RTX-2000 processor PC/AT add-in card (any takers?)

Charles Anthony charles.unix.pro at gmail.com
Mon Apr 10 13:48:36 CDT 2017

On Mon, Apr 10, 2017 at 11:41 AM, Dave via cctalk <cctalk at classiccmp.org>

> I have a Harris RTX-2000 based system control board for a long defunct
> system.  The board worked when removed more than 20 years ago in the mid
> 90's.  The RTX-2000 is a stack-based processor designed for running FORTH.
> I think it was designed by Phil Koopman based on his graduate work.  The
> board is a 16-bit ISA board.  It was part of an MRI system that ran a
> version of MPE forth with a C-to-FORTH compiler (actually a C-like variant)
> that spits out a 16-bit FORTH variant with some embedded RTX-2000 code.
> I also have another card with 3 channels of streaming 16-bit digital I/O,
> with special hardware to implement on-the-fly rotation matrices to the
> streaming output.
> I have all the software and drivers as well. and I have written a c-based
> simulator that can run the FORTH/assembly emitted by the C-to-FORTH
> compiler (as well as the MRI libraries and hardware.)
> If anyone wants to tinker with this hardware, or just pull the RTX-2000
> chip, I would rather find a good home than toss the boards.
> Dave

I am interested; I was a Forth programmer back in the day, but never had a
chance to work with Forth processors.

I am in the Seattle area.

-- Charles

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