Re: [avr-chat] Interrupts from assync timer in sleepmode

[Nils Springob]

> Yes, that is how I did it first. When the sleepmode is idle, it works fine.
> But when sleepmode is power-save, and the output-compare-match happens 
> in the interrupt-disabled part just before sleep. 

Perhaps this is the problem:
Timer 0 will not work in power-save mode, the datasheet states(ATmega128 
p. 43, 44):
"... contents of the registers in the asynchronous timer should be 
considered undefined after wake-up in Power-save mode if AS0 is 0."

Regards,
Nils