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[avr-libc-dev] Re: [avr-gcc-list] Macro to read /write long to eeprom


From: Branislav Katreniak
Subject: [avr-libc-dev] Re: [avr-gcc-list] Macro to read /write long to eeprom
Date: Thu, 11 Aug 2005 08:05:56 +0200
User-agent: Mutt/1.5.9i

On Wed, Aug 10, 2005 at 08:20:15PM -0500, David Kelly wrote:
> On Wed, Aug 10, 2005 at 11:00:20AM +0200, Branislav Katreniak wrote:
> 
> >Another trick is not to clear the byte in eeprom before the write when
> >it is sufficient to only clear bits on order to store the value into
> >eeprom (you save half of the write). There is some datasheet on atmel
> >site about this.
> 
> Which datasheet, please? Which AVR?

Ok ... you are right. Only the newest devices are capable of the second
trick.

http://www.atmel.com/dyn/resources/prod_documents/doc2578.pdf

 Brano


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Branislav Katreniak
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