Countdown timer using Arduino, LCD 16×2 i2c & 4×3 Keypad

(Last Updated On: July 6, 2020) Description: Countdown timer using Arduino- in this tutorial, you will learn how to make an advanced level Countdown timer based on the Arduino, 16×2 i2c LCD, and a 4×3 keypad. This countdown timer is entirely different from the rest of the countdown timers available on the internet. This countdown … Continue reading Countdown timer using Arduino, LCD 16×2 i2c & 4×3 Keypad