[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [avr-chat] What happens to Timer 1 PWM in sleep?

From: Joerg Wunsch
Subject: Re: [avr-chat] What happens to Timer 1 PWM in sleep?
Date: Tue, 8 Feb 2011 14:38:32 +0100 (MET)

In article <address@hidden> you write:

>Oh, I see that Extended Standby mode is not what I want, although I
>don't see the difference between Standby and Extended Standby

``... In Standby mode, the Crystal/Resonator Oscillator is running
while the rest of the device is sleeping. This allows very fast
start-up combined with low power consumption. In Extended Standby
mode, both the main Oscillator and the Asynchronous Timer continue to

>The OC1B output is the same, though.

No idea whether the CPU/IO clock is halted in a synchronized way or
not, but it's quite possible.  You might try making a support call to
Atmel for clarity.

By turning PWM off before going asleep, and explicitly setting the pin
to low, you'll certainly be on the safe side.
cheers, J"org               .-.-.   --... ...--   -.. .  DL8DTL

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

reply via email to

[Prev in Thread] Current Thread [Next in Thread]