In this tutorial we are going to build a simple Countdown timer using an OLED Display & Arduino. With pressing on a button the timer will start to count down and when it reaches zero an LED will turn ON. By pressing again on the button the timer will restart. Step 1: What You …
In this tutorial we will learn how to make a Countdown Timer, where you can set time with one button and start the timer with another button. When timer reaches the zero the LED will start to flash. Instead of the LED you can connect anything else like a relay or any other module. Watch …
In this tutorial we will learn how to make a 4-Digit Countdown Timer displaying Minutes and seconds using Arduino. Watch the Video! Step 1: What You Will Need Arduino UNO or any other Arduino board LED Display TM1637 Jumper wires Visuino software: Download here Step 2: Circuit Connect LED Display pin[CLK] to Arduino digital pin[10] Connect …