>
> The most important problem I'm facing right now is: how to store the
> information on the SD/MMC card to balance the wear?
> Does the internal controller perform any block readdressing to balance
> the wear?
>

Wojtek,
I'm fairly certain that SD cards do their own internal wear levelling. No
need for you to worry about it.
Rgds,
- Marcel
-- 
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist