Aim
The goal of this activity is to measure the rotation speed of a shaft or disk, as in a motor or other machine using an IR sensor.
Materials Required
- Arduino UNO R3 – 1
- USB Cable – 1
- LCD 1602 Display – 1
- I2C Display Module – 1
- IR Sensor – 1
- Several Jumper Wires
Wiring Diagram
Desired Outcome
Place a rotating object in front of an IR sensor, the rotation speed of the object can be displayed on LCD.