[Coco] 384 or 450 scanlines ?

[Mathieu Bouchard]

Le 2014-01-13 à 16:29:00, John Kowalski a écrit :

> There's no reason why someone couldn't build an external circuit to 
> inject/modify the vsync pulse in every alternating frame of the CoCo's 
> output.  It would probably do the trick to induce interlaced video. 
> Note, though, that this will result in the alternating fields being 
> 261.5 and 262.5 lines long instead of NTSC's technical specification of 
> 262.5 and 262.5.  but I'm pretty sure this would work fine on pretty 
> much any tv/monitor.

Huh, what would cause it to be 261.5 + 262.5 ?

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| Mathieu BOUCHARD ----- téléphone : +1.514.383.3801 ----- Montréal, QC