In <[EMAIL PROTECTED]>, Mark Adams wrote:

> I've successfully generated a WSS waveform using a Matrox G550 simply
> by creating the appropriate bit pattern on a tiny surface at the top
> of the screen.  The problem is, however, that TVs look for the
> waveform on the composite input, even when in RGB mode.  With the G550
> you can create a nice composite signal that includes WSS but when you
> try to do RGB, you're stuck because (AFAIK), you can't generate
> composite video at the same time as RGB.

Can you get a PAL (or NTSC) RGB signal from the second head complete
with support for interlaced field syncing? I thought that only worked
with S-Video or Composite.

-- 
TH * http://www.realh.co.uk

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