def METHOD_NAME(self):
    # we need the databus initialized before we can probe values
    databus = conpot_core.get_databus()
    databus.initialized.wait()
    # accumulated counter
    energy_in_register = "register_13"
    self.energy_in = databus.get_value(energy_in_register)
    databus.set_value(energy_in_register, self._get_energy_in)
    databus.set_value("register_1", self._get_energy_in_lowres)
    energy_out_register = "register_14"
    self.energy_out = databus.get_value(energy_out_register)
    databus.set_value(energy_out_register, self._get_energy_out)
    databus.set_value("register_2", self._get_energy_out_lowres)
    volt_1_register = "register_1054"
    self.voltage[0] = databus.get_value(volt_1_register)
    databus.set_value(volt_1_register, self._get_voltage_1)
    volt_2_register = "register_1055"
    self.voltage[1] = databus.get_value(volt_2_register)
    databus.set_value(volt_2_register, self._get_voltage_2)
    volt_3_register = "register_1056"
    self.voltage[2] = databus.get_value(volt_3_register)
    databus.set_value(volt_3_register, self._get_voltage_3)
    current_1_register = "register_1076"
    self.current[0] = databus.get_value(current_1_register)
    databus.set_value(current_1_register, self._get_current_1)
    current_2_register = "register_1077"
    self.current[1] = databus.get_value(current_2_register)
    databus.set_value(current_2_register, self._get_current_2)
    current_3_register = "register_1078"
    self.current[2] = databus.get_value(current_3_register)
    databus.set_value(current_3_register, self._get_current_3)
    power_1_register = "register_1080"
    self.power[0] = databus.get_value(power_1_register)
    databus.set_value(power_1_register, self._get_power_1)
    power_2_register = "register_1081"
    self.power[1] = databus.get_value(power_2_register)
    databus.set_value(power_2_register, self._get_power_2)
    power_3_register = "register_1082"
    self.power[2] = databus.get_value(power_3_register)
    databus.set_value(power_3_register, self._get_power_3)
    gevent.spawn(self.usage_counter)