While PIR sensors can be used with Arduino and other microcontroller boards, those best-suited for hobby use (the kind with a white golf ball-like semi-sphere lens, electrical connectors called ...

Arduino leak sensors only have three pins ... from intruder detection to home automation. PIR motion sensors use infrared light to detect movement. Light is emitted and the sensor will trigger ...

When everything’s plugged in, this is how your Arduino, motion sensor, and power relay should ... power relay on top of the enclosure, ready to use with your fan or whatever appliance you ...

Bang—motion sensor. Depending on the sensors and actuators ... Once you tackle a few beginner projects, you'll be ready to use Arduino as the heart of more ambitious efforts, such as PopMech's ...

This articles describes how you can use I2C (TWI) communication, Arduino and temperature sensors to measure 3 different temperatures. It can be very helpful when you want to measure the outside, ...