Motion_sensor

6 HC-SR501 PIR Motion Detector

http://www.vanallesenmeer.nl/Bewegingssensor-infrarood-PIR-HC-SR501

http://www.mpja.com/download/31227sc.pdf

https://www.modmypi.com/pir-motion-sensor

http://arduinobasics.blogspot.nl/search/label/HC-SR501