Living objects with a body temperature above 0°C emit heat as infrared radiation, also known as thermal radiation, which is invisible to the human eye. PIR sensors, designed for this purpose, can ...

Basic motion sensing setup using Arduino, PIR sensor, LEDs, and push button for interaction & Motion-triggered alarm system with Arduino, PIR sensor, piezo buzzer, and LED alert. // first pic This ...

* to know the basic concept and usage of this library before other examples。 * 2. erase the full flash or call homekit_storage_reset() in setup() * to remove the previous HomeKit pairing storage and * ...

The PIR motion sensor consists of 3 pins-VCC, GND, and the Data Output Pin. VCC is the power pin of the module. Out is the data Output pin of the module.it goes high when motion is detected. GND is ...

This is the fourth episode in our six-part video series where Bob Clagett of I Like to Make Stuff takes on home DIY projects inspired by the features of the new Ford F-150. You know the drill: You ...