Powered by an Arduino Uno, the light painter provides a user interface ... We covered the original Adafruit project that [Reven] based his code all the way back in 2013, though there’s certainly ...

That makes it ideal for applications like robotics or controlling smart blinds that react to light. With me so far? Here is a ...

Everyone needs a starting off point for hacking, and [Mike] thought that combining and Arduino ... and light metering would be a great place to begin. The prerequisites for this project are ...