[Coco] 384 or 450 scanlines ?

Mathieu Bouchard matju at artengine.ca
Mon Jan 13 15:28:41 EST 2014


Le 2014-01-13 à 14:54:00, Gene Heskett a écrit :

> No, and to my knowledge it can't.  The Y version could only do both 
> lower case and upper case, which has nothing to do with this.  To all, 
> generating an interlaced signal for the sync's involves a huge number of 
> binary divider stages, every one of with is working with odd numbers 
> made even by doubling the parent clocking.

Eeee, why can't you just add a 30 Hz square wave to the vsync signal so 
that every 2nd field is one line lower ?

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


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