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 ...

and Arduino are ubiquitous in projects these days and a lot of the time it’s easy to over-complicate things with their use. In this case, [Tod] wanted to use a momentary tactile switch to turn ...

[Ed] was tasked with adding push-button degaussing ... to use an SSR to switch the coil, and after making lots of transistor-based designs on paper, grabbed a nearby Arduino.

If you want to make your Arduino project more compact ... The serial monitor read out will look something like this when you press the push buttons and move the joystick handle: Keep in mind, I had ...

My daughter likes buttons. She's learning letters ... People make pushbutton switches on the Arduino way, way too complex. Set a digital pin to INTERNAL_PULLUP mode. It attaches a ~20kΩ pullup ...

The alarm only stops when you press the push button connected to the Arduino. For this setup ... As you type the passcode, the buzzer's tone switches to a continuous but still equally annoying ...

So you've already outgrown Arduino's most beginner ... To control the playback, there are four push buttons connected to the Nano. You can use them to switch to the next song, repeat the current ...