When everything’s plugged in, this is how your Arduino, motion sensor, and power relay should look. Jeremy S. Cook. Plug the male-to-female jumper wires into the motion sensor pins.

Summer is just around the corner, and managing your window blinds is an important step to keeping your house cool and lowering your energy bill. If yo ...

Arduino’s Plug and Make Kit lets your hacking imagination run wild, ... a motion sensor, a simple buzzer/speaker, a temperature/humidity sensor, and three simple buttons. With those things, ...