[sdiy] DSI,storage of sound programs, setups, etc, dsPIC?
Gordon JC Pearce
gordonjcp at gjcp.net
Wed Mar 23 23:30:43 CET 2011
On Wed, 2011-03-23 at 22:12 +0000, Tom Wiltshire wrote:
> The question was "Why store programs to internal flash?" and "Cos it
> saves using an external EEPROM" is the only answer I can really see,
> to be honest. Otherwise, you'd just store whatever settings in EEPROM,
> wouldn't you? But if you have flash on-chip, you might think "Aha! I
> don't need EEPROM! I can use the internal flash!". I can't see any
> other motivation for doing it. EEPROM probably has better
> characteristics (retention/write/erase cycles etc). If that's not
> true, then maybe robustness is another reason, but it seems unlikely.
Why wouldn't you save in the internal flash? "Wearing out the flash"
isn't really an answer, since you're unlikely to save patches a hundred
million times in the life of the instrument.
Gordon MM0YEQ
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