Lpc2000

Mukund Deshmukh schrieb:
> I am using LPC2138 for industrial controller application.
> I have no option but to use EEPROM for data storage of 256 byte at every 10
> sec.
> I am planning to use higher capacity 32Kb EEPROM and write 256 bytes all
> over EEPROM, and once it is full, then erase entire EEPROM and start writing
> again. This way I have to erase entire EEPROM after 128 write cycles.
> My question is, will this enhance the life (100,000 cycles) of EEPROM by 125
> times?

If I calculate correct with 100k cycle, the EEPROM will wear out in
416days.
So an EEPROM 128times larger seems to be to large :-)
What livetime do you expect for your HW ?

-- 
42Bastian