Tim Newsom cephdon at gmail.com
Fri Dec 8 16:08:27 CET 2006

Bah!  I meant to copy the list on that question.

Thanks for the answer though.  Maybe someone else can also help 
clarify?  I thought fpga were basically PLDs and that they worked 
exactly the same.  I didn't know they lose config without power and need 
to be reprogrammed.

On Fri, 8 Dec 2006 5:51, Ole Tange wrote:
> As far as I understand it is like RAM: It looses state if it looses
> power. So it will have to read its config from some storage to start
> working.
> From http://en.wikipedia.org/wiki/CPLD:
> Non-volatile configuration memory. Unlike many FPGAs, an external
> configuration ROM isn't required, and the CPLD can function
> immediately on system start-up.
> /Ole
> On 12/7/06, Tim Newsom <cephdon at gmail.com> wrote:
>> Ok... So how many times can you reprogram it before it wears out?
>> Like flash has a max number of times it can be written and eprom and
>> eeproms did... What's that number for FPGAs?
>> On Thu, 7 Dec 2006 15:40, Ole Tange wrote:
>>>  You cannot use them simultaneously, but you can change set in 10 ms.
>>>  /Ole
>>>  _______________________________________________
>>>  OpenMoko community mailing list
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>> --Tim

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