Techniques for PIR-based motion detection

Tombé dessus par hasard, en cherchant autre chose (https://www.terabee.com/introduction-to-lightweight-and-compact-thermal-sensor-modules/ et https://www.sparkfun.com/products/14607?\_ga=2.234733598.1480415667.1653149316-1633340098.1653149316). Ca rappel les bases