Friday, 26 June 2015

RaspberryPi: Multiple Buttons On One Digital Pin

09:03  Telli k  No comments

If you ever find yourself running out of GPIO pins on a RaspberryPi you can put multiple pushbutton switches on a single pin using this method. It sets a variable by timing the charging of a capacitor through a series of resistors with the switches between them.You will need a RaspberryPi, a breadbo...
By: JRV31

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from Instructables: exploring - technology - robots http://ift.tt/1Ja1u0G

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