> Does anyone have a circuit for using 2 or 3 switches and a
> 5 K Ohm pot on a single A/D PIC pin?

http://home.clear.net.nz/pages/joecolquitt/0pots.html

This worked OK for me. Although it's an external ADC with an
F84 (on Page 2) the method works equally well with the built-in
ADC of an F877 and a 4017 / 4016 / 4051 / 74138 / whatever

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