Vehicle Speed Detector

Aim

The goal of this activity is to detect the speed of a vehicle using IR sensors.

Materials Required

  1. Arduino UNO R3 – 1
  2. USB Cable – 1
  3.  I2C Display Module – 1
  4. IR Sensors – 2
  5. Buzzer – 1
  6. LCD 1602 Display – 1 
  7. Several Jumper Wires

Wiring Diagram

Desired Outcome

When a vehicle passes through the two IR sensors, the speed of the vehicle will be displayed on LCD. If the speed of the vehicle is more than the normal speed, the buzzer will make a sound.