The rotary encoder gives information about the rotations but we have to use the below mentioned mathematical formulas to calculate the distances. Distance travelled in one rotation = 2 x π x r ...

Using the Pin Change Interrupt allows connecting encoders and buttons to any of the Arduino pins, not just the two External Interrupt enabled pins. While maintaining the ability of immediate reaction ...

Posted in Arduino Hacks, Parts Tagged macgyver, rotary encoder, stepper motor ← The Real Lessons About 3D Printed Face Shields: Effective Engineering Response In Times Of Crisis ...

At the heart of the device is a AD9833 waveform generator; with the Arduino, rotary encoder, and 16×2 LCD providing an interface to control it over SPI.