[DuoList] Duo 280c Graphics/Display Granularity

[Tom and Lisa P]

>
>It doesn't have the VRAM to do it.  It only has 512Kb of VRAM. 
>640x480 is 300K pixels.  To go to thousands of colors at 640x480 you 
>need 600K of VRAM.  To do 640x400 at thousands of colors you need 
>just under 512Kb of VRAM so it dis do able.
>--
>Clark Martin
>Redwood City, CA, USA
>Macintosh / Internet Consulting

Its kind of a shame, in that once you transplant a 65225 video 
controller in the place of the 65220, it can read 1 meg of VRAM, but 
there is no good way to get the VRAM onto the board.

Mad Dog