https://devzone.nordicsemi.com/f/nordic-q-a/86645/unable-to-write-read-to-sdhc-cards-nrf52840Hi There, I am presently running a BLE peripheral example on a custom board with SD Card data logging functionality, The SD Card library has worked fine until now , Since I have discovered that it would not work for any SDHC card. nRF5 SDK v17.0en-USTelligent Community 13Thu, 07 Apr 2022 11:43:05 GMThttps://devzone.nordicsemi.com/thread/362320?ContentTypeID=1Thu, 07 Apr 2022 11:43:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4e7d497e-f1d1-413b-98d5-10780daf43d6Kenneth<p>I could find some cases (for the nRF5 SDK) that hopefully are relevant to solving the problem:<br /><a href="https://devzone.nordicsemi.com/f/nordic-q-a/54164/fatfs-example-doesn-t-work-with-sdhc">https://devzone.nordicsemi.com/f/nordic-q-a/54164/fatfs-example-doesn-t-work-with-sdhc</a>&nbsp;<br /><a href="https://devzone.nordicsemi.com/f/nordic-q-a/54805/it-takes-time-to-write-to-the-sdhc-card">https://devzone.nordicsemi.com/f/nordic-q-a/54805/it-takes-time-to-write-to-the-sdhc-card</a>&nbsp;</p> <p>Best regards,<br />Kenneth</p><div style="clear:both;"></div>