https://devzone.nordicsemi.com/f/nordic-q-a/59584/thingy52-always-run-to-dfu-when-power-onHi, I encounter a issue with my printed broad that mainly copy the thingy52. I download the thingyv210HW10.hex into my hardware. And then I debug the code (thingysdkv210) which downloaded form your network. but it can not be debugged , it run into theen-USTelligent Community 13Thu, 02 Apr 2020 07:41:08 GMThttps://devzone.nordicsemi.com/thread/243096?ContentTypeID=1Thu, 02 Apr 2020 07:41:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:449a4ef2-3295-4e12-b1ac-11f771d97f41Joakim Jakobsen<p>Ok, that might be the issue. When starting the device with the button pressed, it will start as ThingyDFU and be ready for a DFU.</p> <p>Regards, <br />Joakim</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/242584?ContentTypeID=1Tue, 31 Mar 2020 06:52:42 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2c14cd1a-54a7-4cd5-bad1-d986354842b6Daniel168999<p>Yes I flash the device from your website.</p> <p>I use the keil and jlink debug the code.</p> <p>No, I do not press the button. In fact my board does not have button, I test the pin that connects the button in your board , it show high level.&nbsp;</p> <p>thank you.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/242363?ContentTypeID=1Mon, 30 Mar 2020 10:39:06 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4f20f9ab-ec5b-4406-a55a-5de6ff8201efJoakim Jakobsen<p>Hi.</p> <p>Did you flash the device with the pre-compiled hex file from our website?</p> <p>How to you debug the code?</p> <p>Did you press the button when restarting the device?</p> <p>Best regards, <br />Joakim</p><div style="clear:both;"></div>