setting gpio in dfu mode

setting gpio in dfu modehttps://devzone.nordicsemi.com/f/nordic-q-a/92213/setting-gpio-in-dfu-modegood day, is there a way to set a gpio when in dfu mode? wanted to make GPIO 19 of nRF52832 HIGH during DFU mode because we assigned it as an enable pin. in DFU mode, i obeserved that it is HIGH (LED3 OFF in PCA10040) when device is not connecteden-USTelligent Community 13Thu, 22 Sep 2022 13:09:39 GMTRE: setting gpio in dfu modehttps://devzone.nordicsemi.com/thread/387512?ContentTypeID=1Thu, 22 Sep 2022 13:09:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a9da27bc-b088-46fb-aed4-448637a10d35xtian<p>got it.</p> <p>thanks</p><div style="clear:both;"></div>RE: setting gpio in dfu modehttps://devzone.nordicsemi.com/thread/387436?ContentTypeID=1Thu, 22 Sep 2022 09:17:22 GMT137ad170-7792-4731-bb38-c0d22fbe4515:68dabea8-f9b9-471e-863b-1e94daf9266cHung Bui<p>Hi Kristian, <br />I don't see any problem with that. <br />You can have a look at the  dfu_observer() function in main.c in bootloader project.</p> <p>You can see BSP_BOARD_LED_2 (which is LED 3 when you count from 0) being controlled there. You can modify the code there. </p><div style="clear:both;"></div>