de8c35d87202Naeem Maroof<p>Hello,</p> <p></p> <p>Thank you for contacting DevZone at NordicSemi.</p> <p></p> <p>Can you recheck and confirm that you are building for the correct board (Dongle)?&nbsp;</p> <p>And also that you are selecting the correct hex file in programmer.</p> <p></p> <p>Yes, it should not be 0x00 as it is programmed through built-in bootloader.</p> <p><span>Also make sure that the Dongle&nbsp;is in bootloader mode.</span></p> <p><span></span></p> <p><span>Regards,<br />Naeem</span></p><div style="clear:both;"></div>