70's computers

Marc Howard cramcram at gmail.com
Wed Oct 24 11:31:40 CDT 2018


You know that since you mentioned possibly using CMOS 22V10's why not just
build a board around AMD 29XX bit slice parts.  They actually predate
22V10's by quite a bit and you can pretty much implement what every you
want to without rewiring.

Marc

On Wed, Oct 24, 2018 at 8:57 AM Jon Elson via cctalk <cctalk at classiccmp.org>
wrote:

> On 10/24/2018 08:13 AM, allison via cctalk wrote:
> > On 10/23/2018 05:32 PM, Gordon Henderson via cctalk wrote:
> >> On Tue, 23 Oct 2018, ben via cctalk wrote:
> >>
> >>> The PDP 11 is nice machine, but I am looking  for simpler designs
> >>> where 16K words is a valid memory size for a OS and small single user
> >>> software.
> >> Try the Modular One with an OS written in BCPL.
> >>
> >> https://www.cs.ox.ac.uk/files/3230/PRG08.pdf
> >>
> >> Although that paper suggest 32K of core.
> >>
> >> -Gordon
> > Why not the Data General Nova,  16bits and fairly simple.
> >
> >
> Yeah, basically a PDP-8 with a wider word.  No surprise,
> Edson De Castro designed the PDP-8 first, at DEC, before
> creating Data General.  And, it retained all the horrible
> things about the PDP-8 that I hated.
>
> Jon
>


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