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Re: Crosspost: Did the cpu influence the display?
Mike Wynne wrote:
In the case of the C16/+4 a custom TED Chip, the C64 uses the custom VIC-II,
the Atari it's custom Antic chip. Try designing a video circuit in discrete
logic (Like the Apple II) then tell me how much more hardware is required to
obtain a linear 40 or 80 column mode.
Just take a look at the schematics of the first Commodore PET 2001.
There are probably more examples, but this is first one I could think of.