From mboxrd@z Thu Jan 1 00:00:00 1970 From: carl.lowenstein@gmail.com (Carl Lowenstein) Date: Thu, 18 Nov 2010 11:27:31 -0800 Subject: [TUHS] pdp11 question In-Reply-To: <1290106759.945.for-standards-violators@oclsc.org> References: <1290106759.945.for-standards-violators@oclsc.org> Message-ID: On Thu, Nov 18, 2010 at 10:57 AM, Norman Wilson wrote: > Just to loop things around a bit: > > Some of the larger VAXes used small PDP-11s (and their > bastard offspring) as console processors. > > This started with the very first VAX, the 11/780, which > used an 11/23 as a console.  The console ran a stripped-down > system, possibly based on RT-11 or RSX-11, I forget (and > am typing this on a train in the Outer Mongolia part of > Texas where it's hard to look up references). RT-11. Original LSI-11 (quad card) or perhaps 11/2 (dual card). The processor card that was used in a system called 11/03. 11/780's predate 11/23's by a small number of years. > I never knew a lot about this stuff and have forgotten much > of what I did know, but perhaps my words will trigger others' > memories. Long time no hear from you. carl --     carl lowenstein         marine physical lab     u.c. san diego                                                  clowenstein at ucsd.edu