Connecting a Potentiom... | Creative Technology Lab Wiki
Why can't I use just the digital pins and a ground to use a potentiometer? - Arduino Stack Exchange
Controlling LED by Potentiometer With Arduino Uno R3 : 6 Steps - Instructables
Here is a simple example of interfacing a potentiometer. In the case of potentiometer, you will have three pins. You can connect one pin to the ground and the other to the