It should be a piece of cake if you program your Attiny85 chip (not Digispark) using your existing Arduino IDE with the help of one “USB tiny ISP (v2.0)” programmer. The software/Arduino sketch /* * ...

This digital output can be input to a microprocessor where illuminance (ambient light level) in lux is derived using an empirical formula to approximate the human eye response. Commonly available ...

He’s not accounting for the rise time of the Nd solid state laser, which is going to dominate his measurement here. I think if I were trying to do this with an AVR, I’d hook my light detector ...

We’re still not sure exactly how [connornishijima]’s motion detector works, though many readers offered plausible explanations in the comments the last time we covered it. It works well… ...

Build Your Own Arduino-Powered Bicycle Lights, Turn Signals, and Odometer for Safe Night Riding. Thorin Klosowski. November 29, 2012 Riding a bicycle at ...