https://devzone.nordicsemi.com/f/nordic-q-a/57825/sdio-interface-on-nrf9160Hello, We are focussing on the nRF9160 to build a IOT datalogger. We would like to intergrate an micro SD card. Now, I mis the 4-bit SPI interface ( SDIO), and I asked already if this is present or not ( answer was not present) But now, Ien-USTelligent Community 13Tue, 18 Feb 2020 17:27:20 GMThttps://devzone.nordicsemi.com/thread/235009?ContentTypeID=1Tue, 18 Feb 2020 17:27:20 GMT137ad170-7792-4731-bb38-c0d22fbe4515:810bbc9a-30d2-4f8e-a2b8-27505ee44f2eHakon<p>Hey,</p> <p>you need to use regular SPI, not QSPI, if you want to read an SD card on the nRF9160.</p><div style="clear:both;"></div>