> -----Original Message-----
> From: piclist-bounces@mit.edu On Behalf Of John Waters
> Sent: Monday, November 27, 2006 5:58 PM
>
> Hi All,
>
> I used to use a EPROM for storing code, but I found that some circuits use
> flash for storing code instead. What is the difference between these two
> ways of code storage? Which is better?

Flash is electrically erasable, EPROM erases with UV light.
Flash can be easily programmed in circuit.

This article from Michael Barr's Embedded Systems Glossary should help.
http://www.netrino.com/Publications/Glossary/MemoryTypes.html

Paul

PS - Jinx I also read the question as EEPROM at first ;-)

>
> Thanks in advanced!
>
> John
>

-- 
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist