https://devzone.nordicsemi.com/f/nordic-q-a/75650/after-programing-softdevice-j-link-cannot-connect-swd-againThanks in advanced. Platform is: nrf52832-qfaa, SDK_17.0.2, use V6.88a JFflash. I design custom board with cp2102n and nrf52832 to act as a usb receiver. All these boards can be accessed through swd at the first time, then I flash softdevice to them,en-USTelligent Community 13Fri, 28 May 2021 14:48:25 GMThttps://devzone.nordicsemi.com/thread/312429?ContentTypeID=1Fri, 28 May 2021 14:48:25 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ba6d077a-808b-42c6-b3d0-11e107ae6104JONATHAN LL<p>Have you tried to use nrfjprog or nrf connect for desktop ?<br /><br />you can use the <strong>nrfjprog --recover</strong> command to &quot;unlock&quot; the SoC so that you can program it again.&nbsp;<br /><br />Regards,<br />Jonathan</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/311949?ContentTypeID=1Thu, 27 May 2021 04:58:14 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ba07ed35-690c-434a-9228-8675855671f0faithself<p>I use nrfgo, select nrf51(my board is nrf52832...) and recover, then erase all, and erase chip in jflash again, the board can be softdevice &amp; app loaded. My hardware should be fine, but I don&#39;t know what happened to my nrf tools......</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/311791?ContentTypeID=1Wed, 26 May 2021 12:35:59 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f776e7cb-d6bc-4897-86a3-753bac1f3aeffaithself<p>In addition, no 32.768k xtal is deployed on board.DEC1:0.73V, DEC2:1.225V, DEC3:3.28V, DEC4:1.225V. Is there a way to recover nrf52832 by JFlash.exe?</p><div style="clear:both;"></div>