def update(self) -> None:
log.debug("Beginning update")
with MultiComponentUpdateContext(self._components):
if not self._components:
raise FaultState.warning("Keine Komponenten konfiguriert")
with SpeedwireListener(timeout_seconds) as speedwire:
self.__read_speedwire(speedwire)
log.debug("Update complete")
def update(self, response) -> None:
power = float(response["statistics"]["batconv_power"])
if response["direction"]["is_battery_discharging_"] == "1":
power = power * -1
try:
soc = float(response["statistics"]["bat_user_soc"])
except ValueError:
FaultState.warning(
'Speicher-SOC ist nicht numerisch und wird auf 0 gesetzt.').store_error(self.component_info)
soc = 0
topic_str = "openWB/set/system/device/" + str(
self.__device_id)+"/component/"+str(self.component_config.id)+"/"
imported, exported = self.__sim_count.sim_count(
power, topic=topic_str, data=self.__simulation, prefix="speicher"
)
bat_state = BatState(
power=power,
soc=soc,
imported=imported,
exported=exported
)
self.__store.set(bat_state)
def __read_registers(self,
read_register_method: Callable,
address: int,
types: Union[Iterable[ModbusDataType],
ModbusDataType],
byteorder: Endian = Endian.Big,
wordorder: Endian = Endian.Big,
**kwargs):
try:
multi_request = isinstance(types, Iterable)
if not multi_request:
types = [types]
def divide_rounding_up(numerator: int, denominator: int):
return -(-numerator // denominator)
number_of_addresses = sum(
divide_rounding_up(t.bits, _MODBUS_HOLDING_REGISTER_SIZE)
for t in types)
response = read_register_method(address, number_of_addresses,
**kwargs)
if response.isError():
raise FaultState.error(__name__ + " " + str(response))
decoder = BinaryPayloadDecoder.fromRegisters(
response.registers, byteorder, wordorder)
result = [
struct.unpack(">e",
struct.pack(">H", decoder.decode_16bit_uint()))
if t == ModbusDataType.FLOAT_16 else getattr(
decoder, t.decoding_method)() for t in types
]
return result if multi_request else result[0]
except pymodbus.exceptions.ConnectionException as e:
raise FaultState.error(
"TCP-Client konnte keine Verbindung zu " + str(self.address) +
":" + str(self.port) +
" aufbauen. Bitte Einstellungen (IP-Adresse, ..) und " +
"Hardware-Anschluss prüfen.") from e
except pymodbus.exceptions.ModbusIOException as e:
raise FaultState.warning(
"TCP-Client " + str(self.address) + ":" + str(self.port) +
" konnte keinen Wert abfragen. Falls vorhanden, parallele Verbindungen, zB. node red,"
+
"beenden und bei anhaltender Fehlermeldung Zähler neustarten."
) from e
except Exception as e:
raise FaultState.error(__name__ + " " + str(type(e)) + " " +
str(e)) from e