Robotron K1840 .. (11/780 alike..)

Holm Tiffe holm at freibergnet.de
Tue Sep 29 13:22:56 CDT 2015


Holm Tiffe wrote:

> Eric Smith wrote:
> 
> > The 11/780 used a normal RX11 interface to a single-drive RX01 in
> > nonstandard packaging.
> 
> Ah, ok.
> 
> > 
> > I don't know any reason to think that an 11/23 CPU wouldn't work, but I'm
> > not aware of anyone having done it.
> 
> Runni (friend of mine) told my that his 11/780 (cray-cyber.org?) had
> a QBus VAX installed as console...hmm.. I think that this may
> possible..but ...really? That where somewhat perverse ....
> 
> Has someone else seen this?
> 
> Regards,
> 
> Holm
> 
Forgot to ask:
In the VAX CPU the M8236 should be the Interface to the Console Computer,
what is ion the other reEnd in the PDP11?

Regards,

Holm
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