The HDMI switch is equipped with an infrared sensor as the only means of controlling it, so naturally, that was the path chosen for interfacing the ESP32 put inside the switch.

Everything Presence Lite sensor hardware overview. Previously, we have written about various human presence sensors like the SONOFF SNZB-06P, designed to detect human presence using a 5.8GHz microwave ...

Security and observation are fundamental in different applications, counting private security, mechanical checking, and smart city administration. This paper presents a cost-effective, remote human ...