RGB-VGA Converter -- buy or build?
trixter at oldskool.org
Tue Mar 16 21:54:26 CDT 2010
On 3/16/2010 3:09 PM, Tony Duell wrote:
> What are you really trying to do? Waht is the machine you are taking the
> outputs from, and what are you trying to do with them?
Trying to capture the output of a program running on an IBM 5160 that
only looks correct via CGA RGB output.
>> I would need to go to school to understand what I would be looking at.
> Err, I didn't. For the record I have never had a single formal class in
> any form of electronicvs.
For the record, you are one of a kind. I say that with the sincerest
form of flattery.
Had I enough free time, I could learn it too, but I don't have much
these days. My free time in my youth was spent learning the hardware
from the outside (ie. assembler programming), not the inside.
> I am pretty darn certain that this can't be done with a simple cable, and
> it can't be done properly with passive components. You are going to need
> some simple chips to do this.
> The input stage of a CGA monitor will kelp (and will show you how colour
> 6 is handled), but you will need to make modifications.
Fair enough; I'll retain this to show my electronics-savvy brother.
Jim Leonard (trixter at oldskool.org) http://www.oldskool.org/
Help our electronic games project: http://www.mobygames.com/
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A child borne of the home computer wars: http://trixter.wordpress.com/
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