This Arduino-based Pomodoro timer project also uses this 25-minute cycle. Once you push the button to start the timer ... message on the LCD, and turn a green LED on. Afterward, it will clear ...

While you hopefully don't need one-button access to 911, a desk-mounted panic button is undoubtedly cool, and it makes for a great DIY Arduino project. You'll need a prepaid SIM card, an Arduino ...

But if you can push your button while your yellow LED is lit, the light speeds up tremendously until the next button press in the green. Our only wish is that subsequent yellow-light button ...

The green lights up when the conductivity ... The alarm only stops when you press the push button connected to the Arduino. For this setup, the program uses only 27 lines, and you'll mostly ...

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 ...

When you click the Upload button (the one with a large right arrow icon) ... Then we define which three pins we want to use for red, yellow, and green on the Arduino.

There was a point in time, excruciatingly brief, in which desktop computers often had a large “TURBO” button on their front panel. Some even featured an LED display that would indicate … ...

The smaller green one toggles between ... we really want to press that button. As you may have guessed this is a simple project that uses an Arduino to mimic a keyboard input.

This year at CES, Intel introduced Curie — a button-sized system-on-chip module made for low-power wearables — but the company was mum on what would be the first products to use it. Now we ...