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kostal bat: fix modbus datatype #3091

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Merged
LKuemmel merged 1 commit into from
Jan 9, 2026
Merged

kostal bat: fix modbus datatype #3091

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11 changes: 8 additions & 3 deletions packages/modules/devices/kostal/kostal_plenticore/bat.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
#!/usr/bin/env python3
import logging
import struct
from typing import TypedDict, Any, Optional
from pymodbus.constants import Endian

Expand Down Expand Up @@ -68,13 +69,17 @@ def set_power_limit(self, power_limit: Optional[int]) -> None:
elif power_limit == 0:
# wiederholt auf Stop setzen damit sich Register nicht zurücksetzt
log.debug("Aktive Batteriesteuerung. Batterie wird auf Stop gesetzt und nicht entladen")
self.client.write_registers(1034, [0], data_type=ModbusDataType.FLOAT_32, unit=unit)
packed = struct.pack('>f', 0.0)
registers = [int.from_bytes(packed[0:2], 'big'), int.from_bytes(packed[2:4], 'big')]
self.client.write_registers(1034, registers, data_type=ModbusDataType.FLOAT_32, unit=unit)
elif power_limit < 0:
log.debug(f"Aktive Batteriesteuerung. Batterie wird mit {power_limit} W entladen für den Hausverbrauch")
# Die maximale Entladeleistung begrenzen auf 7000W
power_value = int(min(abs(power_limit), 7000)) * -1
power_value = float(min(abs(power_limit), 7000)) * -1
log.debug(f"Aktive Batteriesteuerung. Batterie wird mit {power_value} W entladen für den Hausverbrauch")
self.client.write_registers(1034, [power_value], data_type=ModbusDataType.FLOAT_32, unit=unit)
packed = struct.pack('>f', power_value)
registers = [int.from_bytes(packed[0:2], 'big'), int.from_bytes(packed[2:4], 'big')]
self.client.write_registers(1034, registers, data_type=ModbusDataType.FLOAT_32, unit=unit)

def power_limit_controllable(self) -> bool:
return True
Expand Down