That's an interesting piece of hacker gear you've put together Red! Nice re-use of the 1541 casing as well - I almost forgot how enormous those 1541 floppy drives were!
Look forward to seeing the video of this thing in action!
Cheers Valentin
PS: Perhaps it's a crazy suggestion, but I suppose you
could go one step further and pop a C-64 emulator on that sbc mainboard (assuming it has on-board VGA out etc.) to create standalone C64-
ish system box from it?