text: import bluetooth
  import sys
  bd_addr = "20:15:03:19:27:02"
  
  port = 1
  sock=bluetooth.BluetoothSocket( bluetooth.RFCOMM )
  sock.connect((bd_addr, port))
  print 'Connected'
  sock.settimeout(1.0)
  sock.send("x")
  print 'Sent data'
  
  data = sock.recv(1)
  print 'received [%s]'%data
  
  sock.close()
  