rohdaten plotten

main.py

@@ -2,9 +2,6 @@ from pymodbus.client import ModbusTcpClient
 import struct
 import time
 
-from pymodbus.constants import Endian
-from pymodbus.payload import BinaryPayloadDecoder
-
 # Verbindung zur Wärmepumpe
 ip = '10.0.0.10'
 port = 502
@@ -33,13 +30,14 @@ try:
                 print(f"Fehler beim Lesen von Adresse {address}: {result}")
                 continue
 
+            print(f"Adresse {address} - Rohdaten: {result.registers}")
+
             if reg_type == 'REAL':
-                decoder = BinaryPayloadDecoder.fromRegisters(
+                reg_high = result.registers[0]
-                    result.registers,
+                reg_low = result.registers[1]
-                    byteorder=Endian.BIG,
+                # Oder falls dein Gerät Low-Word zuerst sendet:
-                    wordorder=Endian.LITTLE  # ← Das ist der Trick!
+                decoder = struct.pack('>HH', reg_low, reg_high)
-                )
+                value = struct.unpack('>f', decoder)[0]
-                value = decoder.decode_32bit_float()
             else:
                 value = result.registers[0]