David Brownlee <abs@anim.dreamworks.com> wrote:
> 	Is the KDA50 a Q-bus controller?
Yes.
> 	What is the native interface for a RA90 (and other RA?) disks?
SDI (don't confuse with ESDI!). It stands for Standard Drive Interconnect,
IIRC. This is usually irrelevent to the software, though, since UDA50, KDA50,
and KDB50 all hide this behind the MSCP abstraction.

Sincerely,
Michael Sokolov
Phone: 440-449-0299
ARPA Internet SMTP mail: sokolov@alpha.ces.cwru.edu