My understanding of the docs is that the device does indeed implement the SD storage protocol and not SD I/O subset. Their docs say it shows up as an unformatt

My understanding of the docs is that the device does indeed implement the SD storage protocol and not SD I/O subset. Their docs say it shows up as an unformatted 20MB disk when you plug it in and that you can interact with the device via `dd`: https://c0-microsd-docs.signaloid.io/ https://c0-microsd-docs.signaloid.io/