William Chops Westfield wrote:

> On Sunday, Nov 16, 2003, at 21:28 US/Pacific, Denny Esterline wrote:
>
>>> XC9572XL
>>
>
> The thing I find depressing about CPLDs (and PLDs, for that matter) is
> the
> power consumption figure.  I've gotten too spoiled my pic, AVRs,
> msp430s,
> and other low power microcontrollers, and I just get sticker shock when
> I get to that line of the data sheet for a CPLD.
>
> (it's like - there is (or was) a "gameboy" software development web
> ring,
> where people would build their own rom/flash based cartridges with extra
> peripherals to make hand-held digitial scopes, their own games, and so
> on.
> (a gameboy is essentially a z80.  Lots of development SW is available.)
> One complexity the the memory banking controller used to address more
> than
> 64k of rom, plus nvram, plus whatever.  nice little custom asic by
> nintendo,
> I guess.  Not TOO hard to duplicate in static logic, and pretty trivial
> to
> do in a reasonable PAL-like device.  UNTIL you realize that the average
> PAL
> probably eats more power than the entire rest of the box combined :-( )


maybe this link could be of some value (have not used them though)

<http://www.xilinx.com> and search for coolrunner

>
> BillW
>
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