Computer LCD projection panels

From: John Honniball <John.Honniball_at_uwe.ac.uk>
Date: Mon Nov 13 08:20:31 2000

On Mon, 13 Nov 2000 05:44:55 -0600 Bill Bradford
<mrbill_at_mrbill.net> wrote:
> I picked up a Sharp QA-25 computer LCD projection panel from a local
> junk shop today.

It had to happen sooner or later... a device that I worked
on would appear on ClassicCmp...

I was working for London Software Studio in about 1986 or
1987 when we were asked to adapt our presentation graphics
software for this very LCD panel. My colleague, Beccy
Holmes, did most of the work of modifying a compiled BASIC
program from EGA colour mode to CGA mono mode. I helped
with a CGA 640x200 graphics library, mostly in 8086
assembler. Sharp UK bundled the code with all the LCD
panels that they sold.

> The glass/"optics" look just fine (no scratches, just
> needs to be Windexed), but I have no manual or power supply or data
> cables for this. I remember using one about 10 years ago when in
> school, but I dont remember if this uses EGA or CGA inputs (has a 9-pin
> D-shell data input).

It's CGA. The CGA video connector was a 9-pin, and it just
needs a straight-through cable to connect it to a CGA card.

> I'm guessing probably CGA; anybody know specifics on the data cable?
> Think I can hook it via straight-9pin-cable to the CGA out port on the
> back of a laptop and fire it up?

Yes, should be OK.

--
John Honniball
Email: John.Honniball_at_uwe.ac.uk
University of the West of England
Received on Mon Nov 13 2000 - 08:20:31 GMT

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