https://devzone.nordicsemi.com/f/nordic-q-a/48015/accessing-sd-card-with-msc-exampleHowdy, I&#39;m trying to access the SD card on my device via the usb MSC and am not sure the best way to proceed. I have a custom board with an nrf52840, and it works great for chip access to the SD card - I can place files on the SD card via an externalen-USTelligent Community 13Thu, 01 Aug 2019 15:34:10 GMThttps://devzone.nordicsemi.com/thread/201957?ContentTypeID=1Thu, 01 Aug 2019 15:34:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:adf28e0a-75a1-47e6-9c27-74aea5bff7fcDavid Cerrone<p>Hi Hamster,</p> <p></p> <p>I&#39;m trying to do something similar. How are you going about transferring the files to RAM and then reading them on through code?</p> <p></p> <p>Thanks</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/190945?ContentTypeID=1Wed, 05 Jun 2019 04:46:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ef438911-6d06-4711-9bac-aa27b98053eehamster<p>Yes, I took the example wholesale, changed only the pins and enabled the SD card. The ram filesystem works, but not the SD card.&nbsp;</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/190667?ContentTypeID=1Tue, 04 Jun 2019 07:45:37 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b54d567e-c5c1-4728-80ea-2c06d3d89800Einar Thorsrud<p>Hi,</p> <p>I don&#39;t recall seeing a &quot;please insert a disk&quot; error earlier. Have you tried with the <a href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v15.3.0/usbd_msc_example.html?cp=5_1_4_6_50_7">USB MSC SDK example</a>, just adapted to your board (changes in pin configuration, etc.)?</p><div style="clear:both;"></div>