https://devzone.nordicsemi.com/f/nordic-q-a/61734/qspi-pin-assignment-on-nrf52840Dear Sirs, good night Currently developing hardware using nRF52840 based module (BT840X from Fanstel) Wanted to ask if following assignment would be OK for controlling the a NOR flash (the flash is the same as the one available in the DK): en-USTelligent Community 13Mon, 25 May 2020 12:00:31 GMThttps://devzone.nordicsemi.com/thread/251469?ContentTypeID=1Mon, 25 May 2020 12:00:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:58c1952e-5a56-4ddf-beb7-0c938e8257b6Andreas<p>Hi,</p> <p>&nbsp;</p> <p>As far as the nRF52840 goes, you should try to avoid the pins that are denoted as &#39;low frequency, standard drive&#39; as these toggling during radio operation can affect certain parametres.&nbsp;<a href="https://infocenter.nordicsemi.com/topic/ps_nrf52840/pin.html?cp=4_0_0_6_0">https://infocenter.nordicsemi.com/topic/ps_nrf52840/pin.html?cp=4_0_0_6_0</a></p> <p>Other than that no, unless there is anything on the module that prevents you from using certain pins.</p> <p>&nbsp;</p> <p>Best regards,</p> <p>Andreas</p><div style="clear:both;"></div>