Explanation This code will make two LEDs blink alternately. One LED is connected to pin 3, and the other is connected to pin 4. The code will turn one LED on while turning the other off, then switch ...

This Arduino project demonstrates the basic functionality of blinking a single LED using the Arduino IDE. The LED blinks on and off in intervals of three seconds. Connect your Arduino board to your ...

The loop function runs as long as the Arduino board is powered and will blink the LED ON and OFF withe 1 second pause between states. You can use another pin, for example pin 12 and then change the ...