On Sat, Nov 5, 2011 at 1:54 PM, J. David Bryan <jdbr...@acm.org> wrote: > On Friday, November 4, 2011 at 21:49, Ron Hudson wrote: > >> I also remember if one entered the command "why" on the terminal the OS >> would reply with "Why not?" >> >> What OS was I probably running? > > You were definitely running DOS-III (the only HP OS that had a WHY > command). Have a look through: > > http://www.bitsavers.org/pdf/hp/1000/DOS-III/24307-90006_Feb-1975.pdf > > ...particularly Section II, "DOS-III Directives," and see if it looks > familiar. (The WHY directive was undocumented. :-) > > >> Can I run that same OS under SIMH? > > Yes: > > HP 2100 simulator V3.8-1 > > HALT instruction 102077, P: 02020 (CLC 0,C) > > sim> go > INPUT :DATE,XXXXXXXXXX,H,M > > @:DATE,05-NOV-11,13,46 > SUBCHAN=01 > LBL=SYSTEM > DISC GEN CODE 1503 NOT SYS GEN CODE 2575 ERR POSS > @ > :JOB,DAVE > JOB DAVE 05-NOV-11 TIME=0826 MIN. 15.2 SECS. > @ > :WHY > WHY NOT? > @ > :EJOB > END JOB DAVE RUN=0000 MIN. 44.0 SEC. EXEC=0000 MIN. 00.0 SEC. > @ > > >> If so where can I get it? > > I'll work on getting a DOS-III disc image to Bitsavers for posting. > > -- Dave
Hello! Sounds like a good idea. Now how old is this particular system? ----- Gregg C Levine gregg.drw...@gmail.com "This signature fought the Time Wars, time and again." _______________________________________________ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh