inverter and meter seems to run
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__pycache__/solaredge_meter.cpython-312.pyc
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__pycache__/solaredge_meter.cpython-312.pyc
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5
main.py
5
main.py
@@ -3,6 +3,7 @@ from datetime import datetime
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from data_base_influx import DataBaseInflux
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from heat_pump import HeatPump
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from pv_inverter import PvInverter
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from solaredge_meter import SolaredgeMeter
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from shelly_pro_3m import ShellyPro3m
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# For dev-System run in terminal: ssh -N -L 127.0.0.1:8111:10.0.0.10:502 pi@192.168.1.146
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@@ -19,7 +20,8 @@ db = DataBaseInflux(
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hp = HeatPump(device_name='hp_master', ip_address='10.0.0.10', port=502)
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shelly = ShellyPro3m(device_name='wohnung_2_6', ip_address='192.168.1.121')
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wr = PvInverter(device_name='wr_master', ip_address='192.168.1.112')
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wr = PvInverter(device_name='solaredge_master', ip_address='192.168.1.112')
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meter = SolaredgeMeter(device_name='solaredge_meter', ip_address='192.168.1.112')
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#controller = SgReadyController(hp, wr)
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@@ -29,6 +31,7 @@ while True:
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db.store_data(hp.device_name, hp.get_state())
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db.store_data(shelly.device_name, shelly.get_state())
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db.store_data(wr.device_name, wr.get_state())
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db.store_data(meter.device_name, meter.get_state())
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#controller.perform_action()
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time.sleep(0.1)
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@@ -6,6 +6,9 @@ from pymodbus.client import ModbusTcpClient
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EXCEL_PATH = "modbus_registers/pv_inverter_registers.xlsx"
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# Obergrenze: bis EXKLUSIVE 40206 (d.h. max. 40205)
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MAX_ADDR_EXCLUSIVE = 40121
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class PvInverter:
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def __init__(self, device_name: str, ip_address: str, port: int = 502, unit: int = 1):
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self.device_name = device_name
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@@ -34,33 +37,29 @@ class PvInverter:
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def load_registers(self, excel_path: str):
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xls = pd.ExcelFile(excel_path)
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df = xls.parse()
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# Passen die Spaltennamen bei dir anders, bitte hier anpassen:
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# Passe Spaltennamen hier an, falls nötig:
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cols = ["MB Adresse", "Beschreibung", "Variabel Typ"]
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for c in cols:
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if c not in df.columns:
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raise ValueError(f"Spalte '{c}' fehlt in {excel_path}")
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df = df[cols].dropna()
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df["MB Adresse"] = df["MB Adresse"].astype(int)
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# NORMALISIERE TYP
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def norm_type(x: Any) -> str:
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s = str(x).strip().upper()
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return "REAL" if s == "REAL" else "INT"
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# 1) Vorab-Filter: nur Adressen < 40206 übernehmen
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df = df[df["MB Adresse"] < MAX_ADDR_EXCLUSIVE]
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self.registers = {
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int(row["MB Adresse"]): {
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"desc": str(row["Beschreibung"]).strip(),
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"type": norm_type(row["Variabel Typ"])
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"type": str(row["Variabel Typ"]).strip()
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}
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for _, row in df.iterrows()
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}
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print(f"ℹ️ {len(self.registers)} Register aus Excel geladen.")
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# ---------- Low-Level Lesen ----------
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def _try_read(self, fn_name: str, address: int, count: int) -> Optional[List[int]]:
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fn = getattr(self.client, fn_name)
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# pymodbus 3.8.x hat 'slave='; Fallbacks schaden nicht
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for kwargs in (dict(address=address, count=count, slave=self.unit),
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dict(address=address, count=count),
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):
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dict(address=address, count=count)):
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try:
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res = fn(**kwargs)
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if res is None or (hasattr(res, "isError") and res.isError()):
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@@ -83,30 +82,55 @@ class PvInverter:
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@staticmethod
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def _to_f32_from_two(u16_hi: int, u16_lo: int, msw_first: bool = True) -> float:
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if msw_first:
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b = struct.pack(">HH", u16_hi, u16_lo)
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else:
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b = struct.pack(">HH", u16_lo, u16_hi)
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b = struct.pack(">HH", u16_hi, u16_lo) if msw_first else struct.pack(">HH", u16_lo, u16_hi)
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return struct.unpack(">f", b)[0]
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# Hilfsfunktion: wie viele 16-Bit-Register braucht dieser Typ?
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@staticmethod
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def _word_count_for_type(rtype: str) -> int:
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rt = (rtype or "").lower()
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# Passe hier an deine Excel-Typen an:
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if "uint32" in rt or "real" in rt or "float" in rt or "string(32)" in rt:
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return 2
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# Default: 1 Wort (z.B. int16/uint16)
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return 1
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def read_one(self, address_excel: int, rtype: str) -> Optional[float]:
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"""Liest einen Wert nach Typ ('INT' oder 'REAL') unter Berücksichtigung Base-1."""
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addr = address_excel
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if rtype == "REAL":
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"""
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Liest einen Wert nach Typ ('INT' oder 'REAL' etc.).
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Es werden ausschließlich Register < 40206 gelesen.
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"""
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addr = int(address_excel)
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words = self._word_count_for_type(rtype)
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# 2) Harte Grenze prüfen: höchstes angefasstes Register muss < 40206 sein
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if addr + words - 1 >= MAX_ADDR_EXCLUSIVE:
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# Überspringen, da der Lesevorgang die Grenze >= 40206 berühren würde
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return None
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if words == 2:
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regs = self._read_any(addr, 2)
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if not regs or len(regs) < 2:
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return None
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# Deine bisherige Logik interpretiert 2 Worte als Float32:
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return self._to_f32_from_two(regs[0], regs[1])
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else: # INT
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else:
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regs = self._read_any(addr, 1)
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if not regs:
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return None
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return float(self._to_i16(regs[0]))
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def get_state(self) -> Dict[str, Any]:
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"""Liest ALLE Register aus self.registers und gibt dict zurück."""
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"""
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Liest ALLE Register aus self.registers und gibt dict zurück.
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Achtet darauf, dass keine Adresse (inkl. Mehrwort) >= 40206 gelesen wird.
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"""
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data = {"Zeit": time.strftime("%Y-%m-%d %H:%M:%S")}
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for address, meta in self.registers.items():
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for address, meta in sorted(self.registers.items()):
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words = self._word_count_for_type(meta["type"])
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# 3) Nochmals Schutz auf Ebene der Iteration:
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if address + words - 1 >= MAX_ADDR_EXCLUSIVE:
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continue
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val = self.read_one(address, meta["type"])
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if val is None:
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continue
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134
solaredge_meter.py
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134
solaredge_meter.py
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@@ -0,0 +1,134 @@
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import time
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import struct
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import pandas as pd
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from typing import Dict, Any, List, Tuple, Optional
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from pymodbus.client import ModbusTcpClient
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EXCEL_PATH = "modbus_registers/pv_inverter_registers.xlsx"
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# Obergrenze: bis EXKLUSIVE 40206 (d.h. max. 40205)
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MIN_ADDR_INCLUSIVE = 40121
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ADDRESS_SHIFT = 50
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class SolaredgeMeter:
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def __init__(self, device_name: str, ip_address: str, port: int = 502, unit: int = 1):
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self.device_name = device_name
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self.ip = ip_address
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self.port = port
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self.unit = unit
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self.client: Optional[ModbusTcpClient] = None
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self.registers: Dict[int, Dict[str, Any]] = {} # addr -> {"desc":..., "type":...}
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self.connect_to_modbus()
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self.load_registers(EXCEL_PATH)
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# ---------- Verbindung ----------
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def connect_to_modbus(self):
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self.client = ModbusTcpClient(self.ip, port=self.port, timeout=3.0, retries=3)
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if not self.client.connect():
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print("❌ Verbindung zu Zähler fehlgeschlagen.")
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raise SystemExit(1)
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print("✅ Verbindung zu Zähler hergestellt.")
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def close(self):
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if self.client:
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self.client.close()
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self.client = None
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# ---------- Register-Liste ----------
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def load_registers(self, excel_path: str):
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xls = pd.ExcelFile(excel_path)
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df = xls.parse()
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# Passe Spaltennamen hier an, falls nötig:
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cols = ["MB Adresse", "Beschreibung", "Variabel Typ"]
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df = df[cols].dropna()
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df["MB Adresse"] = df["MB Adresse"].astype(int)
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# 1) Vorab-Filter: nur Adressen < 40206 übernehmen
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df = df[df["MB Adresse"] >= MIN_ADDR_INCLUSIVE]
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self.registers = {
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int(row["MB Adresse"]): {
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"desc": str(row["Beschreibung"]).strip(),
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"type": str(row["Variabel Typ"]).strip()
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}
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for _, row in df.iterrows()
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}
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# ---------- Low-Level Lesen ----------
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def _try_read(self, fn_name: str, address: int, count: int) -> Optional[List[int]]:
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fn = getattr(self.client, fn_name)
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# pymodbus 3.8.x hat 'slave='; Fallbacks schaden nicht
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shifted_addr = address + ADDRESS_SHIFT
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for kwargs in (dict(address=shifted_addr, count=count, slave=self.unit),
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dict(address=shifted_addr, count=count)):
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try:
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res = fn(**kwargs)
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if res is None or (hasattr(res, "isError") and res.isError()):
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continue
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return res.registers
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except TypeError:
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continue
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return None
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def _read_any(self, address: int, count: int) -> Optional[List[int]]:
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regs = self._try_read("read_holding_registers", address, count)
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if regs is None:
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regs = self._try_read("read_input_registers", address, count)
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return regs
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# ---------- Decoding ----------
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@staticmethod
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def _to_i16(u16: int) -> int:
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return struct.unpack(">h", struct.pack(">H", u16))[0]
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@staticmethod
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def _to_f32_from_two(u16_hi: int, u16_lo: int, msw_first: bool = True) -> float:
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b = struct.pack(">HH", u16_hi, u16_lo) if msw_first else struct.pack(">HH", u16_lo, u16_hi)
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return struct.unpack(">f", b)[0]
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# Hilfsfunktion: wie viele 16-Bit-Register braucht dieser Typ?
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@staticmethod
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def _word_count_for_type(rtype: str) -> int:
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rt = (rtype or "").lower()
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# Passe hier an deine Excel-Typen an:
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if "uint32" in rt or "real" in rt or "float" in rt or "string(32)" in rt:
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return 2
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# Default: 1 Wort (z.B. int16/uint16)
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return 1
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def read_one(self, address_excel: int, rtype: str) -> Optional[float]:
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"""
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Liest einen Wert nach Typ ('INT' oder 'REAL' etc.).
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Es werden ausschließlich Register < 40206 gelesen.
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"""
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addr = int(address_excel)
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words = self._word_count_for_type(rtype)
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if words == 2:
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regs = self._read_any(addr, 2)
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if not regs or len(regs) < 2:
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return None
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# Deine bisherige Logik interpretiert 2 Worte als Float32:
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return self._to_f32_from_two(regs[0], regs[1])
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else:
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regs = self._read_any(addr, 1)
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if not regs:
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return None
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return float(self._to_i16(regs[0]))
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def get_state(self) -> Dict[str, Any]:
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"""
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Liest ALLE Register aus self.registers und gibt dict zurück.
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Achtet darauf, dass keine Adresse (inkl. Mehrwort) >= 40206 gelesen wird.
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"""
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data = {"Zeit": time.strftime("%Y-%m-%d %H:%M:%S")}
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for address, meta in sorted(self.registers.items()):
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words = self._word_count_for_type(meta["type"])
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val = self.read_one(address, meta["type"])
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if val is None:
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continue
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key = f"{address} - {meta['desc']}"
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data[key] = val
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return data
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153
test_meter.py
153
test_meter.py
@@ -1,61 +1,128 @@
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import time
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import struct
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import pandas as pd
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from typing import Dict, Any, List, Optional
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from pymodbus.client import ModbusTcpClient
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import struct, sys
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MODBUS_IP = "192.168.1.112"
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MODBUS_PORT = 502
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UNIT_ID = 1
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# ==== Nutzer-Parameter ====
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IP = "192.168.1.112"
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PORT = 502 # ggf. 1502
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UNIT = 1
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EXCEL_PATH = "modbus_registers/pv_inverter_registers.xlsx"
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METER_START = 40240 # Startadresse Model 203-Felder
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# Spaltennamen in deiner Excel
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EXCEL_COLS = ["MB Adresse", "Beschreibung", "Variabel Typ"]
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def to_i16(u16): # unsigned 16 → signed 16
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# Adressfilter
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MIN_ADDR = 40121 # nur ab hier
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ADDRESS_SHIFT = 50 # +50 für Synergy 2-Unit
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# =================== Modbus-Helfer ===================
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def to_i16(u16: int) -> int:
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return struct.unpack(">h", struct.pack(">H", u16))[0]
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def read_regs(client, addr, count):
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rr = client.read_holding_registers(address=addr, count=count, slave=UNIT_ID)
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if rr.isError():
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return None
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return rr.registers
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def f32_from_two(u16_hi: int, u16_lo: int, msw_first: bool = True) -> float:
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if msw_first:
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b = struct.pack(">HH", u16_hi, u16_lo)
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else:
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b = struct.pack(">HH", u16_lo, u16_hi)
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return struct.unpack(">f", b)[0]
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def read_meter_power(client):
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base = METER_START
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p = read_regs(client, base + 16, 1) # M_AC_Power
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pa = read_regs(client, base + 17, 1) # Phase A
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pb = read_regs(client, base + 18, 1) # Phase B
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pc = read_regs(client, base + 19, 1) # Phase C
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sf = read_regs(client, base + 20, 1) # Scale Factor
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if not p or not sf:
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return None
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sff = to_i16(sf[0])
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return {
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"total": to_i16(p[0]) * (10 ** sff),
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"A": to_i16(pa[0]) * (10 ** sff) if pa else None,
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"B": to_i16(pb[0]) * (10 ** sff) if pb else None,
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"C": to_i16(pc[0]) * (10 ** sff) if pc else None,
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"sf": sff
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}
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def word_count_for_type(rtype: str) -> int:
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rt = (rtype or "").strip().lower()
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if "uint32" in rt or "real" in rt or "float" in rt or "string(32)" in rt:
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return 2
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return 1 # default: 16-bit
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def fmt_w(v):
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if v is None: return "-"
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neg = v < 0
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v = abs(v)
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return f"{'-' if neg else ''}{v/1000:.2f} kW" if v >= 1000 else f"{'-' if neg else ''}{v:.0f} W"
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class ModbusReader:
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def __init__(self, ip: str, port: int, unit: int):
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self.client = ModbusTcpClient(ip, port=port, timeout=3.0, retries=3)
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if not self.client.connect():
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print("❌ Verbindung zu Wechselrichter fehlgeschlagen.")
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raise SystemExit(1)
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self.unit = unit
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print("✅ Verbindung zu Wechselrichter hergestellt.")
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def close(self):
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try:
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self.client.close()
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except Exception:
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pass
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def _try_read(self, fn_name: str, address: int, count: int) -> Optional[List[int]]:
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fn = getattr(self.client, fn_name)
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for kwargs in (dict(address=address, count=count, slave=self.unit),
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dict(address=address, count=count)):
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try:
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res = fn(**kwargs)
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if res is None or (hasattr(res, "isError") and res.isError()):
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continue
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return getattr(res, "registers", None)
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except TypeError:
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continue
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return None
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def read_any(self, address: int, count: int) -> Optional[List[int]]:
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regs = self._try_read("read_holding_registers", address, count)
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if regs is None:
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regs = self._try_read("read_input_registers", address, count)
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return regs
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# =================== Hauptlogik ===================
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def load_register_map(excel_path: str) -> Dict[int, Dict[str, Any]]:
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xls = pd.ExcelFile(excel_path)
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df = xls.parse()
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df = df[EXCEL_COLS].dropna()
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df["MB Adresse"] = df["MB Adresse"].astype(int)
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regmap: Dict[int, Dict[str, Any]] = {}
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for _, row in df.iterrows():
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addr_excel = int(row["MB Adresse"])
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if addr_excel < MIN_ADDR: # nur ab 40121
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continue
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desc = str(row["Beschreibung"]).strip()
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rtype = str(row["Variabel Typ"]).strip()
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regmap[addr_excel] = {"desc": desc, "type": rtype}
|
||||
print(f"ℹ️ {len(regmap)} Register aus Excel geladen (>= {MIN_ADDR}).")
|
||||
return regmap
|
||||
|
||||
def read_value(reader: ModbusReader, start_addr: int, rtype: str) -> Optional[float]:
|
||||
words = word_count_for_type(rtype)
|
||||
if words == 2:
|
||||
regs = reader.read_any(start_addr, 2)
|
||||
if not regs or len(regs) < 2:
|
||||
return None
|
||||
return f32_from_two(regs[0], regs[1])
|
||||
else:
|
||||
regs = reader.read_any(start_addr, 1)
|
||||
if not regs:
|
||||
return None
|
||||
return float(to_i16(regs[0]))
|
||||
|
||||
def main():
|
||||
client = ModbusTcpClient(MODBUS_IP, port=MODBUS_PORT)
|
||||
if not client.connect():
|
||||
print("❌ Verbindung fehlgeschlagen."); sys.exit(1)
|
||||
regs = load_register_map(EXCEL_PATH)
|
||||
reader = ModbusReader(IP, PORT, UNIT)
|
||||
|
||||
try:
|
||||
m = read_meter_power(client)
|
||||
if m:
|
||||
print(f"Meter-Leistung: {fmt_w(m['total'])} "
|
||||
f"(A {fmt_w(m['A'])}, B {fmt_w(m['B'])}, C {fmt_w(m['C'])}) [SF={m['sf']}]")
|
||||
else:
|
||||
print("Meter-Leistung konnte nicht gelesen werden.")
|
||||
print(f"\n📋 Einmalige Auslesung ab {MIN_ADDR} (+{ADDRESS_SHIFT} Adressversatz) – {time.strftime('%Y-%m-%d %H:%M:%S')}\n")
|
||||
|
||||
for addr_excel, meta in sorted(regs.items()):
|
||||
shifted_addr = addr_excel + ADDRESS_SHIFT
|
||||
val = read_value(reader, shifted_addr, meta["type"])
|
||||
if val is None:
|
||||
continue
|
||||
print(f"{addr_excel:5d}+{ADDRESS_SHIFT:2d} → {shifted_addr:5d} | "
|
||||
f"{meta['desc']:<40} | Wert: {val}")
|
||||
|
||||
finally:
|
||||
client.close()
|
||||
reader.close()
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
|
||||
Reference in New Issue
Block a user