>> I'm not clear on why the sampling caps are discharged after each
>> measurement though.  There's an explanation in section 17.2.3 in the
>> datasheet, but I'm not clear on its meaning.  I'd think starting from
>> the last value would allow for faster sampling, especially for sources
>> that change slowly.
>>
>> Cheers,
>> -Neil.
>
>
>
> Unless your analog source can only source current, not sink.

Or you are sampling from more than one channel and want to avoid crosstalk=
=20
between them.

-- Bob Ammerman
RAm Systems

--=20
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