Daisy Patch SM SD card error

I’m trying to get my Patch SM to work with an SD card reader but without success so far. I’m using the example from


(located here on github) but the code seems to hang when f_mount() is called.

I’m using a 32gb SanDisk SD card formatted with FAT32 and the wiring diagram is as follows:

I’ve also tried removing the pullups to see if it made a difference but that didn’t work either. Has anyone else got the Patch SM working with an SD card using the standard example or any other code?