But if you write to that pin, the analog voltage present from what 
you're reading would interfere with the output, wouldn't it?

Joe M.

Wouter van Ooijen wrote:
>>> Put a third way, the digital I/O assignments for outputs override the
>>> analog input settings. 
> 
> That is misleading. When ANx is enabled and TRISxn low (digital output), 
> you can write to the pin *and then read the actual (analog) level using 
> the ADC*.
> 
> 
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