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Re: [avr-gcc-list] AVR Voltage Reference
From: |
Douglas Dotson |
Subject: |
Re: [avr-gcc-list] AVR Voltage Reference |
Date: |
Sun, 1 Aug 2004 16:51:46 -0700 (PDT) |
That's pretty much the same graph that is in the
Tiny15 manual. It does'nt really relate the
accuracy to temperature.
Doug
--- Ned Konz <address@hidden> wrote:
> On Sunday 01 August 2004 3:15 pm, Douglas Dotson
> wrote:
> > Is the voltage reference in the AVR chips
stable?
> > In other words, can I calibrate out the
error,
> > or does it vary during operation?
>
> Yes, it's stable over time, though not initially
> accurate.
>
> It has some sensitivity to Vcc and temperature;
I've
> attached a graph I got
> from Atmel when I asked the same question.
>
> --
> Ned Konz
> http://bike-nomad.com
>
>
> ATTACHMENT part 2 application/pdf
name=ATtiny26BG.PDF