The LED matrix was mounted inside the shadow box, behind the vellum paper. The Arduino code was easily written using Adafruit’s RGB Matrix Panel library. To get the aurora effect just right ...

What if you could get an instant SMS alert the moment a fire or smoke is detected at home or office? Through this project ...

While newer Arduinos and Arduino ... care of the USB connection, while the standard ‘328 or ‘2560 takes care of all ~duino tasks. Wouldn’t it be great is you could also use the ’16u2 ...