RSTS/E and PDP 11/23

From: Pete Turnbull <pete_at_dunnington.u-net.com>
Date: Mon May 17 14:51:20 2004

On May 17, 17:57, Fred N. van Kempen wrote:
> On Mon, 17 May 2004, emanuel stiebler wrote:
>
> > Both 11/23 and the 11/23+ have 22-bit addresses. Only very early
> > revisions of the 11/23 board had 18 bit.
> Oh! I learn something every day! I'll check my boards, dunno
> whether I have new ones. I do have old ones, since they're Q18.

Original 11/23 *backplanes* are 18-bit, though they can be rewired to
be 22-bit. AFAIR, the only 18-bit 11/23 CPU was the Rev.A KDF11-A (the
first dual-height one).



-- 
Pete						Peter Turnbull
						Network Manager
						University of York
Received on Mon May 17 2004 - 14:51:20 BST

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