22 Sep
2004
22 Sep
'04
1:25 a.m.
>>>> "Tony" == Tony Duell
<ard(a)p850ug1.demon.co.uk> writes:
>
>
> Paul Koning wrote:
> >
> >With the controller included, it would presumably hook up to
> anything >that knows an IBM channel interface. So if you have a
> DX11 you could >hook it up to your Unibus PDP11;
>
> wow - bus & tag? I've never seen a dx11. I assume VMS had
> support for that
Tony> Yes, bus and tag. Be warnded that the DX11 is 8 rows
of
Tony> flip-chip cards in a 12U high backplane + a PSU + a power
Tony> interlock panel + a lights panel + a connecotr panel. In other
Tony> words it takes up half a 6' rack at least (I have 2 of them,
Tony> and the prints).
Tony> I also believe it's a 'slave' device only. It'll sit on the IBM
Tony> channel from your system/360 (or with a few mods a system/370),
Tony> but I don't think you can use it to link up IBM peripherals to
Tony> a PDP11.
Tony> No idea what OSes supported it, but I've never heard of one on
Tony> a VAX.
Then again, strange things sometimes happened... consider the DECtape
(real DECtape, not TU58) support that magically appeared in VMS at
some point. It even supported overlapped seek, just like TOPS-10.
paul