These particular blinds require less than one turn of the control rod to go from fully open to fully closed, and [Toni] selects a 270-degree range-of-motion, 20 kg*cm torque servo motor to drive them.

An Arduino Nano is the brains of the operation, paired with a CNC Shield that allows it to drive ... in addition to the two main driven wheels. A servo is used to raise and lower the pen as ...

Arduino is a popular open-source development board used by engineers, hobbyists, and makers to develop electronic projects and prototypes easily.