Re: Simple Still Camera components?
- From: larwe <zwsdotcom@xxxxxxxxx>
- Date: Tue, 31 Jul 2007 05:34:35 -0700
On Jul 31, 8:21 am, Colin Paul Gloster <Colin_Paul_Glos...@xxxxxxx>
wrote:
Neither a PIC nor AVR would be able to hold an entire VGA nor CIF
image in addressable memory at once. They could still be used for
Take a closer look at the AVR family and ponder the mystical abilities
of an external RAM address bus. A YUV422 CIF image is 84480 bytes
(NTSC) or 101376 bytes (PAL), easily and fairly transparently mappable
into the AVR's data addressing space using a minimum of external glue
logic.
There are probably PICs with external buses too, though I wouldn't
know about them.
.
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