Who needs a 1920×1080 OLED display when you can have an 8×8 matrix ... for an Arduino Uno to detect. The result is impressive for such a simple design. We’d love to see someone use this ...

It takes a little creative interpretation to make this look good, but the use of color mixing really makes a difference. See for yourself in the demo after the break.

Another feature that the R4 WiFi boasts is its 12x8 red LED matrix, which is readily programmable using the Arduino_LED_Matrix library. This feature can come in handy in various Arduino projects ...

The game works like the original but with LEDs changing color to indicate ... a Nova can check it out for themselves. It's ...