def load_hardware(self):
self._dimmer_running = False
self._device = None
try:
gpio_pins = self.get_address().split(',')
self._device = pca9685_driver.Device(int('0x' + gpio_pins[0], 16))
self._device.set_pwm_frequency(1000)
except Exception as ex:
print('load_hardware exception')
print(ex)
def _load_hardware(self):
# address is expected as `[relay_number],[i2c_address],[I2C bus number]`
address = self._address
if len(address) == 1:
address.append(self._DEFAULT_ADDRESS)
if not address[1].startswith('0x'):
address[1] = '0x' + address[1]
self._device['switch'] = int(address[0])
self._device['device'] = pca9685_driver.Device(
int(address[1], 16),
None if len(address) != 3 else int(address[2]))
self._device['device'].set_pwm_frequency(self._DIMMER_FREQ)
return self._device['device']