[Schuyler Sowa] has been hard at work on his own version of LED ... Arduino board controls the game, with a shield made from protoboard to connect the components. In addition to the two user ...

If you want to make your Arduino project ... 255);//Push = R+Y+G delay(100); } else { setColor(0, 0, 0); } } Here’s the wiring pointer of the traffic light LED module. Just insert it in the 5110 LCD ...

The Arduino ... Once you push the button to start the timer, it will run for 25 minutes, display a count-up timer and a "Study time!" message on the LCD, and turn a green LED on.

The new UNO R4 board comes in two versions, with and without Wi-Fi connectivity, and maintains the form factor, shield compatibility ... you can have one Arduino with a button, another Arduino ...