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Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C
From: |
hanzl |
Subject: |
Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C |
Date: |
Thu, 24 Mar 2005 16:30:50 +0100 |
> > I thought either predetermined mark/space ratio could do (with known
> > power consumption) or the AVR could somehow use the A/D circuitry to
> > deduce the Vcc and act accordingly (thought I am not sure this could
> > be done without more external parts).
>
> If it has an internal band gap reference like the ATmegas, then just
> measure this and you can calculate from its known value the reference
> voltage ( = Vcc ), no further external parts needed.
Yes, ATtiny15L does have the band gap reference, so it should be
possible to determine Vcc.
Thanks,
Vaclav
- Re: [avr-chat] M8535 ports, (continued)
Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, Dmitry K., 2005/03/24
RE: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, Eric Fu, 2005/03/24
Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, Graham Davies, 2005/03/24
- Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, hanzl, 2005/03/24
- Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, René Liebscher, 2005/03/24
- Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C,
hanzl <=
- Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, Joerg Wunsch, 2005/03/24
- Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, Colin O'Flynn, 2005/03/24
- Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, Brian Dean, 2005/03/24
- Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, Joerg Wunsch, 2005/03/24
Re: [avr-chat] AVR on 1 AA bat with just 1 L and 1 C, Bob Paddock, 2005/03/24