On Monday 07 March 2005 17:59, DW wrote: > Microcontroller? I assume you mean CompactFlash, not just > 'flash'? No, I'm talking about the memory type; as in "EEPROM vs flash", being byte eraseable vs block eraseable, respectively. Perhaps these will clarify: http://www.netrino.com/Publications/Glossary/MemoryTypes.html http://klabs.org/DEI/References/design_guidelines/nasa_guidelines/n vm/nvm.htm Regards, Mike Klinke