Default bootloader and its capabilitieshttps://devzone.nordicsemi.com/f/nordic-q-a/79159/default-bootloader-and-its-capabilitiesI have a few questions about the bootloader of the nRF52. I used &quot;nrfjprog --eraseall&quot; to erase the chip, afterwards I turned the power off and on again while holding down the RESET button. I see it entered a bootloader mode but I have erased theen-USTelligent Community 13Wed, 01 Sep 2021 11:55:41 GMTRE: Default bootloader and its capabilitieshttps://devzone.nordicsemi.com/thread/327593?ContentTypeID=1Wed, 01 Sep 2021 11:55:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7cdcfe8d-a859-47cb-84b4-979a791bf1f2Vidar Berg<p>Hello,</p> <p>nrfjprog --eraseall will erase the entire program memory on the nRF52 so there won&#39;t be any bootloader or application code left. Pressing the&nbsp; reset button on power up will actually make the&nbsp;<span><a title="Interface MCU" href="https://infocenter.nordicsemi.com/topic/ug_nrf52832_dk/UG/nrf52_DK/interf_mcu.html?cp=4_2_4_4">Interface MCU</a></span> enter bootloader mode. </p> <p>Best regards,</p> <p>Vidar</p><div style="clear:both;"></div>