BBC Micro (similar to Acorn Electron)
format = Floppy Disk 1
Mame Standalone command syntax
mame bbcb -skip_gameinfo -autoboot_delay "1" -autoboot_command "*cat\n*exec !boot\n" -floppydisk1 D:\mame\roms\bbcb\CastleQuest.zip
Comment: Can supply file format as .zip or the unzipped .ssd file