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 how you can achieve this. You will need the ...

Arduino Camping Light * Camping Light with a single push button switch to control the light output between off ... This part number (and ofcourse the LED type) is not very critical. If you want to use ...

Let it hit your red LED and you’ve lost a point. But if you can push your button while your yellow ... Inside the cool laser-cut box is an Arduino Uno and a 9V battery, plus a current-limiting ...

To the human eye, it looks like multiple LED’s are lit up simultaneously. [Alex] planned to use an Arduino to control ... a piece of perfboard with four push buttons. He had to work out all ...

With each contact you make, the red LED lights up ... with only an Arduino UNO, ultrasonic sensor, force-sensitive resistor (or push button), and piezo buzzer. The tone generated depends on ...