> I read the question slightly differently (and I was possibly wrong in=20
> my interpretation). I read it as wanting to use RA4 as a 12v output,=20
> and 4 other pins as inputs for 12v levels.

You read the question correctly.

Thanks for all the comments. Will use a buffer on the output and voltage
dividers on inputs. Opto's might be overkill for my application.

Shahid

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