While PIR sensors can be used with Arduino and other microcontroller boards, those best-suited for hobby use are smart enough to perform simple tasks without any programming.

The best sensor you can use to detect an intrusion is the Passive Infrared (PIR) Sensor. The PIR Sensor detects the motion of a human body by the change in surrounding ambient temperature when a human ...

But if you’re looking for more projects involving PIR sensors, we have one that alerts you when your cat is back home. Meanwhile, check out this one in action after the break.

How it works is simple: you can track devices using Bluetooth on the ESP32, and through a combination of presence and signal strength, you can define a sensor that changes to an "on" state when your ...

Using the TSSP4P38 proximity sensor, I built a small device that activates the electric circuit to ring the doorbell when it senses anything staying in front of the door. Typical alarm systems would ...

The LS6506R and LS6507R PIR-sensor interface ICs are available in 16-pin SOIC narrow-body and DIP packages. Pricing in lots of 1000 is $0.75 each. LSI COMPUTER SYSTEMS INC., Melville, NY. (631 ...