
def start(port,dutyCycle,freq,inverted):
    print "Port: " + port + " dutyCycle: " + str(dutyCycle) + " freq: " + str(freq) + " inverted: " + str(inverted)
def set_duty_cycle(port,dutyCycle):
    pass
    #print "Port: " + port + " dutyCycle: " + str(dutyCycle)
