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.

Motion sensing is the detection of the change in position of an object relative to its surroundings or vice versa. There are many kinds of motion detector methods: infrared, optics, radio frequency, ...

This breadboard compatible package combines an ESP32-S2 module with a top-mounted PIR sensor, making it a turn key solution for all sorts of motion sensing projects.

The ZMOTION Detection Module II (ZDM II) from Zilog provides integration and flexibility for passive infrared (PIR)-based motion detection applications including customer sensing, lighting control ...

[ladyada] has a freshly-published and amazingly thorough tutorial on passive infrared (PIR) motion sensors. Most often seen in security floodlights and automatic doors, in creative hands these sens… ...

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 ...