My Projects

PIR module data

Published 23 Aug 2018

Reusing Passive Infra-Red Sensors


Passive infra-red sensors are used in many applications to detect the presence of people, eg security lights. I expect that when those devices become faulty it is not the PIR device that has failed but some other component (most likely in the power supply).

Hardware description

PIR modules

On the sidebar there is a list of PIR modules, the linked pages include pinouts and whether there is an Arduino driver for them.

References and Additional Resources