[U-Boot-Users] why eeprom vs flash

[Mike Frysinger]

On Thursday 14 February 2008, Jon Smirl wrote:
> I'm new to working on low level code like u-boot. Something I don't
> understand is why things like the Ethernet address are stored in
> eeprom instead of flash. Is this something to do with how boards are
> manufactured? From a high level perspective it doesn't seem to matter
> if eeprom or flash is used.

most MACs have a small eeprom attached to it to specifically store the MAC 
address.  consult the datasheet for your MAC.
-mike
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