On 22/11/2010 13:30, Olin Lathrop wrote:
> Oli Glaser wrote:
>> of course you could set the ADC reference to 1V full scale too
> No, you can't.  Not on most PICs anyway.  Not if you want the A/D to work
> correctly and at full resolution.
>

You're right, I should have confirmed this was actually possible in=20
practice - the specs say 2V minimum (between hi and lo ref, for full=20
10-bit resolution) for a couple of devices I checked.



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