Forgot the tag

On 10/2/06, Mark Rages <markrages@gmail.com> wrote:
> Hi,
>
> I'm wanting to measure a current with a 12F675.  I want to have a
> low-side sense resistor and measure it directly with the ADC.  Of
> course, when building a current sensor, it saves power to use a
> low-value sense resistor, which makes a small full-scale voltage.  I
> plan to compensate for this by setting Vref to a low value.  But I'm
> not seeing anything in the datasheet to tell me how low I can go, or
> what problems I will see if I go too low.  Noise?  Fixed offset?  Do
> others have experiences with this?  Am I looking in the wrong place?
>
> Regards,
> Mark
> markrages@gmail.com
> --
> You think that it is a secret, but it never has been one.
>   - fortune cookie
>


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