#!/usr/bin/python
import RPi.GPIO as GPIO
import time

GPIO.setmode(GPIO.BCM)
pinList = [3]
for i in pinList: 
    GPIO.setup(i, GPIO.OUT) 
try:
  GPIO.output(3, GPIO.LOW)
  print "ON"
except KeyboardInterrupt:
  print "  Quit"
  GPIO.cleanup()

