How to use Potentiometer - Arduino Tutorial
For those beginning to learn about robotics, particularly in the area of building circuits, you may have come across the question of how to change the brightness of a LED, without having to keep switching parts. Quite simply, the solution to this issue is a potentiometer.Potentiometers are variable ...
By: codebender_cc
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By: codebender_cc
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[original story: Instructables]