Ideas for a simple, but somewhat extendable computer bus

Charles Anthony at
Mon Nov 20 15:36:47 CST 2017

On Mon, Nov 20, 2017 at 5:40 AM, allison via cctalk <cctalk at>

> Creating a bus to accommodate any one cpu at a time is far more
> straightforward and there are plenty of
> examples than one that is running a mix of many cpus.
Dim memory of U. of. WA School of Dentistry running a hybrid PDP-11 (16
bits) / PDP-15 (18 bits) on a shared bus (UNIBUS?); the -11 did the I/O,
the -15 did the number crunching.

-- Charles

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