Function description This device does not respond to sound, it only responds to pysical vibrations. Vibrations around all axis can

Example In order to read the temperatures of the DS18B20, we need to use the 1-Wire library and the library Dallas Temperature. In

What is a Motion Sensor (PIR) PIR (Passive Infrared) sensors are electronic devices that detect the movement of people or

Digital PIR Sensor 3Pin 5×3.8mm Pyroelectric Infrared Sensor Dual Element – D203B Description The D203B pyroelectric infrared sensor detects infrared