라즈베리파이 gpio 릴레이 제어

http://www.todayhumor.co.kr/board/view.php?no=129039&table=computer

릴레이모듈

http://toolparts.co.kr/front/php/product.php?product_no=6188&main_cate_no=189&display_group=1&cafe_mkt=naver_ks&mkt_in=Y&ghost_mall_id=naver&ref=naver_open&NaPm=ct%3Dhuy2hfdc%7Cci%3Dbff22c922e84429c7170953640831ef85f906478%7Ctr%3Dslsl%7Csn%3D115848%7Cic%3D%7Chk%3Dc8790de03270f1d7879fee348ce672feb9812dac

http://toolparts.co.kr/front/php/product.php?product_no=7936&main_cate_no=256&display_group=1&cafe_mkt=naver_ks&mkt_in=Y&ghost_mall_id=naver&ref=naver_open&NaPm=ct%3Dhuy2ik9k%7Cci%3Dcbfc09ea90e676128e8a1147be100b866bd8da00%7Ctr%3Dslsl%7Csn%3D115848%7Cic%3D%7Chk%3D3b067ebdacee922aea8278c657ed20fd08e1e2ba

빵판 키트

http://item2.gmarket.co.kr/Item/detailview/Item.aspx?goodscode=353343696&GoodsSale=Y&jaehuid=200001169&NaPm=ct%3Dhuy2juk8%7Cci%3De800c3d2c4268e09d10e76f3585c69fb62339ee0%7Ctr%3Dslsl%7Csn%3D24%7Chk%3D4abb615b77eab28ef7341a6c7139b0e895f99de2