David McNab <[EMAIL PROTECTED]> wrote:

> So it occurred to me that, if accurate timing for other
> functionality is not critical, and if one is using the internal
> clock, one can tune OSCCAL to get very close to the real target
> baudrate.

> If one wants good timing, one can recompile the code with:
>   #define F_CPU 7372800
> and end up with reasonable timing with the delay function

IIRC, 7.3728 MHz is guaranteed to be in the range that can be tuned
with OSCCAL, I guess what reasons the engineers might have had in mind
when they spec'ed it that way. ;-)

-- 
cheers, J"org               .-.-.   --... ...--   -.. .  DL8DTL

http://www.sax.de/~joerg/                        NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)


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