On 03/02/2017 20:38, "Paul Berger" <phb.hfx at gmail.com> wrote:
As I have said
before, the most important piece of test gear is a
brain.
-tony
...And if you don't have a schematic, you ring out the connections and
draw your own...
I'm not yet skilled enough to draw a schematic but I've drawn out a complete
layout of the board with all chips and traces in an open source design
package called Fritzing. Certainly a big help with wiring up the analyser.
These drawings are the only docs I have however... One thing I'd REALLY like
is a memory map but maybe the original designer of this machine will come up
trumps soon.
--
Adrian/Witchy
Binary Dinosaurs creator/curator
Www.binarydinosaurs.co.uk - the UK's biggest private home computer
collection?