[Coco] CoCo 3 RGB to SCART video, then converted to HDMI

[CoCo Demus]

A NOR gate will result in VSYNC without serration, for instance the LM1881
cannot separate it without adjusting the resistor.

I would try a XNOR instead.

On Thu, Apr 30, 2015 at 9:49 AM, Michael Rowen <mike at borncoco.com> wrote:

> I would think the coco RGB vertical/horizontal (pins 8 &9) inverted
> through a 74LS02 (Nor gate) would work to the sync line on the scart. This
> is very cool. I'm going to try this myself.
>
> This device also converts composite to HDMI. With Ed's awesome composite
> boards for the Coco2, might do a decent job for a Coco2 as well.
>
> I found several YouTube vids for this same device used with various gaming
> consoles via scart. Just search for scart.
>
> -Mike
>
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