Countdown Using Dot Matrix

Aim

The goal of this activity is to create a countdown by integrating an 8×8 dot matrix and button with an Arduino.

Materials Required

  1. Arduino UNO R3 – 1
  2. USB Cable – 1
  3.  Breadboard – 1
  4. Dot Matrix– 1
  5. Push Button – 1
  6. Several Jumper Wires

Wiring Diagram

Desired Outcome

Switch ON the button to start the countdown. The countdown numbers will be displayed on an LED matrix.