So, if you want to regulate LED brightness linearly to your eye, it requires some clever thoughts and adaptations. First, upload the following PWM sketch to your Arduino Uno r3/Nano v3 and connect a ...

Everything is controlled with an Arduino Nano clone. [Stephen] has an active Kickstarter campaign going for Pisces, and one of the rewards is the code and STL files.

The nano sensor interface presented below is a microcontroller-based universal sensor interface with a power-saver mechanism. The idea, centered around an Arduino Nano (v3) microcontroller, was ...