> -----Original Message-----
> From: piclist-bounces@mit.edu On Behalf Of John Waters
> Sent: Wednesday, December 06, 2006 9:45 PM
>
> Hi All,
>
> I'm designing a data logger that needs about 32K of RAM to store the
> acquired data. I'm thinking of using flash memory to replace the RAM, as
> this has the benefit that the user can switch off the power while
> the data
> will still retain. But my concern is, flash memory allows only a limited
> number of write operations while that for RAM is unlimited. As a data
> logger, there is always new data to write into the memory. Does it make
> sense to use flash memory for data storage in data logger?

I used I2C EEPROM in my last logger design because it has 100 times more
write life than flash. A single 24LC256 will give you 32Kbytes.

Paul

>
> Thanks in advance!
>
> John

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