Re: [avr-chat] avrdude-ATMega32 fuse bits issues

[Richard Urwin]

On Wednesday 21 Dec 2005 20:54, Brian Dean wrote:
>  I've had problems with the oscillator starting when
> CKOPT is unprogrammed using a 16 MHz crystal.  Simply program CKOPT
> and it works fine, so I guess my experience contradicts yours - I
> used an ATmega128, perhaps it is more sensitive to this than the
> ATmega16, maybe it was just that particular batch of chips, I don't
> know. Anyway, the datasheet also says CKOPT should be programmed for
> these higher speed settings. 

I found the datasheets ambiguous when I built for the ATMega16. It says 
CKOPT should be programmed for fast resonators, but it does not mention 
crystals.

-- 
Richard Urwin