Did you know that you can use Arduino to turn on an LED when you press a button? Well, it is true, you can do this! Leaving the joke aside, let me show ...

I made this Arduino 8 bit binary led counter as a solution for one member from Arduino forum. He asked if somebody can make a project that displays a decimal number in 8 bit binary format using 8 leds ...

Mini AI Home Project This project demonstrates a smart home system that can control a light (LED), fan (motor), and buzzer (sound) using hand gestures. It uses OpenCV and MediaPipe for real-time hand ...

PinChangeInterrupt for a lot of pins Rising, Falling or Change detection for every pin separately Usable on a lot Arduino compatible boards Implementation is fast, compact and resource friendly ...

He explains each pin, what they do, and provides a Fritzing drawing of the wires to the Arduino. The code is provided; to program the watch a USB-to-serial module must be used.