라즈베리파이+모션센서

https://codefooo.gitbooks.io/raspberry-experiments/content/%EC%8B%A4%ED%97%987-%EB%AA%A8%EC%85%98-%EC%84%BC%EC%84%9C.html

http://blog.naver.com/agapeuni/220275640761

https://diyhacking.com/raspberry-pi-gpio-control/

모션 sensor detect => 사진찍기