Rotary encoders can be used similarly to potentiometers. The difference being that an encoder has full rotation without limits (It just goes round and round). They output gray code so that you can tell how much and in which direction the encoder has been turned. They’re great for navigating menu screens and things like that.
This encoder is especially cool because it has a common anode RGB LED built in, as well as a push-button. Look below for the clear knob that goes with this potentiometer.
- Switch Travel: 0.5mm
- Shaft Diameter: 6.0mm
- Shaft Length: 18mm
- Vertical Through-Hole Mount
- 24 Pulses per Rotation
- Red/Green/Blue LED
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Documentation and Resources:
- How to Use Rotary Encoders
Hello and welcome to our tutorial on using rotary encoders. Today we’re going to be taking a look at what is a rotary encoder, how does it work, why we would use it over other sensory inputs and creating code to use them. Rotary encoders are el...
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