Dang. It does help to actually read a message before replying. Re original Unix: you already said that. Never mind ...
> -----Original Message----- > From: Tom Edelson > Sent: Thursday, April 03, 2003 11:48 AM > To: 'Carl Friedberg' > Cc: [EMAIL PROTECTED] > Subject: VMS (and VAX) ancestors > > > > -----Original Message----- > > From: Carl Friedberg [mailto:[EMAIL PROTECTED] > > Sent: Thursday, April 03, 2003 11:33 AM > > To: [EMAIL PROTECTED]; Brad Hughes > > Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED] > > Subject: RE: vmsperl Digest 2 Apr 2003 21:19:24 -0000 Issue 685 > > > > > > All right, here's some things that I tend to remember FWIW > > (and my brain cells are starting to fade a bit): (and it is > > NOT a tree) > > ... > > > (4) PDP-7 (18 bit). I remember that it had some kind of "Disk > > Operating System". Used to develop the earliest versions of UNIX. > > > > (5) PDP-8 (12 bit?). I don't remember much of anything about > > that, but it morphed into a word processor :-) > > > > (6) PDP-11 (16 bit). This was an awful machine. IIRC, it was > > the first of the DEC machines which used 8-bit, instead of > > 6-bit, characters; and the memory size was 16 bits, instead > > of the much heftier 18 bits in the PDP 1-4-7 family. However, > > despite requiring the programmer to learn hexadecimal > > notation instead of the much easier octal, it did catch on, > > and spawned a whole slew of operating systems: DOS, RT, RSTS, > > RSX-11D, RSX11M, RSX11M-Plus, among others. Mumps, too. > > I was going to say: and lest we forget, PDP-11 was the hardware > platform for the original Unix. But it turns out that the very > first Unix implementation ran on PDP-7 and PDP-9 computers. > > > (7) VAX11/780 (IIRC, that was the name of the first machine, > > but I could be remembering wrong). ... > > I think you're remembering right. > >
