QuickDisk: Read, Write, Format
RamDisk: full function - (64,128,256,512kByte size)
SRam: full function
FlopyDisk: Read, Write, Format - 1 drive, MZ format (256 byte sector size)
Sound: SOund generator, noise, 8255 generate, 2853 generate (half)
Graphics: MZ700 and MZ800 all modes
CMT: patch into ROM (enable/disable)
HW: MZ700 switch on/off
