https://devzone.nordicsemi.com/f/nordic-q-a/68696/sd-card-with-zephyr-sdk-2-4-0Hello I need to do SD Card with nRF52840-DK. I have referred (zephyr/example/subsys/fatfs) sample program, based on that I have made one new project and also made overlay and conf file. In that code. I have used SPI1 pins which you can find in attacheden-USTelligent Community 13Tue, 24 Nov 2020 23:48:24 GMThttps://devzone.nordicsemi.com/thread/281683?ContentTypeID=1Tue, 24 Nov 2020 23:48:24 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9fef2aee-a90d-4941-b234-6d0e88888486Simon<div><span style="background-color:#ffffff;">I&#39;m not sure what&#39;s causing the mount error, check out <a href="https://devzone.nordicsemi.com/f/nordic-q-a/58558/reading-sd-card-on-nrf9160dk">this case</a> and see if it helps you with the error. It may not be relevant since it&#39;s based on an older NCS version and nRF9160 was used. Please tell me if it wasn&#39;t helpful and I will dig deeper into this.</span></div> <div><span style="background-color:#ffffff;"><br />Best regards,</span></div> <div><span style="background-color:#ffffff;">Simon</span></div><div style="clear:both;"></div>