https://devzone.nordicsemi.com/f/nordic-q-a/54730/can-max32625pico-be-used-to-flash-nrf52840-dongleI have a nRF52840 dongle. My understanding is that the nRF52840 has an on-chip regulator (Vdd out) that can be set from 1.8 to 3.3V. So it&#39;s recommended to use a debugger that supports level shifting such as the &quot;J-link EDU&quot; which has a targeten-USTelligent Community 13Tue, 26 Nov 2019 06:33:26 GMThttps://devzone.nordicsemi.com/thread/221987?ContentTypeID=1Tue, 26 Nov 2019 06:33:26 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1bbfb073-b46f-448d-ab62-d9a00debb8c9dood<p>FYI, I got the&nbsp;MAX32625PICO gadget, and it works with the nRF52832 (in the Adafruit Feather), so I think it will work with&nbsp;nRF52840 dongle (I have to get the &quot;pogo pin&quot; cable)</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/221830?ContentTypeID=1Mon, 25 Nov 2019 12:08:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1cf0a6d1-d485-4ec2-b1af-b13f93132a82Amanda Hsieh<p>Hi,&nbsp;</p> <p></p> <p>You should check with the vendor. They should know the product (<span>MAX32625PICO</span>) better than us.&nbsp;</p> <p></p> <p>-Amanda H.</p><div style="clear:both;"></div>