Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.

This article aims to demonstrate the design of a smart brightness-controlled lamp with a motion sensor using a programmable mixed-signal matrix with four outputs, operating voltage up to 13.2 V, and 2 ...

This article is sponsored by Aqara. Product choices and opinions expressed are from the sponsor and do not reflect the views of Android Police editorial staff. When it comes to smart home automation, ...