This DIY solar tracker project mimics this behavior using three simple main components: An Arduino UNO board, a servo motor (with a sunflower paper decoration attached), and two photoresistors facing ...

The parts required to make this DIY weekend project are about as minimal as they get. An Arduino Uno controls it all with a rotary encoder for input and a character LCD to display settings.

That accomplished, he naturally decides to squeeze it into an Arduino Uno with only 2K of RAM. Even if you are ambivalent about the Forth language, [Thanissis]’s project has some great ideas to ...