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 ...

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 ... cool laser-cut box is an Arduino Uno and a 9V battery ...

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, a GPRS shield, and a few other odds and ends. Luckily ...

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 ...

When you click the Upload button (the one with a large right ... which three pins we want to use for red, yellow, and green on the Arduino. Instead of using defines, we assign the pin values ...

After all, the Arduino isn’t actually measuring the CPU speed, nor is it directly controlling it (that’s still done by the original Turbo button wiring). But the truth is, even back in the day ...

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 ...

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.

I was bored over winter break and had these parts laying around... so I built her a "Button Box" based around an Arduino. Open source, hackable, and made by hand. This post is just a quick summary ...

This year at CES, Intel introduced Curie — a button-sized system-on-chip module ... to use the Curie module is a brand new, low-cost Arduino board called Arduino 101. And while that may not ...