https://devzone.nordicsemi.com/f/nordic-q-a/32117/unable-to-disable-p0-21-as-pin-reset-while-using-dfu-bootloaderYes I&#39;ve already looked at the following two examples: https://devzone.nordicsemi.com/question/185381/disabling-pin-21-of-nrf52832/ https://devzone.nordicsemi.com/question/93492/nrf52832-p021reset-pin/ I tried using the following commands anden-USTelligent Community 13Thu, 15 Mar 2018 09:55:18 GMThttps://devzone.nordicsemi.com/thread/124539?ContentTypeID=1Thu, 15 Mar 2018 09:55:18 GMT137ad170-7792-4731-bb38-c0d22fbe4515:646981aa-90b2-419e-bfdc-a10f11fa386bsenorwigglez<p>So I figured it out. When I originally compiled my bootloader, the Makefile provided by Nordic has the CONFIG_GPIO_AS_PINRESET flag defined so the bootloader was constantly overwriting the UICR register. I recompiled the bootloader with this flag deleted and now the pin functions as a GPIO!</p><div style="clear:both;"></div>