Bob Take a look at the tu81 manual on bitsavers ek_tu81-tm_002_nov85.pdf The appendix describes the m8739 unibus klesi. It's tmscp but it applies to mscp as well.
Joe On Jun 8, 2015, at 9:27 AM, "Robert Armstrong" <b...@jfcl.com> wrote: >> tony duell [mailto:a...@p850ug1.demon.co.uk] wrote: >> >> Is the KLESI printset on-line anywhere? > > The schematics are online (sounds like they've been found now), but that > only tells you the electrical interface between the controller and the > drive. That part's pretty simple (which is why it looks attractive to build > a LESI disk emulator gizmo), but it doesn't tell you anything about the > protocol the drive and host use to talk to each other. Another cctalk > reader has suggested privately that the drives actually speak MSCP directly, > and that's the software interface between the two. I guess I'm going to > have to read up on MSCP - I don't know enough about it to know if that's > true or even possible. > > Bob > > >