#import pygatt
import os

#adapter = pygatt.GATTToolBackend()
on = 'cc2333'
off = 'cc2433'

try:
#    adapter.start()
#    device = adapter.connect("b2:3b:03:00:14:d6")
#    device.char_write_handle(0x0009, bytearray.fromhex(off))
    os.system('gatttool -i hci0 -b b2:3b:03:00:14:d6 --char-write-req -a 0x0009 -n cc2433')
except error as ex:
    print(ex)
#finally:
#    adapter.stop()