https://devzone.nordicsemi.com/f/nordic-q-a/40659/faulty-functioning-when-using-external-supply-pinsHi, The NRF52DK we use is interfaced to a capacitive touch keypad and an RGB LED. The board works fine when supplied by the USB but when we try supplying through the external supply pins, the DK performs erratically. On a few occasions when it workeden-USTelligent Community 13Wed, 21 Nov 2018 06:43:31 GMThttps://devzone.nordicsemi.com/thread/158293?ContentTypeID=1Wed, 21 Nov 2018 06:43:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:baf0a825-3dee-482c-bb60-0e517bde7f42Karthik Menon<p>Hi Jared,</p> <p></p> <p>The problem has been tentatively solved by adding a large valued capacitor at the supply input. Will get back to you in case any more problem arises.</p> <p>Thanks!</p> <p></p> <p>Karthik&nbsp;</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/158111?ContentTypeID=1Tue, 20 Nov 2018 08:17:58 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b3f9c036-f449-47c5-a33f-738dbbce2cdbJared<p>Hi</p> <p>Could you provide me with the Schematics of your design?</p> <p>Jared&nbsp;</p><div style="clear:both;"></div>