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How to construct a pushbutton controller for the DS1803/DS1805 digital potentiometers

Posted: 27 Sep 2007 ?? ?Print Version ?Bookmark and Share

Keywords:digital potentiometer? pushbutton controller?

This application note describes a simple method that uses pushbuttons and a microcontroller to change the resistance of a DS1803 or DS1805 digital potentiometer.

The Microchip PIC12F509 microcontroller is used to interface four switches with the digital potentiometer. A minimal number of other components is required.

Please view the PDF document for more information.

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