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Old 26th Jun 2010, 12:52 pm   #12
Duke_Nukem
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Join Date: Jan 2003
Location: Birmingham, West Midlands, UK.
Posts: 1,268
Default Re: Test Card / Teletext Generator - Phase 1

What I was meaning is that to generate the 4.43361875MHz colour burst signal - which needs to be accurate - a design based on a counter driving a ROM/flash would need to clock at 2x, 4x, etc that frequency.

Quote:
... but I reasoned that 720 pixels at 625 was fine...
It certainly is. Thats DVD resolution.

TTFN,
Jon
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