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0
hoymiles-wifi/__init__.py
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0
hoymiles-wifi/__init__.py
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22
hoymiles-wifi/__main__.py
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hoymiles-wifi/__main__.py
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from inverter import Inverter
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import time
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def main():
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# Replace 'your_inverter_ip' with the actual IP address or hostname of your inverter
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inverter = Inverter('192.168.1.190')
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try:
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while True:
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response = inverter.update_state()
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if response:
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print(f"Inverter State: {response}")
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else:
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print("Unable to retrieve inverter state")
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# Sleep for a while before the next update
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time.sleep(60)
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except KeyboardInterrupt:
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print("Exiting.")
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if __name__ == "__main__":
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main()
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72
hoymiles-wifi/inverter.py
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72
hoymiles-wifi/inverter.py
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import socket
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import struct
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from protos.RealData_pb2 import RealDataResDTO, HMSStateResponse
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import crcmod
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import logging
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from datetime import datetime
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import time
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logging.basicConfig(level=logging.INFO)
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INVERTER_PORT = 10081
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class NetworkState:
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Unknown = 0
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Online = 1
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Offline = 2
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class Inverter:
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def __init__(self, host):
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self.host = host
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self.state = NetworkState.Unknown
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self.sequence = 0
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def set_state(self, new_state):
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if self.state != new_state:
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self.state = new_state
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logging.info(f"Inverter is {new_state}")
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def update_state(self):
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self.sequence = (self.sequence + 1) & 0xFFFF
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request = RealDataResDTO()
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# date = datetime.now()
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# time_string = date.strftime("%Y-%m-%d %H:%M:%S")
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# request.ymd_hms = time_string
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# request.cp = 23 + self.sequence
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# request.offset = 0
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# request.time = int(time.time())
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header = b"\x48\x4d\xa3\x03"
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request_as_bytes = request.SerializeToString()
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crc16_func = crcmod.predefined.Crc('modbus')
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crc16_func.update(request_as_bytes)
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crc16 = crc16_func.crcValue & 0xFFFF
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len_bytes = struct.pack('>H', len(request_as_bytes) + 10)
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message = header + struct.pack('>HHH', self.sequence, crc16, len(request_as_bytes)) + request_as_bytes
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ip = socket.gethostbyname(self.host)
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address = (ip, INVERTER_PORT)
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try:
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with socket.create_connection(address, timeout=0.5) as stream:
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stream.sendall(message)
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buf = stream.recv(1024)
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except socket.error as e:
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logging.debug(str(e))
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self.set_state(NetworkState.Offline)
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return None
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read_length = struct.unpack('>H', buf[6:8])[0]
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parsed = HMSStateResponse.FromString(buf[10:10 + read_length])
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if parsed is None:
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logging.debug("Error parsing response")
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self.set_state(NetworkState.Offline)
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return None
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self.set_state(NetworkState.Online)
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return parsed
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46
hoymiles-wifi/protos/RealData.proto
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46
hoymiles-wifi/protos/RealData.proto
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syntax = "proto3";
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message RealDataResDTO {
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string ymd_hms = 1;
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int32 cp = 2;
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int32 err_code = 3;
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int32 offset = 4;
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int32 time = 5;
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}
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message InverterState {
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int64 inv_id = 1;
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int32 port_id = 2;
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int32 grid_voltage = 3; // [V], factor 0.1
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int32 grid_freq = 4; // [Hz], factor 0.1
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int32 pv_current_power = 5; // [W], factor 0.1
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int32 unknown1 = 7;
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int32 unknown2 = 8; // power limit? [%], factor 0.1
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int32 temperature = 9; // [C], factor 0.1
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int32 unknown3 = 10;
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int32 unknown4 = 12;
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int32 bit_field = 20; // a guess
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}
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message PortState {
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int64 pv_sn = 1; // serial number
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int32 pv_port = 2; // id of the port
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int32 pv_vol = 3; // [V], factor 0.1
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int32 pv_cur = 4; // [A], factor 0.1
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int32 pv_power = 5; // [W], factor 0.1
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int32 pv_energy_total = 6; // [Wh]
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int32 pv_daily_yield = 7; // [Wh]
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int32 bitfield = 8; // bitfield is a guess
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}
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message HMSStateResponse {
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bytes dtu_sn = 1; // serial
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int32 time = 2; // epoch
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int32 device_nub = 3;
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int32 pv_nub = 4; // repeats cp field from request
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int32 package_nub = 5;
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repeated InverterState inverter_state = 9;
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repeated PortState port_state = 11;
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int32 pv_current_power = 12; // [W], factor 0.1
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int32 pv_daily_yield = 13; // [Wh]
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}
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32
hoymiles-wifi/protos/RealData_pb2.py
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32
hoymiles-wifi/protos/RealData_pb2.py
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# -*- coding: utf-8 -*-
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# Generated by the protocol buffer compiler. DO NOT EDIT!
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# source: RealData.proto
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# Protobuf Python Version: 4.25.0
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"""Generated protocol buffer code."""
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from google.protobuf import descriptor as _descriptor
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from google.protobuf import descriptor_pool as _descriptor_pool
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from google.protobuf import symbol_database as _symbol_database
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from google.protobuf.internal import builder as _builder
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# @@protoc_insertion_point(imports)
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_sym_db = _symbol_database.Default()
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DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0eRealData.proto\"]\n\x0eRealDataResDTO\x12\x0f\n\x07ymd_hms\x18\x01 \x01(\t\x12\n\n\x02\x63p\x18\x02 \x01(\x05\x12\x10\n\x08\x65rr_code\x18\x03 \x01(\x05\x12\x0e\n\x06offset\x18\x04 \x01(\x05\x12\x0c\n\x04time\x18\x05 \x01(\x05\"\xe3\x01\n\rInverterState\x12\x0e\n\x06inv_id\x18\x01 \x01(\x03\x12\x0f\n\x07port_id\x18\x02 \x01(\x05\x12\x14\n\x0cgrid_voltage\x18\x03 \x01(\x05\x12\x11\n\tgrid_freq\x18\x04 \x01(\x05\x12\x18\n\x10pv_current_power\x18\x05 \x01(\x05\x12\x10\n\x08unknown1\x18\x07 \x01(\x05\x12\x10\n\x08unknown2\x18\x08 \x01(\x05\x12\x13\n\x0btemperature\x18\t \x01(\x05\x12\x10\n\x08unknown3\x18\n \x01(\x05\x12\x10\n\x08unknown4\x18\x0c \x01(\x05\x12\x11\n\tbit_field\x18\x14 \x01(\x05\"\xa0\x01\n\tPortState\x12\r\n\x05pv_sn\x18\x01 \x01(\x03\x12\x0f\n\x07pv_port\x18\x02 \x01(\x05\x12\x0e\n\x06pv_vol\x18\x03 \x01(\x05\x12\x0e\n\x06pv_cur\x18\x04 \x01(\x05\x12\x10\n\x08pv_power\x18\x05 \x01(\x05\x12\x17\n\x0fpv_energy_total\x18\x06 \x01(\x05\x12\x16\n\x0epv_daily_yield\x18\x07 \x01(\x05\x12\x10\n\x08\x62itfield\x18\x08 \x01(\x05\"\xe3\x01\n\x10HMSStateResponse\x12\x0e\n\x06\x64tu_sn\x18\x01 \x01(\x0c\x12\x0c\n\x04time\x18\x02 \x01(\x05\x12\x12\n\ndevice_nub\x18\x03 \x01(\x05\x12\x0e\n\x06pv_nub\x18\x04 \x01(\x05\x12\x13\n\x0bpackage_nub\x18\x05 \x01(\x05\x12&\n\x0einverter_state\x18\t \x03(\x0b\x32\x0e.InverterState\x12\x1e\n\nport_state\x18\x0b \x03(\x0b\x32\n.PortState\x12\x18\n\x10pv_current_power\x18\x0c \x01(\x05\x12\x16\n\x0epv_daily_yield\x18\r \x01(\x05\x62\x06proto3')
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_globals = globals()
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_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
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_builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'RealData_pb2', _globals)
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if _descriptor._USE_C_DESCRIPTORS == False:
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DESCRIPTOR._options = None
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_globals['_REALDATARESDTO']._serialized_start=18
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_globals['_REALDATARESDTO']._serialized_end=111
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_globals['_INVERTERSTATE']._serialized_start=114
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_globals['_INVERTERSTATE']._serialized_end=341
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_globals['_PORTSTATE']._serialized_start=344
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_globals['_PORTSTATE']._serialized_end=504
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_globals['_HMSSTATERESPONSE']._serialized_start=507
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_globals['_HMSSTATERESPONSE']._serialized_end=734
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# @@protoc_insertion_point(module_scope)
|
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