def __init__(self, pins, freq=<NUM_LIT:200>, address=<NUM_LIT>):
super().__init__(pins, self.RESOLUTION, freq)<EOL>self._device = PCA9685(address)<EOL>self._device.set_pwm_freq(self._freq)<EOL>
Initialize the driver.

:param pins: The pin numbers, that should be controlled.
:param freq: The pwm frequency.
:param address: The address of the PCA9685.