If you want to add a keypad to your Arduino project, the options are pretty limited. There’s that red and blue 4×4 membrane we’ve all seen in password-protected door lock projects,… ...

Arduino RGB Matrix Shield 10:07 am June 21, 2018 By Julian Horsey Adafruit has this week announced the arrival of the new Arduino RGB Matrix Shield which is now available to purchase priced at $5.95.

NYC beaches are where tropical beaches addicted to meth go to die. So says [Vije Miller] in his write-up for his Arduino sand matrix printer. It’s a clever idea, five servo-operated cardboard… ...

Pixie Chroma Arduino LED matrix display “Quad mode is made specifically for those wishing to drive their displays faster. By optionally sending the data in four parallel streams with Quad Mode, ...