September 2017
Intermediate to advanced
206 pages
4h 34m
English
Content preview from Intelligent IoT Projects in 7 Days
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PIR motion sensor
A Passive Infrared Detection (PIR) motion sensor is used to object movement. We can use this sensor for detecting vehicle presence. PIR sensors can be found on SeeedStudio at https://www.seeedstudio.com/PIR-Motion-Sensor-Large-Lens-version-p-1976.html, Adafruit at https://www.adafruit.com/product/189, and SparkFun at https://www.sparkfun.com/products/13285. PIR motion sensors usually have three pins: VCC, GND, and OUT.
The OUT pin is digital output on which if we get value 1, it means motion is detected. You can see the PIR sensor from SeeedStudio here:
There's another PIR motion sensor from SparkFun, the SparkFun OpenPIR: ...
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