https://devzone.nordicsemi.com/f/nordic-q-a/44267/programming-fanstel-bt840f-evaluation-boardHello, I&#39;ve recently purchased the fanstel BT840F evaluation board which is based on the nRF52840. I understand that you cannot directly program the BT840F evaluation board and you need either a nRF52832/nRF52840 DK to use the JLink to program and uploaden-USTelligent Community 13Mon, 04 Mar 2019 00:58:57 GMThttps://devzone.nordicsemi.com/thread/173858?ContentTypeID=1Mon, 04 Mar 2019 00:58:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9af10b7b-c573-4f29-a7aa-f785df59f269Vroon<p>Thank you Jared, this cleared it up for me. Cheers!</p> <p></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/173712?ContentTypeID=1Fri, 01 Mar 2019 13:19:30 GMT137ad170-7792-4731-bb38-c0d22fbe4515:eafea464-02e9-477e-aa67-4cacea7c35c3Jared<p>Hi,</p> <p>The programming of external nRF52 based boards is described in the user guide for the nRF52840 DK <a href="https://www.nordicsemi.com/DocLib/Content/User_Guides/nrf52840_dk/latest/UG/nrf52840_DK/hw_debug_out">here</a>.</p> <p>Best regards</p> <p>Jared&nbsp;</p><div style="clear:both;"></div>