/nordic/nordic-blog/b/blog/posts/recover-the-nrf51-when-nrjprog-and-nrfgo-studio-coYou may have a nRF51 chip that is &quot;bricked&quot; and both nRFGo Studio and nrfjprog recover option doesn&#39;t work. You can try to use J-link Commander to recover. In some case, J-link Commander showed that it can recover the chip when nrfjprog and...en-USTelligent Community 13https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/recover-the-nrf51-when-nrjprog-and-nrfgo-studio-coWed, 18 Sep 2019 07:23:58 GMT137ad170-7792-4731-bb38-c0d22fbe4515:baa848b1-0557-4e54-bc22-87d2e99cd104mandha_amarr0<p>My custome board showing &quot;recover&quot;&nbsp; option in nRFGo studio. means what is the fault in my board? i am using NRF52811_XXAA and also iam using PCA10040 Board as programmer then i connected P20 pins(VTG, SWD_CLK, SWD_DIO, GND) to my custome board.&nbsp;</p><img src="https://devzone.nordicsemi.com/aggbug?PostID=747&AppID=4&AppType=Weblog&ContentType=0" width="1" height="1">https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/recover-the-nrf51-when-nrjprog-and-nrfgo-studio-coWed, 18 Sep 2019 07:20:44 GMT137ad170-7792-4731-bb38-c0d22fbe4515:baa848b1-0557-4e54-bc22-87d2e99cd104mandha_amarr0<p>Hi all,</p><img src="https://devzone.nordicsemi.com/aggbug?PostID=747&AppID=4&AppType=Weblog&ContentType=0" width="1" height="1">https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/recover-the-nrf51-when-nrjprog-and-nrfgo-studio-coFri, 02 Nov 2018 07:57:59 GMT137ad170-7792-4731-bb38-c0d22fbe4515:baa848b1-0557-4e54-bc22-87d2e99cd104Vishal Aditya0<p>Please share how to debug&nbsp;mdbt50q u1m nRF52840 custom board nRF GO Studio is not able to detect it full description here:&nbsp;<a rel="nofollow" target="_blank" href="https://devzone.nordicsemi.com/f/nordic-q-a/40083/mdbt50q-u1m-nrf52840-target-board-not-detecting-with-development-board">devzone.nordicsemi.com/.../mdbt50q-u1m-nrf52840-target-board-not-detecting-with-development-board</a></p><img src="https://devzone.nordicsemi.com/aggbug?PostID=747&AppID=4&AppType=Weblog&ContentType=0" width="1" height="1">https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/recover-the-nrf51-when-nrjprog-and-nrfgo-studio-coFri, 12 Oct 2018 09:26:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:baa848b1-0557-4e54-bc22-87d2e99cd104Yasaswini0<p>What would be the command list for nrf52840?</p><img src="https://devzone.nordicsemi.com/aggbug?PostID=747&AppID=4&AppType=Weblog&ContentType=0" width="1" height="1">