import os 
import sys
cwd=os.getcwd()
(setpath,Examples)=os.path.split(cwd)
#print setpath
sys.path.append(setpath)

from Arduino.Arduino import Arduino
from time import sleep

class POT:
	def __init__(self,baudrate):
		self.baudrate=baudrate
		self.setup()
		self.run()
		self.exit()

	def setup(self):
		self.obj_arduino=Arduino()
		self.port=self.obj_arduino.locateport()
		self.obj_arduino.open_serial(1,self.port,self.baudrate)

	def run(self):
		self.pot=2
		self.blue=9
		self.green=10
		self.red=11
		for i in range(20):
			val=self.obj_arduino.cmd_analog_in(1,self.pot)
			print (val)

			if (int(val) >= 0 and int(val)< 320):
				self.obj_arduino.cmd_digital_out(1,self.blue,1)
				sleep(2)
				self.obj_arduino.cmd_digital_out(1,self.blue,0)
			elif (int(val) >= 320 and int(val) < 900):
				self.obj_arduino.cmd_digital_out(1,self.green,1)
				sleep(2)			
				self.obj_arduino.cmd_digital_out(1,self.green,0)			
			else:
				self.obj_arduino.cmd_digital_out(1,self.red,1)
				sleep(2)
				self.obj_arduino.cmd_digital_out(1,self.red,0)

	def exit(self):
		self.obj_arduino.close_serial()

def main():
	obj_pot=POT(115200)

if __name__=='__main__':
	main()