fix requirements.txt

Unittest fix

.dockerignore

@@ -0,0 +1,3 @@
+*/__pycache__/
+*.pyc
+.DS_Store

.github/FUNDING.yml

@@ -0,0 +1 @@
+github: Patrick762

.github/ISSUE_TEMPLATE/bug_report.yaml

@@ -0,0 +1,61 @@
+name: Bug Report
+description: File a bug report
+title: "[Bug]: "
+labels: ["bug"]
+assignees:
+  - octocat
+body:
+  - type: textarea
+    id: what-happened
+    attributes:
+      label: What happened?
+      description: Also tell us, what did you expect to happen?
+      placeholder: Tell us what you see!
+      value: "An exception appeared"
+    validations:
+      required: true
+  - type: textarea
+    id: version
+    attributes:
+      label: What version of our software are you running?
+    validations:
+      required: true
+  - type: textarea
+    id: device
+    attributes:
+      label: What device are you seeing the problem on?
+    validations:
+      required: true
+  - type: dropdown
+    id: bluetooth
+    attributes:
+      label: What bluetooth connection are you using?
+      multiple: false
+      options:
+        - USB dongle
+        - ESPHome bluetooth proxy
+        - Internal bluetooth adapter
+    validations:
+      required: true
+  - type: dropdown
+    id: options-changed
+    attributes:
+      label: Have you changed the integration settings?
+      multiple: false
+      options:
+        - No
+        - Yes (Please write down the changed settings in the next step)
+    validations:
+      required: true
+  - type: textarea
+    id: options-details
+    attributes:
+      label: Integration settings (if you changed them)
+      description: Please use one line per option
+      render: text
+  - type: textarea
+    id: logs
+    attributes:
+      label: Relevant log output
+      description: Please copy and paste any relevant log output. This will be automatically formatted into code, so no need for backticks.
+      render: shell

.github/workflows/stale.yml

@@ -0,0 +1,22 @@
+name: Close inactive issues
+on:
+  schedule:
+    - cron: "30 1 * * *"
+
+jobs:
+  close-issues:
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+      pull-requests: write
+    steps:
+      - uses: actions/stale@v5
+        with:
+          days-before-issue-stale: 30
+          days-before-issue-close: 14
+          stale-issue-label: "stale"
+          stale-issue-message: "This issue is stale because it has been open for 30 days with no activity."
+          close-issue-message: "This issue was closed because it has been inactive for 14 days since being marked as stale."
+          days-before-pr-stale: -1
+          days-before-pr-close: -1
+          repo-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test.yaml

@@ -0,0 +1,22 @@
+name: Unittests
+on:
+  push:
+  pull_request:
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python
+      uses: actions/setup-python@v3
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+    - name: Run unittests
+      run: python3 -m unittest discover -s tests -p "*_test.py"

.gitignore

@@ -1,2 +1,3 @@
 */__pycache__/
 *.pyc
+.DS_Store

Dockerfile

@@ -0,0 +1,9 @@
+FROM python:3
+
+COPY requirements.txt .
+RUN pip install -r requirements.txt
+
+COPY tests ./tests
+COPY custom_components ./custom_components
+
+RUN python3 -m unittest discover -s tests -p "*_test.py"

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2024 Patrick762
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -1,29 +1,36 @@
 # hassio-bluetti-bt
-[![hacs_badge](https://img.shields.io/badge/HACS-Custom-41BDF5.svg)](https://github.com/hacs/integration)
+[![hacs_badge](https://img.shields.io/badge/HACS-Default-41BDF5.svg)](https://github.com/hacs/integration)
 [![Validate with hassfest](https://github.com/Patrick762/hassio-bluetti-bt/actions/workflows/hassfest_validation.yml/badge.svg)](https://github.com/Patrick762/hassio-bluetti-bt/actions/workflows/hassfest_validation.yml)
 [![HACS Action](https://github.com/Patrick762/hassio-bluetti-bt/actions/workflows/HACS.yml/badge.svg)](https://github.com/Patrick762/hassio-bluetti-bt/actions/workflows/HACS.yml)
 
-[![Add repo to HACS](https://my.home-assistant.io/badges/hacs_repository.svg)](https://my.home-assistant.io/redirect/hacs_repository/?repository=hassio-bluetti-bt&owner=Patrick762)
-
 Bluetti Integration for Home Assistant
 
-Based on [bluetti_mqtt](https://github.com/warhammerkid/bluetti_mqtt).
+## Disclaimer
+This integration is provided without any warranty or support by Bluetti (unfortunately). I do not take responsibility for any problems it may cause in all cases. Use it at your own risk.
+
+## Installation
+To install this integration, you first need [HACS](https://hacs.xyz/) installed.
+After the installation, you can use this button to install the integration:
+
+[![Open your Home Assistant instance and open a repository inside the Home Assistant Community Store.](https://my.home-assistant.io/badges/hacs_repository.svg)](https://my.home-assistant.io/redirect/hacs_repository/?owner=Patrick762&repository=hassio-bluetti-bt&category=integration)
 
 ### Supported devices:
-(based on [supported devices of bluetti_mqtt](https://github.com/warhammerkid/bluetti_mqtt/tree/main/bluetti_mqtt/core/devices))
 
 - AC60
+- AC70 (basic data)
+- AC70P (untested)
+- AC180 (basic data)
+- AC180P (tested)
+- AC200L (untested)
 - AC200M
 - AC300 (tested)
-- AC500
+- AC500 (tested)
 - EB3A
 - EP500
 - EP500P
 - EP600 (tested)
-
+- EP760 (basic data)
-### Available sensors:
+- EP800 (basic data)
-All sensors which are available in bluetti_mqtt (Based on [this file](https://github.com/warhammerkid/bluetti_mqtt/blob/main/bluetti_mqtt/mqtt_client.py))
-excluding battery pack fields.
 
 ### Available controls:
 If enabled in the Integration options (you need to reload the integration if you change this option):

custom_components/bluetti_bt/__init__.py

@@ -4,6 +4,7 @@ from __future__ import annotations
 
 import re
 import logging
+from typing import List
 
 from homeassistant.components import bluetooth
 from homeassistant.config_entries import ConfigEntry
@@ -12,19 +13,37 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity import DeviceInfo
 from homeassistant.exceptions import ConfigEntryNotReady
 
-from .const import DATA_COORDINATOR, DOMAIN, MANUFACTURER, CONF_USE_CONTROLS, DATA_POLLING_RUNNING
+from .const import (
+    CONF_ENCRYPTION,
+    CONF_MAX_RETRIES,
+    CONF_PERSISTENT_CONN,
+    CONF_POLLING_INTERVAL,
+    CONF_POLLING_TIMEOUT,
+    CONF_USE_CONTROLS,
+    DATA_COORDINATOR,
+    DATA_POLLING_RUNNING,
+    DOMAIN,
+    MANUFACTURER,
+)
 from .coordinator import PollingCoordinator
 
-PLATFORMS: [Platform] = [Platform.BINARY_SENSOR, Platform.SENSOR]
+PLATFORMS: List[Platform] = [Platform.BINARY_SENSOR, Platform.SENSOR]
 _LOGGER = logging.getLogger(__name__)
 
 
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     """Set up Bluetti Powerstation from a config entry."""
 
+    _LOGGER.debug("Init Bluetti BT Integration for device %s", entry.data.get(CONF_NAME))
+
     address = entry.data.get(CONF_ADDRESS)
     device_name = entry.data.get(CONF_NAME)
     use_controls = entry.data.get(CONF_USE_CONTROLS)
+    polling_interval = entry.data.get(CONF_POLLING_INTERVAL, 60)
+    persistent_conn = entry.data.get(CONF_PERSISTENT_CONN, False)
+    polling_timeout = entry.data.get(CONF_POLLING_TIMEOUT, 120)
+    max_retries = entry.data.get(CONF_MAX_RETRIES, 5)
+    use_encryption = entry.data.get(CONF_ENCRYPTION, False)
 
     if address is None:
         return False
@@ -38,10 +57,12 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     hass.data[DOMAIN][entry.entry_id].setdefault(DATA_POLLING_RUNNING, False)
 
     # Create coordinator for polling
-    coordinator = PollingCoordinator(hass, address, device_name)
+    _LOGGER.debug("Creating coordinator")
+    coordinator = PollingCoordinator(hass, address, device_name, polling_interval, persistent_conn, polling_timeout, max_retries, use_encryption)
     await coordinator.async_config_entry_first_refresh()
     hass.data[DOMAIN][entry.entry_id].setdefault(DATA_COORDINATOR, coordinator)
 
+    _LOGGER.debug("Creating entities")
     platforms: list = PLATFORMS
     if use_controls is True:
         _LOGGER.warning("You are using controls with this integration at your own risk!")
@@ -50,6 +71,8 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     # Setup platforms
     await hass.config_entries.async_forward_entry_setups(entry, platforms)
 
+    _LOGGER.debug("Setup done")
+
     return True
 
 
@@ -69,23 +92,3 @@ def get_unique_id(name: str, sensor_type: str | None = None):
     if sensor_type is not None:
         return f"{sensor_type}.{res}"
     return res
-
-
-def get_type_by_bt_name(bt_name: str):
-    """Get the device type."""
-    dev_type = "Unknown"
-    if bt_name.startswith("AC200M"):
-        dev_type = "AC200M"
-    elif bt_name.startswith("AC300"):
-        dev_type = "AC300"
-    elif bt_name.startswith("AC500"):
-        dev_type = "AC500"
-    elif bt_name.startswith("AC60"):
-        dev_type = "AC60"
-    elif bt_name.startswith("EB3A"):
-        dev_type = "EB3A"
-    elif bt_name.startswith("EP500"):
-        dev_type = "EP500"
-    elif bt_name.startswith("EP600"):
-        dev_type = "EP600"
-    return dev_type

custom_components/bluetti_bt/binary_sensor.py

@@ -18,16 +18,13 @@ from homeassistant.helpers.update_coordinator import (
     CoordinatorEntity,
 )
 
-from bluetti_mqtt.bluetooth import build_device
+from .bluetti_bt_lib.field_attributes import FIELD_ATTRIBUTES, FieldType
-from bluetti_mqtt.mqtt_client import (
+from .bluetti_bt_lib.utils.device_builder import build_device
-    NORMAL_DEVICE_FIELDS,
-    DC_INPUT_FIELDS,
-    MqttFieldType,
-)
 
 from . import device_info as dev_info, get_unique_id
-from .const import DATA_COORDINATOR, DOMAIN, ADDITIONAL_DEVICE_FIELDS
+from .const import DATA_COORDINATOR, DOMAIN, CONF_USE_CONTROLS
-from .coordinator import PollingCoordinator, DummyDevice
+from .coordinator import PollingCoordinator
+from .utils import unique_id_loggable
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -35,31 +32,28 @@ _LOGGER = logging.getLogger(__name__)
 async def async_setup_entry(
     hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
 ) -> None:
-    """Setup sensor entities."""
+    """Setup binary_sensor entities."""
 
     device_name = entry.data.get(CONF_NAME)
     address = entry.data.get(CONF_ADDRESS)
+    use_controls = entry.data.get(CONF_USE_CONTROLS, False)
     if address is None:
         _LOGGER.error("Device has no address")
 
     # Generate device info
-    _LOGGER.info("Creating sensors for device with address %s", address)
+    _LOGGER.info("Creating binary_sensors for device with address %s", address)
     device_info = dev_info(entry)
 
     # Add sensors according to device_info
     bluetti_device = build_device(address, device_name)
-    bluetti_device = DummyDevice(bluetti_device)
 
     sensors_to_add = []
-    all_fields = NORMAL_DEVICE_FIELDS
+    all_fields = FIELD_ATTRIBUTES
-    all_fields.update(DC_INPUT_FIELDS)
-    all_fields.update(ADDITIONAL_DEVICE_FIELDS)
     for field_key, field_config in all_fields.items():
         if bluetti_device.has_field(field_key):
-            if field_config.type == MqttFieldType.BOOL:
+            if field_config.type == FieldType.BOOL:
-                category = None
                 if field_config.setter is True:
-                    category = EntityCategory.DIAGNOSTIC
+                    continue
 
                 sensors_to_add.append(
                     BluettiBinarySensor(
@@ -67,8 +61,7 @@ async def async_setup_entry(
                         device_info,
                         address,
                         field_key,
-                        field_config.home_assistant_extra.get(CONF_NAME, ""),
+                        field_config.name,
-                        category=category,
                     )
                 )
 
@@ -85,46 +78,83 @@ class BluettiBinarySensor(CoordinatorEntity, BinarySensorEntity):
         address,
         response_key: str,
         name: str,
-        category: EntityCategory | None = None,
     ):
         """Init battery entity."""
         super().__init__(coordinator)
 
+        self._attr_has_entity_name = True
         e_name = f"{device_info.get('name')} {name}"
         self._address = address
         self._response_key = response_key
+        self._unavailable_counter = 5
 
         self._attr_device_info = device_info
-        self._attr_name = e_name
+        self._attr_name = name
         self._attr_available = False
         self._attr_unique_id = get_unique_id(e_name)
-        self._attr_entity_category = category
+
+    @property
+    def available(self) -> bool:
+        """Return if entity is available."""
+        return self._attr_available
+    
+    def _set_available(self):
+        """Set sensor as available."""
+        self._attr_available = True
+        self._unavailable_counter = 0
+        self._attr_extra_state_attributes = {}
+        self.async_write_ha_state()
+
+    def _set_unavailable(self, cause: str = "Unknown"):
+        """Set sensor as unavailable."""
+        self._unavailable_counter += 1
+
+        self._attr_extra_state_attributes = {
+            "unavailable_counter": self._unavailable_counter,
+            "unavailable_cause": cause,
+        }
+
+        if self._unavailable_counter >= 5:
+            self._attr_available = False
+
+        self.async_write_ha_state()
 
     @callback
     def _handle_coordinator_update(self) -> None:
         """Handle updated data from the coordinator."""
-        _LOGGER.debug("Updating state of %s", self._attr_unique_id)
+
-        if not isinstance(self.coordinator.data, dict):
+        if self.coordinator.reader.persistent_conn and not self.coordinator.reader.client.is_connected:
-            _LOGGER.error(
+            return
-                "Invalid data from coordinator (sensor.%s)", self._attr_unique_id
+        
+        if self.coordinator.data is None:
+            _LOGGER.debug(
+                "Data from coordinator is None",
             )
-            self._attr_available = False
+            self._set_unavailable("Data is None")
+            return
+
+        _LOGGER.debug("Updating state of %s", unique_id_loggable(self._attr_unique_id))
+        if not isinstance(self.coordinator.data, dict):
+            _LOGGER.debug(
+                "Invalid data from coordinator (binary_sensor.%s)", unique_id_loggable(self._attr_unique_id)
+            )
+            self._set_unavailable("Invalid data")
             return
 
         response_data = self.coordinator.data.get(self._response_key)
         if response_data is None:
-            self._attr_available = False
+            self._set_unavailable("No data")
             return
 
         if not isinstance(response_data, bool):
             _LOGGER.warning(
-                "Invalid response data type from coordinator (sensor.%s): %s",
+                "Invalid response data type from coordinator (binary_sensor.%s): %s",
-                self._attr_unique_id,
+                unique_id_loggable(self._attr_unique_id),
                 response_data,
             )
-            self._attr_available = False
+            self._set_unavailable("Invalid data type")
             return
 
-        self._attr_available = True
+        self._set_available()
         self._attr_is_on = self.coordinator.data[self._response_key] is True
         self.async_write_ha_state()

custom_components/bluetti_bt/bluetti_bt_lib/__init__.py

@@ -0,0 +1,3 @@
+from .const import *
+from .exceptions import *
+from .utils.commands import ReadHoldingRegisters

custom_components/bluetti_bt/bluetti_bt_lib/base_devices/BluettiDevice.py

@@ -0,0 +1,70 @@
+"""Bluetti device."""
+
+# Reduced copy of https://github.com/warhammerkid/bluetti_mqtt/blob/main/bluetti_mqtt/core/devices/bluetti_device.py
+
+from typing import Any, List
+
+from ..utils.commands import ReadHoldingRegisters, WriteSingleRegister
+from ..utils.struct import BoolField, DeviceStruct, EnumField
+
+
+class BluettiDevice:
+    struct: DeviceStruct
+
+    def __init__(self, address: str, type: str, sn: str):
+        self.address = address
+        self.type = type
+        self.sn = sn
+
+    def parse(self, address: int, data: bytes) -> dict:
+        return self.struct.parse(address, data)
+
+    @property
+    def pack_num_max(self):
+        """
+        A given device has a maximum number of battery packs, including the
+        internal battery if it has one. We can provide this information statically
+        so it's not necessary to poll the device.
+        """
+        return 1
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        """A given device has an optimal set of commands for polling"""
+        raise NotImplementedError
+
+    @property
+    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
+        """A given device may have a set of commands for polling pack data"""
+        return []
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        """The address ranges that are writable"""
+        return []
+    
+    @property
+    def pack_num_field(self) -> List[ReadHoldingRegisters]:
+        """The address 'range' of the pack num result. Matches pack_num_result"""
+        return []
+
+    def has_field(self, field: str):
+        return any(f.name == field for f in self.struct.fields)
+
+    def has_field_setter(self, field: str):
+        matches = [f for f in self.struct.fields if f.name == field]
+        return any(any(f.address in r for r in self.writable_ranges) for f in matches)
+
+    def build_setter_command(self, field: str, value: Any):
+        matches = [f for f in self.struct.fields if f.name == field]
+        device_field = next(
+            f for f in matches if any(f.address in r for r in self.writable_ranges)
+        )
+
+        # Convert value to an integer
+        if isinstance(device_field, EnumField):
+            value = device_field.enum[value].value
+        elif isinstance(device_field, BoolField):
+            value = 1 if value else 0
+
+        return WriteSingleRegister(device_field.address, value)

custom_components/bluetti_bt/bluetti_bt_lib/base_devices/ProtocolV1Device.py

@@ -0,0 +1,66 @@
+"""Base device definition for V1 Protocol devices."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..utils.struct import DeviceStruct
+from .BluettiDevice import BluettiDevice
+
+
+class ProtocolV1Device(BluettiDevice):
+    def __init__(self, address: str, type: str, sn: str):
+        self.struct = DeviceStruct()
+
+        # Device info
+        self.struct.add_string_field("device_type", 10, 6)
+        self.struct.add_sn_field("serial_number", 17)
+        self.struct.add_version_field('arm_version', 23)
+        self.struct.add_version_field('dsp_version', 25)
+
+        # Power IO
+        self.struct.add_uint_field("dc_input_power", 36)
+        self.struct.add_uint_field("ac_input_power", 37)
+        self.struct.add_uint_field("ac_output_power", 38)
+        self.struct.add_uint_field("dc_output_power", 39)
+
+        # Power IO statistics
+        self.struct.add_decimal_field(
+            "power_generation", 41, 1
+        )  # Total power generated since last reset (kwh)
+
+        # Battery
+        self.struct.add_uint_field("total_battery_percent", 43)
+
+        # Output state
+        self.struct.add_bool_field("ac_output_on", 48)
+        self.struct.add_bool_field("dc_output_on", 49)
+
+        # Pack selector
+        self.struct.add_uint_field("pack_num", 3006)  # internal
+
+        # Output controls
+        self.struct.add_bool_field("ac_output_on_switch", 3007)
+        self.struct.add_bool_field("dc_output_on_switch", 3008)
+
+        super().__init__(address, type, sn)
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(10, 10),
+            ReadHoldingRegisters(36, 4),
+            ReadHoldingRegisters(41, 1),
+            ReadHoldingRegisters(43, 1),
+            ReadHoldingRegisters(48, 2),
+            ReadHoldingRegisters(3007, 2),
+        ]
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return [range(3006, 3009)]
+    
+    @property
+    def pack_num_field(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(96, 1),
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/base_devices/ProtocolV2Device.py

@@ -0,0 +1,69 @@
+"""Base device definition for V2 Protocol devices."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..utils.struct import DeviceStruct
+from .BluettiDevice import BluettiDevice
+
+
+class ProtocolV2Device(BluettiDevice):
+    def __init__(self, address: str, type: str, sn: str):
+        self.struct = DeviceStruct()
+
+        # Device info
+        self.struct.add_swap_string_field("device_type", 110, 6)
+        self.struct.add_sn_field("serial_number", 116)
+
+        # Power IO
+        # self.struct.add_uint_field('dc_input_power', ?)
+        # self.struct.add_uint_field('ac_input_power', ?)
+        # self.struct.add_uint_field('ac_output_power', ?)
+        # self.struct.add_uint_field('dc_output_power', ?)
+
+        # Power IO statistics
+        self.struct.add_decimal_field(
+            "power_generation", 154, 1
+        )  # Total power generated since last reset (kwh)
+
+        # Battery
+        self.struct.add_uint_field("total_battery_percent", 102)
+
+        # Battery packs
+        # self.struct.add_uint_field('pack_num_max', ?) # internal
+        # self.struct.add_decimal_field('total_battery_voltage', ?, 1)
+        # self.struct.add_uint_field('pack_num', ?) # internal
+        # self.struct.add_decimal_field('pack_voltage', ?, 2)  # Full pack voltage
+        # self.struct.add_uint_field('pack_battery_percent', ?)
+
+        # Output state
+        # self.struct.add_bool_field('ac_output_on', ?)
+        # self.struct.add_bool_field('dc_output_on', ?)
+
+        # Pack selector
+        # self.struct.add_uint_field('pack_num', ?) # internal
+
+        # Output controls
+        # self.struct.add_bool_field('ac_output_on_switch', ?)
+        # self.struct.add_bool_field('dc_output_on_switch', ?)
+
+        # Add battery fields here?
+
+        super().__init__(address, type, sn)
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(110, 6),
+            ReadHoldingRegisters(116, 4),
+            ReadHoldingRegisters(154, 1),
+            ReadHoldingRegisters(102, 1),
+        ]
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return []
+
+    @property
+    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
+        return []

custom_components/bluetti_bt/bluetti_bt_lib/bluetooth/device_reader.py

@@ -0,0 +1,289 @@
+"""Device reader."""
+
+import asyncio
+import logging
+from typing import Any, Callable, List, cast
+import async_timeout
+from bleak import BleakClient, BleakError
+
+from custom_components.bluetti_bt.bluetti_bt_lib.bluetooth.encryption import BluettiEncryption, Message, MessageType
+
+from ..base_devices.BluettiDevice import BluettiDevice
+from ..const import NOTIFY_UUID, RESPONSE_TIMEOUT, WRITE_UUID
+from ..exceptions import BadConnectionError, ModbusError, ParseError
+from ..utils.commands import ReadHoldingRegisters
+
+_LOGGER = logging.getLogger(__name__)
+
+
+class DeviceReader:
+    def __init__(
+        self,
+        bleak_client: BleakClient,
+        bluetti_device: BluettiDevice,
+        future_builder_method: Callable[[], asyncio.Future[Any]],
+        persistent_conn: bool = False,
+        polling_timeout: int = 45,
+        max_retries: int = 5,
+        encrypted: bool = False,
+    ) -> None:
+        self.client = bleak_client
+        self.bluetti_device = bluetti_device
+        self.create_future = future_builder_method
+        self.persistent_conn = persistent_conn
+        self.polling_timeout = polling_timeout
+        self.max_retries = max_retries
+        self.encrypted = encrypted
+
+        self.has_notifier = False
+        self.notify_future: asyncio.Future[Any] | None = None
+        self.current_command = None
+        self.notify_response = bytearray()
+
+        # polling mutex to guard against switches
+        self.polling_lock = asyncio.Lock()
+
+        self.encryption = BluettiEncryption()
+
+    async def read_data(
+        self, filter_registers: List[ReadHoldingRegisters] | None = None
+    ) -> dict | None:
+        _LOGGER.info("Reading data")
+
+        if self.bluetti_device is None:
+            _LOGGER.error("Device is None")
+            return None
+
+        polling_commands = self.bluetti_device.polling_commands
+        pack_commands = self.bluetti_device.pack_polling_commands
+        if filter_registers is not None:
+            polling_commands = filter_registers
+            pack_commands = []
+        _LOGGER.info("Polling commands: " + ",".join([f"{c.starting_address}-{c.starting_address + c.quantity - 1}" for c in polling_commands]))
+        _LOGGER.info("Pack comands: " + ",".join([f"{c.starting_address}-{c.starting_address + c.quantity - 1}" for c in pack_commands]))
+
+        parsed_data: dict = {}
+
+        async with self.polling_lock:
+            try:
+                async with async_timeout.timeout(self.polling_timeout):
+                    # Reconnect if not connected
+                    for attempt in range(1, self.max_retries + 1):
+                        try:
+                            if not self.client.is_connected:
+                                await self.client.connect()
+                            break
+                        except Exception as e:
+                            if attempt == self.max_retries:
+                                raise e # pass exception on max_retries attempt
+                            else:
+                                _LOGGER.warning(
+                                    f"Connect unsucessful (attempt {attempt}): {e}. Retrying..."
+                                )
+                                await asyncio.sleep(2)
+
+                    # Attach notifier if needed
+                    if not self.has_notifier:
+                        await self.client.start_notify(
+                            NOTIFY_UUID, self._notification_handler
+                        )
+                        self.has_notifier = True
+
+                    while self.encrypted and not self.encryption.is_ready_for_commands:
+                        await asyncio.sleep(5)
+                        _LOGGER.debug("Encryption handshake not finished yet")
+
+                    # Execute polling commands
+                    for command in polling_commands:
+                        try:
+                            body = command.parse_response(
+                                await self._async_send_command(command)
+                            )
+                            _LOGGER.debug("Raw data: %s", body)
+                            parsed = self.bluetti_device.parse(
+                                command.starting_address, body
+                            )
+                            _LOGGER.debug("Parsed data: %s", parsed)
+                            parsed_data.update(parsed)
+                        except ParseError:
+                            _LOGGER.warning("Got a parse exception")
+
+                    # Execute pack polling commands
+                    if len(pack_commands) > 0 and len(self.bluetti_device.pack_num_field) == 1:
+                        _LOGGER.debug("Polling battery packs")
+                        for pack in range(1, self.bluetti_device.pack_num_max + 1):
+                            _LOGGER.debug("Setting pack_num to %i", pack)
+
+                            # Set current pack number
+                            command = self.bluetti_device.build_setter_command(
+                                "pack_num", pack
+                            )
+                            body = command.parse_response(
+                                await self._async_send_command(command)
+                            )
+                            _LOGGER.debug("Raw data set: %s", body)
+
+                            # Check set pack_num
+                            set_pack = int.from_bytes(body, byteorder='big')
+                            if set_pack is not pack:
+                                _LOGGER.warning("Pack polling failed (pack_num %i doesn't match expected %i)", set_pack, pack)
+                                continue
+
+                            if self.bluetti_device.pack_num_max > 1:
+                                # We need to wait after switching packs 
+                                # for the data to be available
+                                await asyncio.sleep(5)
+                            
+                            for command in pack_commands:
+                                # Request & parse result for each pack
+                                try:
+                                    body = command.parse_response(
+                                        await self._async_send_command(command)
+                                    )
+                                    parsed = self.bluetti_device.parse(
+                                        command.starting_address, body
+                                    )
+                                    _LOGGER.debug("Parsed data: %s", parsed)
+
+                                    for key, value in parsed.items():
+                                        # Ignore likely unavailable pack data
+                                        if value != 0:
+                                            parsed_data.update({key + str(pack): value})
+
+                                except ParseError:
+                                    _LOGGER.warning("Got a parse exception...")
+
+            except TimeoutError as err:
+                _LOGGER.error(f"Polling timed out ({self.polling_timeout}s). Trying again later", exc_info=err)
+                return None
+            except BleakError as err:
+                _LOGGER.error("Bleak error: %s", err)
+                return None
+            finally:
+                # Disconnect if connection not persistant
+                if not self.persistent_conn:
+                    if self.has_notifier:
+                        try:
+                            await self.client.stop_notify(NOTIFY_UUID)
+                        except:
+                            # Ignore errors here
+                            pass
+                        self.has_notifier = False
+                    await self.client.disconnect()
+
+            # Check if dict is empty
+            if not parsed_data:
+                return None
+
+            # Reset Encryption keys
+            self.encryption.reset()
+
+            return parsed_data
+
+    async def _async_send_command(self, command: ReadHoldingRegisters) -> bytes:
+        """Send command and return response"""
+        try:
+            # Prepare to make request
+            self.current_command = command
+            self.notify_future = self.create_future()
+            self.notify_response = bytearray()
+
+            # Make request
+            _LOGGER.debug("Requesting %s", command)
+
+            command_bytes = bytes(command)
+
+            # Encrypt command
+            if self.encrypted is True:
+                if not self.encryption.is_ready_for_commands:
+                    return bytes()
+                command_bytes = self.encryption.aes_encrypt(command_bytes, self.encryption.secure_aes_key, None)
+
+            await self.client.write_gatt_char(WRITE_UUID, command_bytes)
+
+            # Wait for response
+            res = await asyncio.wait_for(self.notify_future, timeout=RESPONSE_TIMEOUT)
+
+            # Process data
+            _LOGGER.debug("Got %s bytes", len(res))
+            return cast(bytes, res)
+
+        except TimeoutError:
+            _LOGGER.debug("Polling single command timed out")
+        except ModbusError as err:
+            _LOGGER.debug(
+                "Got an invalid request error for %s: %s",
+                command,
+                err,
+            )
+        except (BadConnectionError, BleakError) as err:
+            # Ignore other errors
+            pass
+
+        # caught an exception, return empty bytes object
+        return bytes()
+
+    async def _notification_handler(self, _sender: int, data: bytearray):
+        """Handle bt data."""
+
+        # Handle encrypted data
+        if self.encrypted is True:
+            message = Message(data)
+
+            # Handle key exchange
+            if message.is_pre_key_exchange:
+                message.verify_checksum()
+
+                if message.type == MessageType.CHALLENGE:
+                    challenge_response = self.encryption.msg_challenge(message)
+                    await self.client.write_gatt_char(WRITE_UUID, challenge_response)
+                    return
+
+                if message.type == MessageType.CHALLENGE_ACCEPTED:
+                    _LOGGER.debug("Challenge accepted")
+                    return
+
+            if self.encryption.unsecure_aes_key is None:
+                _LOGGER.error("Received encrypted message before key initialization")
+
+            key, iv = self.encryption.getKeyIv()
+            decrypted = Message(self.encryption.aes_decrypt(message.buffer, key, iv))
+
+            if decrypted.is_pre_key_exchange:
+                decrypted.verify_checksum()
+
+                if decrypted.type == MessageType.PEER_PUBKEY:
+                    peer_pubkey_response = self.encryption.msg_peer_pubkey(decrypted)
+                    await self.client.write_gatt_char(WRITE_UUID, peer_pubkey_response)
+                    return
+
+                if decrypted.type == MessageType.PUBKEY_ACCEPTED:
+                    self.encryption.msg_key_accepted(decrypted)
+                    return
+
+            # Handle as message
+            data = decrypted.buffer
+
+        # Ignore notifications we don't expect
+        if self.notify_future is None or self.notify_future.done():
+            _LOGGER.warning("Unexpected notification")
+            return
+
+        # If something went wrong, we might get weird data.
+        if data == b"AT+NAME?\r" or data == b"AT+ADV?\r":
+            err = BadConnectionError("Got AT+ notification")
+            self.notify_future.set_exception(err)
+            return
+
+        # Save data
+        self.notify_response.extend(data)
+
+        if len(self.notify_response) == self.current_command.response_size():
+            if self.current_command.is_valid_response(self.notify_response):
+                self.notify_future.set_result(self.notify_response)
+            else:
+                self.notify_future.set_exception(ParseError("Failed checksum"))
+        elif self.current_command.is_exception_response(self.notify_response):
+            # We got a MODBUS command exception
+            msg = f"MODBUS Exception {self.current_command}: {self.notify_response[2]}"
+            self.notify_future.set_exception(ModbusError(msg))

custom_components/bluetti_bt/bluetti_bt_lib/bluetooth/device_recognizer.py

@@ -0,0 +1,59 @@
+"""Device recognizer."""
+
+import asyncio
+import logging
+from typing import Any, Callable
+from bleak import BleakClient
+
+from custom_components.bluetti_bt.bluetti_bt_lib.utils.commands import (
+    ReadHoldingRegisters,
+)
+
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+from ..bluetooth.device_reader import DeviceReader
+
+_LOGGER = logging.getLogger(__name__)
+
+
+async def recognize_device(
+    bleak_client: BleakClient,
+    future_builder_method: Callable[[], asyncio.Future[Any]],
+) -> str:
+
+    # Since we don't know the type we use the base device
+    bluetti_device = ProtocolV2Device("Unknown", "Unknown", "Unknown")
+
+    # Create device builder
+    device_reader = DeviceReader(bleak_client, bluetti_device, future_builder_method)
+
+    # Retry a few times to get data
+    for _ in range(1, 50):
+        # We only need 6 registers to get the device type
+        data = await device_reader.read_data(
+            [
+                ReadHoldingRegisters(110, 6),
+            ]
+        )
+
+        if data is not None:
+            break
+
+        await asyncio.sleep(0.1)
+
+    if data is None:
+        # Should not happen
+        return "Unknown"
+
+    field_data = data.get("device_type")
+
+    if field_data is None:
+        # We have a problem
+        _LOGGER.error("No data in device type field_datas. Maybe it's a V1 device?")
+        return "Unknown"
+
+    if not isinstance(field_data, str):
+        # We have a problem
+        _LOGGER.error("Invalid data in device type field_datas")
+        return "Unknown"
+
+    return field_data

custom_components/bluetti_bt/bluetti_bt_lib/bluetooth/encryption.py

@@ -0,0 +1,289 @@
+from enum import Enum
+import hashlib
+import logging
+import os
+import pyasn1.codec.der.decoder as der_decoder
+import pyasn1.codec.der.encoder as der_encoder
+from pyasn1.type import univ
+from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
+from cryptography.hazmat.primitives.asymmetric import ec
+from cryptography.hazmat.primitives import hashes, serialization
+from cryptography.exceptions import InvalidSignature
+
+from custom_components.bluetti_bt.bluetti_bt_lib.const import LOCAL_AES_KEY, PRIVATE_KEY_L1, PUBLIC_KEY_K2, SECP_256R1_PUBLIC_PREFIX
+
+
+_LOGGER = logging.getLogger(__name__)
+
+KEX_MAGIC = b"**"
+AES_BLOCK_SIZE = 16
+
+def hexsum(s, sz: int):
+    checksum = sum(s)
+    as_hex = f"{checksum:0{sz*2}x}"
+    return bytes.fromhex(as_hex)
+
+def hexxor(a: bytes, b: bytes) -> bytes | None:
+    if len(a) != len(b):
+        _LOGGER.error("Can only XOR two identical length byte strings")
+        return None
+    return bytes([x ^ y for x, y in zip(a, b)])
+
+def raw_ecdsa_to_der(sig):
+    # <byte r[32]> <byte s[32]>
+
+    if len(sig) != 64:
+        raise ValueError("ecdsa signature is the wrong size")
+
+    seq = univ.SequenceOf()
+    seq.extend(
+        [
+            univ.Integer(int.from_bytes(sig[:32], "big")),  # r
+            univ.Integer(int.from_bytes(sig[32:], "big")),  # s
+        ]
+    )
+    return der_encoder.encode(seq)
+
+def der_to_raw_ecdsa(sig):
+    # 30 45 02 20 1956307e59448178b47c222e4e1e6c8ef7d707bc230e5a9fa77f919ec44e5f74
+    # |  |  |  |  |> byte r[0x20]
+    # |  |  |  |---> Length
+    # |  |  |------> DER type (int)
+    # |  |---------> Payload size
+    # |------------> DER type (sequence)
+
+    #       02 21 00cfad6e11abd5e803fb6874c3838bc968db1f3c070ae6b85db9d8ed8936a1eb5c
+    #       |  |  |> byte s[0x21]
+    #       |  |---> Length
+    #       |------> DER type (int)
+
+    seq, remainder = der_decoder.decode(sig)
+    if remainder:
+        raise ValueError("Found trailing data")
+
+    return b"".join([int.to_bytes(int(x), 0x20, "big") for x in seq])
+
+def verify_and_extract_signed_data(message, signed_data_suffix: bytes | None):
+    # 64 bytes of data
+    # 64 bytes of signature
+    if len(message) != 128:
+        raise ValueError("Unexpected message length")
+
+    data = message[:64]
+    signature = message[64:]
+    signed_data = data.tobytes() + signed_data_suffix
+    der_signature = raw_ecdsa_to_der(signature)
+    try:
+        key_bytes = bytes.fromhex(PUBLIC_KEY_K2)
+        serialization.load_der_public_key(key_bytes).verify(
+            der_signature, signed_data, ec.ECDSA(hashes.SHA256())
+        )
+        _LOGGER.debug("Signature OK")
+    except InvalidSignature:
+        raise
+
+    return data
+
+def pubkey_from_bytes(data):
+    encoded_peer_pubkey = bytes.fromhex(SECP_256R1_PUBLIC_PREFIX) + data
+    return serialization.load_der_public_key(encoded_peer_pubkey)
+
+def generate_keypair():
+    private = ec.generate_private_key(ec.SECP256R1())
+    return (private.public_key(), private)
+
+def pubkey_to_bytes(pubkey):
+    out = pubkey.public_bytes(
+        encoding=serialization.Encoding.X962,
+        format=serialization.PublicFormat.UncompressedPoint,
+    )
+
+    if out[0] != 0x4 or len(out) != 65:
+        raise RuntimeError(
+            "First byte should be 04 for the uncompressed format, and total size 64"
+        )
+
+    return out[1:]
+
+class MessageType(Enum):
+    CHALLENGE = 1
+    CHALLENGE_ACCEPTED = 3
+    PEER_PUBKEY = 4
+    PUBKEY_ACCEPTED = 6
+
+class Message:
+    """
+    Two types of messages. The first one is for communication that happens before we have
+    a proper symmetric key available. These are fully handled by this file, it's purely
+    to setup the encryption protocol.
+
+    2a2a .... 0000
+    |         |> Body checksum
+    |    |-----> Body
+    |----------> Magic value for pre-key-exchange
+
+    The second type is for anything after. This can either contain the type 1 message above, or
+    anything else -- at this point we're just wrapping the regular protocol, and we just forward
+    the packets dowm the regular processing path after decrypting them.
+
+    See aes_decrypt() for the format.
+    """
+
+    def __init__(self, buffer: bytes):
+        self.buffer = buffer
+        self.view = memoryview(self.buffer)
+
+    @property
+    def header(self) -> memoryview:
+        return self.view[:2]
+
+    @property
+    def is_pre_key_exchange(self) -> bool:
+        return self.header == KEX_MAGIC
+
+    @property
+    def checksum(self) -> memoryview:
+        return self.view[-2:]
+
+    @property
+    def body(self) -> memoryview:
+        return self.view[len(self.header) : -len(self.checksum)]
+
+    @property
+    def data(self) -> memoryview:
+        return self.body[2:]
+
+    @property
+    def type(self) -> int:
+        return MessageType(self.body[0])
+
+    def verify_checksum(self):
+        message_checksum = self.checksum
+        computed_checksum = hexsum(self.body, len(message_checksum))
+        if computed_checksum != message_checksum:
+            _LOGGER.error("Checksum error!")
+        _LOGGER.debug("Checksum OK")
+
+class BluettiEncryption:
+    # Derived exclusively from data sent over the network
+    # Used for the initial handshake
+    unsecure_aes_key: bytes | None = None
+
+    # Predictably derived from a seed sent by the peer
+    # This is the same for all the messages encrypted
+    # with that key during the connection
+    unsecure_aes_iv: bytes | None = None
+
+    # Proper key exchange gives us another key,
+    # that is used for the remainder of the connection
+    # IV is random per message
+    secure_aes_key: bytes | None = None
+
+    # Received through key exchange
+    # The signing key for the key exchange is well-known
+    peer_pubkey: bytes | None = None
+
+    @property
+    def is_ready_for_commands(self) -> bool:
+        return self.secure_aes_key is not None and self.peer_pubkey is not None
+
+    def aes_decrypt(self, data: bytes, aes_key: bytes | None, iv: bytes | None):
+        data_len = (data[0] << 8) + data[1]
+
+        if iv is None:
+            iv = hashlib.md5(data[2:6]).digest()
+            encrypted = memoryview(data)[6:]
+        else:
+            encrypted = memoryview(data[2:])
+
+        if len(encrypted) % AES_BLOCK_SIZE != 0:
+            raise ValueError("Data not aligned on aes block size")
+
+        cipher = Cipher(algorithms.AES(aes_key), modes.CBC(iv))
+        decryptor = cipher.decryptor()
+        decrypted = decryptor.update(encrypted) + decryptor.finalize()
+        decrypted = decrypted[:data_len]
+
+        _LOGGER.debug(">PLAIN " + decrypted.hex())
+        return decrypted
+
+
+    def aes_encrypt(self, data: bytes, aes_key: bytes | None, iv: bytes | None):
+        message_header = int.to_bytes(len(data), 2, "big")
+
+        if iv is None:
+            iv_seed = os.urandom(4)
+            iv = hashlib.md5(iv_seed).digest()
+            message_header += iv_seed
+
+        padding = (AES_BLOCK_SIZE - len(data) % AES_BLOCK_SIZE) % AES_BLOCK_SIZE
+        data += bytes(padding)
+
+        cipher = Cipher(algorithms.AES(aes_key), modes.CBC(iv))
+        encryptor = cipher.encryptor()
+        encrypted = encryptor.update(data) + encryptor.finalize()
+        encrypted = message_header + encrypted
+
+        _LOGGER.debug("PLAIN> " + data.hex())
+        return encrypted
+    
+    def msg_challenge(self, message: Message) -> bytes | None:
+        _LOGGER.debug("Received challenge")
+
+        if len(message.data) != 4:
+            _LOGGER.error("Unexpected message length")
+            return None
+
+        self.unsecure_aes_iv = hashlib.md5(message.data[::-1].tobytes()).digest()
+        static_key = bytes.fromhex(LOCAL_AES_KEY)
+        self.unsecure_aes_key = hexxor(self.unsecure_aes_iv, static_key)
+
+        _LOGGER.info("Unsecure iv  " + self.unsecure_aes_iv.hex())
+        _LOGGER.info("Unsecure key " + self.unsecure_aes_key.hex())
+
+        body = bytes.fromhex("0204") + self.unsecure_aes_iv[8:12]
+        return b"".join([KEX_MAGIC, body, hexsum(body, 2)])
+
+    def msg_peer_pubkey(self, message: Message) -> bytes | None:
+        _LOGGER.debug("Received peer pubkey, checking signature")
+        data = verify_and_extract_signed_data(message.data, self.unsecure_aes_iv)
+        self.peer_pubkey = pubkey_from_bytes(data)
+
+        _LOGGER.debug("Generating a local keypair")
+        self.my_pubkey, self.my_privkey = generate_keypair()
+        my_pubkey_bytes = pubkey_to_bytes(self.my_pubkey)
+
+        _LOGGER.debug("Signing the local pubkey")
+        signing_secret = int.from_bytes(
+            bytes.fromhex(PRIVATE_KEY_L1), "big"
+        )
+        signing_key = ec.derive_private_key(signing_secret, ec.SECP256R1())
+        to_sign = my_pubkey_bytes + self.unsecure_aes_iv
+        signature = signing_key.sign(to_sign, ec.ECDSA(hashes.SHA256()))
+        raw_signature = der_to_raw_ecdsa(signature)
+
+        body = b"".join([bytes.fromhex("0580"), my_pubkey_bytes, raw_signature])
+        msg = b"".join([KEX_MAGIC, body, hexsum(body, 2)])
+        return self.aes_encrypt(msg, self.unsecure_aes_key, self.unsecure_aes_iv)
+    
+    def msg_key_accepted(self, message: Message) -> None:
+        _LOGGER.debug("Received key exchange confirmation, calculating shared secret")
+
+        if len(message.data) != 1:
+            raise ValueError("Unexpected message length")
+        if message.data[0] != 0:
+            raise ValueError("Key acceptance response is not 0")
+
+        self.secure_aes_key = self.my_privkey.exchange(ec.ECDH(), self.peer_pubkey)
+        _LOGGER.info("Secure key   " + self.secure_aes_key.hex())
+
+    def getKeyIv(self):
+        return (
+            (self.unsecure_aes_key, self.unsecure_aes_iv)
+                if self.secure_aes_key is None
+                else (self.secure_aes_key, None)
+        )
+    
+    def reset(self):
+        self.peer_pubkey = None
+        self.secure_aes_key = None

custom_components/bluetti_bt/bluetti_bt_lib/const.py

@@ -0,0 +1,11 @@
+"""Const definitions."""
+
+RESPONSE_TIMEOUT = 5
+WRITE_UUID = "0000ff02-0000-1000-8000-00805f9b34fb"
+NOTIFY_UUID = "0000ff01-0000-1000-8000-00805f9b34fb"
+DEVICE_NAME_UUID = "00002a00-0000-1000-8000-00805f9b34fb"
+
+LOCAL_AES_KEY = "459FC535808941F17091E0993EE3E93D"
+PRIVATE_KEY_L1 = "4F19A16E3E87BDD9BD24D3E5495B88041511943CBC8B969ADE9641D0F56AF337"
+PUBLIC_KEY_K2 = "3059301306072a8648ce3d020106082a8648ce3d03010703420004A73ABF5D2232C8C1C72E68304343C272495E3A8FD6F30EA96DE2F4B3CE60B251EE21AC667CF8A71E18B46B664EAEFFE3C489F24F695B6411DB7E22CCC85A8594"
+SECP_256R1_PUBLIC_PREFIX = "3059301306072a8648ce3d020106082a8648ce3d03010703420004"

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac180.py

@@ -0,0 +1,8 @@
+"""AC180 fields."""
+
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+
+
+class AC180(ProtocolV2Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC180", sn)

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac180p.py

@@ -0,0 +1,52 @@
+"""AC180P fields."""
+
+from typing import List
+
+from ..field_enums import ChargingMode
+from ..utils.commands import ReadHoldingRegisters
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+
+class AC180P(ProtocolV2Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC180P", sn)
+
+        # Power IO
+        self.struct.add_uint_field('dc_output_power', 140)
+        self.struct.add_uint_field('ac_output_power', 142)
+        self.struct.add_uint_field('dc_input_power', 144)
+        self.struct.add_uint_field('ac_input_power', 146)
+
+        # Input Details (1100 - 1300)
+        self.struct.add_decimal_field('ac_input_voltage', 1314, 1)
+
+        # Controls (2000)
+        self.struct.add_bool_field('ac_output_on_switch', 2011)
+        self.struct.add_bool_field('dc_output_on_switch', 2012)
+        self.struct.add_bool_field('silent_charging_on', 2020) # to be able to choose between normal and silent charging modes
+        self.struct.add_enum_field('charging_mode', 2020, ChargingMode) # can't be set from HA, custom switch needed
+        self.struct.add_bool_field('power_lifting_on', 2021)
+
+        # Controls (2200)
+        self.struct.add_bool_field('grid_enhancement_mode_on', 2225)
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return super().polling_commands + [
+            ReadHoldingRegisters(140, 1),
+            ReadHoldingRegisters(142, 1),
+            ReadHoldingRegisters(144, 1),
+            ReadHoldingRegisters(146, 1),
+            ReadHoldingRegisters(1314, 1),
+            ReadHoldingRegisters(2011, 1),
+            ReadHoldingRegisters(2012, 1),
+            ReadHoldingRegisters(2020, 1),
+            ReadHoldingRegisters(2021, 1),
+            ReadHoldingRegisters(2225, 1),
+        ]
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return super().writable_ranges + [
+            range(2000, 2022),
+            range(2200, 2226)
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200l.py

@@ -0,0 +1,56 @@
+"""AC200L fields."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..field_enums import AutoSleepMode, OutputMode
+from ..base_devices.ProtocolV1Device import ProtocolV1Device
+
+
+class AC200L(ProtocolV1Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC200L", sn)
+
+        # Details
+        self.struct.add_enum_field("ac_output_mode", 70, OutputMode)
+        self.struct.add_decimal_field("internal_ac_voltage", 71, 1, multiplier=10)
+        self.struct.add_decimal_field("internal_current_one", 72, 1)
+        self.struct.add_uint_field("internal_power_one", 73)
+        self.struct.add_decimal_field("internal_ac_frequency", 74, 2, multiplier=10)
+        self.struct.add_uint_field("internal_dc_input_voltage", 86, multiplier=.1)
+        self.struct.add_decimal_field("internal_dc_input_power", 87, 1, multiplier=10)
+        self.struct.add_decimal_field("internal_dc_input_current", 88, 2)
+
+        # Battery packs
+        self.struct.add_uint_field("pack_num_max", 91)  # internal
+        self.struct.add_decimal_field("total_battery_voltage", 92, 1, multiplier=.1)
+        self.struct.add_uint_field("pack_num_result", 96)  # internal
+        self.struct.add_decimal_field("pack_voltage", 98, 2)  # Full pack voltage
+        self.struct.add_uint_field("pack_battery_percent", 99)
+        self.struct.add_decimal_array_field("cell_voltages", 105, 16, 2)  # internal
+        self.struct.add_version_field("pack_bms_version", 201)
+
+        # Controls
+        self.struct.add_bool_field("power_off", 3060)
+        self.struct.add_enum_field("auto_sleep_mode", 3061, AutoSleepMode)
+
+    @property
+    def pack_num_max(self):
+        return 3
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return self.struct.get_read_holding_registers(
+            filter=lambda address: address <= 90 or address >= 256 # pack_polling_commands
+        )
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return super().writable_ranges + [range(3060, 3062)]
+
+    @property
+    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(91, 37),
+            ReadHoldingRegisters(201, 2),
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200m.py

@@ -0,0 +1,56 @@
+"""AC200M fields."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..field_enums import AutoSleepMode, OutputMode
+from ..base_devices.ProtocolV1Device import ProtocolV1Device
+
+
+class AC200M(ProtocolV1Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC200M", sn)
+
+        # Details
+        self.struct.add_enum_field("ac_output_mode", 70, OutputMode)
+        self.struct.add_decimal_field("internal_ac_voltage", 71, 1)
+        self.struct.add_decimal_field("internal_current_one", 72, 1)
+        self.struct.add_uint_field("internal_power_one", 73)
+        self.struct.add_decimal_field("internal_ac_frequency", 74, 2)
+        self.struct.add_uint_field("internal_dc_input_voltage", 86)
+        self.struct.add_decimal_field("internal_dc_input_power", 87, 1)
+        self.struct.add_decimal_field("internal_dc_input_current", 88, 2)
+
+        # Battery packs
+        self.struct.add_uint_field("pack_num_max", 91)  # internal
+        self.struct.add_decimal_field("total_battery_voltage", 92, 1)
+        self.struct.add_uint_field("pack_num_result", 96)  # internal
+        self.struct.add_decimal_field("pack_voltage", 98, 2)  # Full pack voltage
+        self.struct.add_uint_field("pack_battery_percent", 99)
+        self.struct.add_decimal_array_field("cell_voltages", 105, 16, 2)  # internal
+        self.struct.add_version_field("pack_bms_version", 201)
+
+        # Controls
+        self.struct.add_bool_field("power_off", 3060)
+        self.struct.add_enum_field("auto_sleep_mode", 3061, AutoSleepMode)
+
+    @property
+    def pack_num_max(self):
+        return 3
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return self.struct.get_read_holding_registers(
+            filter=lambda address: address <= 90 or address >= 256 # pack_polling_commands
+        )
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return super().writable_ranges + [range(3060, 3062)]
+
+    @property
+    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(91, 37),
+            ReadHoldingRegisters(201, 2),
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac300.py

@@ -0,0 +1,73 @@
+"""AC300 fields."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..field_enums import AutoSleepMode, OutputMode, SplitPhaseMachineType, UpsMode
+from ..base_devices.ProtocolV1Device import ProtocolV1Device
+
+
+class AC300(ProtocolV1Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC300", sn)
+
+        # Details
+        self.struct.add_enum_field("ac_output_mode", 70, OutputMode)
+        self.struct.add_decimal_field("internal_ac_voltage", 71, 1)
+        self.struct.add_decimal_field("internal_current_one", 72, 1)
+        self.struct.add_int_field("internal_power_one", 73)
+        self.struct.add_decimal_field("internal_ac_frequency", 74, 2)
+        self.struct.add_decimal_field("internal_current_two", 75, 1)
+        self.struct.add_int_field("internal_power_two", 76)
+        self.struct.add_decimal_field("ac_input_voltage", 77, 1)
+        self.struct.add_decimal_field("internal_current_three", 78, 1, (0, 100))
+        self.struct.add_int_field("internal_power_three", 79)
+        self.struct.add_decimal_field("ac_input_frequency", 80, 2)
+        self.struct.add_uint_field("pv_input_voltage1", 86, multiplier=.1)
+        self.struct.add_decimal_field("pv_input_power1", 87, 1, multiplier=10)
+        self.struct.add_decimal_field("pv_input_current1", 88, 2, multiplier=10)
+
+        # Battery packs
+        self.struct.add_uint_field("pack_num_max", 91)  # internal
+        self.struct.add_decimal_field("total_battery_voltage", 92, 1)
+        self.struct.add_uint_field("pack_num_result", 96)  # internal
+        self.struct.add_decimal_field("pack_voltage", 98, 2)  # Full pack voltage
+        self.struct.add_uint_field("pack_battery_percent", 99)
+        self.struct.add_decimal_array_field("cell_voltages", 105, 16, 2)  # internal
+        self.struct.add_version_field("pack_bms_version", 201)
+
+        # Controls
+        self.struct.add_enum_field("ups_mode", 3001, UpsMode)
+        self.struct.add_bool_field("split_phase_on", 3004)
+        self.struct.add_enum_field(
+            "split_phase_machine_mode", 3005, SplitPhaseMachineType
+        )
+        self.struct.add_bool_field("grid_charge_on", 3011)
+        self.struct.add_bool_field("time_control_on", 3013)
+        self.struct.add_uint_field("battery_range_start", 3015)
+        self.struct.add_uint_field("battery_range_end", 3016)
+        self.struct.add_enum_field("auto_sleep_mode", 3061, AutoSleepMode)
+
+    @property
+    def pack_num_max(self):
+        return 4
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return self.struct.get_read_holding_registers(
+            filter=lambda address: address <= 90 or address >= 256 # pack_polling_commands
+        )
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return super().writable_ranges + [
+            range(3001, 3017),
+            range(3061, 3062),
+        ]
+
+    @property
+    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(91, 37),
+            ReadHoldingRegisters(201, 2),
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac500.py

@@ -0,0 +1,73 @@
+"""AC500 fields."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..field_enums import AutoSleepMode, OutputMode, SplitPhaseMachineType, UpsMode
+from ..base_devices.ProtocolV1Device import ProtocolV1Device
+
+
+class AC500(ProtocolV1Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC500", sn)
+
+        # Details
+        self.struct.add_enum_field("ac_output_mode", 70, OutputMode)
+        self.struct.add_decimal_field("internal_ac_voltage", 71, 1)
+        self.struct.add_decimal_field("internal_current_one", 72, 1)
+        self.struct.add_int_field("internal_power_one", 73)
+        self.struct.add_decimal_field("internal_ac_frequency", 74, 2)
+        self.struct.add_decimal_field("internal_current_two", 75, 1)
+        self.struct.add_int_field("internal_power_two", 76)
+        self.struct.add_decimal_field("ac_input_voltage", 77, 1)
+        self.struct.add_decimal_field("internal_current_three", 78, 1, (0, 100))
+        self.struct.add_int_field("internal_power_three", 79)
+        self.struct.add_decimal_field("ac_input_frequency", 80, 2)
+        self.struct.add_uint_field("pv_input_voltage1", 86, multiplier=.1)
+        self.struct.add_decimal_field("pv_input_power1", 87, 1, multiplier=10)
+        self.struct.add_decimal_field("pv_input_current1", 88, 2, multiplier=10)
+
+        # Battery packs
+        self.struct.add_uint_field("pack_num_max", 91)  # internal
+        self.struct.add_decimal_field("total_battery_voltage", 92, 1)
+        self.struct.add_uint_field("pack_num_result", 96)  # internal
+        self.struct.add_decimal_field("pack_voltage", 98, 2)  # Full pack voltage
+        self.struct.add_uint_field("pack_battery_percent", 99)
+        self.struct.add_decimal_array_field("cell_voltages", 105, 16, 2)  # internal
+        self.struct.add_version_field('pack_bms_version', 201)
+
+        # Controls
+        self.struct.add_enum_field("ups_mode", 3001, UpsMode)
+        self.struct.add_bool_field("split_phase_on", 3004)
+        self.struct.add_enum_field(
+            "split_phase_machine_mode", 3005, SplitPhaseMachineType
+        )
+        self.struct.add_bool_field("grid_charge_on", 3011)
+        self.struct.add_bool_field("time_control_on", 3013)
+        self.struct.add_uint_field("battery_range_start", 3015)
+        self.struct.add_uint_field("battery_range_end", 3016)
+        self.struct.add_enum_field("auto_sleep_mode", 3061, AutoSleepMode)
+
+    @property
+    def pack_num_max(self):
+        return 6
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return self.struct.get_read_holding_registers(
+            filter=lambda address: address <= 90 or address >= 256 # pack_polling_commands
+        )
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return super().writable_ranges + [
+            range(3001, 3017),
+            range(3061, 3062),
+        ]
+
+    @property
+    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(91, 37),
+            ReadHoldingRegisters(201, 2),
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac60.py

@@ -0,0 +1,8 @@
+"""AC60 fields."""
+
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+
+
+class AC60(ProtocolV2Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC60", sn)

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac70.py

@@ -0,0 +1,8 @@
+"""AC70 fields."""
+
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+
+
+class AC70(ProtocolV2Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC70", sn)

custom_components/bluetti_bt/bluetti_bt_lib/devices/ac70p.py

@@ -0,0 +1,8 @@
+"""AC70P fields."""
+
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+
+
+class AC70P(ProtocolV2Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "AC70P", sn)

custom_components/bluetti_bt/bluetti_bt_lib/devices/eb3a.py

@@ -0,0 +1,36 @@
+"""EB3A fields."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..field_enums import ChargingMode, EcoShutdown, LedMode
+from ..base_devices.ProtocolV1Device import ProtocolV1Device
+
+
+class EB3A(ProtocolV1Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "EB3A", sn)
+
+        # Details
+        self.struct.add_decimal_field("ac_input_voltage", 77, 1)
+        self.struct.add_uint_field("internal_dc_input_voltage", 86)
+
+        # Controls
+        self.struct.add_enum_field("led_mode", 3034, LedMode)
+        self.struct.add_bool_field("power_off", 3060)
+        self.struct.add_bool_field("eco_on", 3063)
+        self.struct.add_enum_field("eco_shutdown", 3064, EcoShutdown)
+        self.struct.add_enum_field("charging_mode", 3065, ChargingMode)
+        self.struct.add_bool_field("power_lifting_on", 3066)
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return self.struct.get_read_holding_registers()
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return super().writable_ranges + [
+            range(3034, 3035),
+            range(3060, 3061),
+            range(3063, 3067),
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500.py

@@ -0,0 +1,69 @@
+"""EP500 fields."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..field_enums import AutoSleepMode, OutputMode, SplitPhaseMachineType, UpsMode
+from ..base_devices.ProtocolV1Device import ProtocolV1Device
+
+
+class EP500(ProtocolV1Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "EP500", sn)
+
+        # Details
+        self.struct.add_enum_field("ac_output_mode", 70, OutputMode)
+        self.struct.add_decimal_field("internal_ac_voltage", 71, 1)
+        self.struct.add_decimal_field("internal_current_one", 72, 1)
+        self.struct.add_uint_field("internal_power_one", 73)
+        self.struct.add_decimal_field("internal_ac_frequency", 74, 2)
+        self.struct.add_decimal_field("internal_current_two", 75, 1)
+        self.struct.add_uint_field("internal_power_two", 76)
+        self.struct.add_decimal_field("ac_input_voltage", 77, 1)
+        self.struct.add_decimal_field("internal_current_three", 78, 1, (0, 100))
+        self.struct.add_uint_field("internal_power_three", 79)
+        self.struct.add_decimal_field("ac_input_frequency", 80, 2)
+        self.struct.add_uint_field("internal_dc_input_voltage", 86)
+        self.struct.add_decimal_field("internal_dc_input_power", 87, 1)
+        self.struct.add_decimal_field("internal_dc_input_current", 88, 2)
+
+        # Battery packs
+        self.struct.add_uint_field("pack_num_max", 91)  # internal
+        self.struct.add_decimal_field("total_battery_voltage", 92, 1)
+        self.struct.add_uint_field("pack_num_result", 96)  # internal
+        self.struct.add_decimal_field("pack_voltage", 98, 2)  # Full pack voltage
+        self.struct.add_uint_field("pack_battery_percent", 99)
+        self.struct.add_decimal_array_field("cell_voltages", 105, 16, 2)  # internal
+        self.struct.add_version_field("pack_bms_version", 201)
+
+        # Controls
+        self.struct.add_enum_field("ups_mode", 3001, UpsMode)
+        self.struct.add_bool_field("split_phase_on", 3004)
+        self.struct.add_enum_field(
+            "split_phase_machine_mode", 3005, SplitPhaseMachineType
+        )
+        self.struct.add_bool_field("grid_charge_on", 3011)
+        self.struct.add_bool_field("time_control_on", 3013)
+        self.struct.add_uint_field("battery_range_start", 3015)
+        self.struct.add_uint_field("battery_range_end", 3016)
+        self.struct.add_enum_field("auto_sleep_mode", 3061, AutoSleepMode)
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return self.struct.get_read_holding_registers(
+            filter=lambda address: address <= 90 or address >= 256 # pack_polling_commands
+        )
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return super().writable_ranges + [
+            range(3001, 3017),
+            range(3061, 3062),
+        ]
+
+    @property
+    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(91, 37),
+            ReadHoldingRegisters(201, 2),
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500p.py

@@ -0,0 +1,69 @@
+"""EP500P fields."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..field_enums import AutoSleepMode, OutputMode, SplitPhaseMachineType, UpsMode
+from ..base_devices.ProtocolV1Device import ProtocolV1Device
+
+
+class EP500P(ProtocolV1Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "EP500P", sn)
+
+        # Details
+        self.struct.add_enum_field("ac_output_mode", 70, OutputMode)
+        self.struct.add_decimal_field("internal_ac_voltage", 71, 1)
+        self.struct.add_decimal_field("internal_current_one", 72, 1)
+        self.struct.add_uint_field("internal_power_one", 73)
+        self.struct.add_decimal_field("internal_ac_frequency", 74, 2)
+        self.struct.add_decimal_field("internal_current_two", 75, 1)
+        self.struct.add_uint_field("internal_power_two", 76)
+        self.struct.add_decimal_field("ac_input_voltage", 77, 1)
+        self.struct.add_decimal_field("internal_current_three", 78, 1, (0, 100))
+        self.struct.add_uint_field("internal_power_three", 79)
+        self.struct.add_decimal_field("ac_input_frequency", 80, 2)
+        self.struct.add_uint_field("internal_dc_input_voltage", 86)
+        self.struct.add_decimal_field("internal_dc_input_power", 87, 1)
+        self.struct.add_decimal_field("internal_dc_input_current", 88, 2)
+
+        # Battery packs
+        self.struct.add_uint_field("pack_num_max", 91)  # internal
+        self.struct.add_decimal_field("total_battery_voltage", 92, 1)
+        self.struct.add_uint_field("pack_num_result", 96)  # internal
+        self.struct.add_decimal_field("pack_voltage", 98, 2)  # Full pack voltage
+        self.struct.add_uint_field("pack_battery_percent", 99)
+        self.struct.add_decimal_array_field("cell_voltages", 105, 16, 2)  # internal
+        self.struct.add_version_field("pack_bms_version", 201)
+
+        # Controls
+        self.struct.add_enum_field("ups_mode", 3001, UpsMode)
+        self.struct.add_bool_field("split_phase_on", 3004)
+        self.struct.add_enum_field(
+            "split_phase_machine_mode", 3005, SplitPhaseMachineType
+        )
+        self.struct.add_bool_field("grid_charge_on", 3011)
+        self.struct.add_bool_field("time_control_on", 3013)
+        self.struct.add_uint_field("battery_range_start", 3015)
+        self.struct.add_uint_field("battery_range_end", 3016)
+        self.struct.add_enum_field("auto_sleep_mode", 3061, AutoSleepMode)
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return self.struct.get_read_holding_registers(
+            filter=lambda address: address <= 90 or address >= 256 # pack_polling_commands
+        )
+
+    @property
+    def writable_ranges(self) -> List[range]:
+        return super().writable_ranges + [
+            range(3001, 3017),
+            range(3061, 3062),
+        ]
+
+    @property
+    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
+        return [
+            ReadHoldingRegisters(91, 37),
+            ReadHoldingRegisters(201, 2),
+        ]

custom_components/bluetti_bt/bluetti_bt_lib/devices/ep600.py

@@ -0,0 +1,100 @@
+"""EP600 fields."""
+
+from typing import List
+
+from ..utils.commands import ReadHoldingRegisters
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+
+
+class EP600(ProtocolV2Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "EP600", sn)
+
+        # Details
+        self.struct.add_uint_field("battery_range_start", 2022)
+        self.struct.add_uint_field("battery_range_end", 2023)
+        self.struct.add_uint_field("max_ac_input_power", 2213)
+        self.struct.add_uint_field("max_ac_input_current", 2214)
+        self.struct.add_uint_field("max_ac_output_power", 2215)
+        self.struct.add_uint_field("max_ac_output_current", 2216)
+
+        # DC Solar
+        self.struct.add_uint_field("pv_input_power1", 1212)
+        self.struct.add_decimal_field("pv_input_voltage1", 1213, 1)
+        self.struct.add_decimal_field("pv_input_current1", 1214, 1)
+        self.struct.add_uint_field("pv_input_power2", 1220)
+        self.struct.add_decimal_field("pv_input_voltage2", 1221, 1)
+        self.struct.add_decimal_field("pv_input_current2", 1222, 1)
+
+        # ADL400 Smart Meter for AC Solar
+        self.struct.add_uint_field("adl400_ac_input_power_phase1", 1228)
+        self.struct.add_uint_field("adl400_ac_input_power_phase2", 1236)
+        self.struct.add_uint_field("adl400_ac_input_power_phase3", 1244)
+        self.struct.add_decimal_field("adl400_ac_input_voltage_phase1", 1229, 1)
+        self.struct.add_decimal_field("adl400_ac_input_voltage_phase2", 1237, 1)
+        self.struct.add_decimal_field("adl400_ac_input_voltage_phase3", 1245, 1)
+        # Testing required
+        self.struct.add_uint_field("adl400_ac_input_current_phase1", 1230)
+        self.struct.add_uint_field("adl400_ac_input_current_phase2", 1238)
+        self.struct.add_uint_field("adl400_ac_input_current_phase3", 1246)
+
+        # Grid Input
+        self.struct.add_decimal_field("grid_frequency", 1300, 1)
+        self.struct.add_uint_field("grid_power_phase1", 1313)
+        self.struct.add_uint_field("grid_power_phase2", 1319)
+        self.struct.add_uint_field("grid_power_phase3", 1325)
+        self.struct.add_decimal_field("grid_voltage_phase1", 1314, 1)
+        self.struct.add_decimal_field("grid_voltage_phase2", 1320, 1)
+        self.struct.add_decimal_field("grid_voltage_phase3", 1326, 1)
+        self.struct.add_decimal_field("grid_current_phase1", 1315, 1)
+        self.struct.add_decimal_field("grid_current_phase2", 1321, 1)
+        self.struct.add_decimal_field("grid_current_phase3", 1327, 1)
+
+        # EP600 AC Output
+        self.struct.add_decimal_field("ac_output_frequency", 1500, 1)
+        self.struct.add_int_field("ac_output_power_phase1", 1510)
+        self.struct.add_int_field("ac_output_power_phase2", 1517)
+        self.struct.add_int_field("ac_output_power_phase3", 1524)
+        self.struct.add_decimal_field("ac_output_voltage_phase1", 1511, 1)
+        self.struct.add_decimal_field("ac_output_voltage_phase2", 1518, 1)
+        self.struct.add_decimal_field("ac_output_voltage_phase3", 1525, 1)
+        self.struct.add_decimal_field("ac_output_current_phase1", 1512, 1)
+        self.struct.add_decimal_field("ac_output_current_phase2", 1519, 1)
+        self.struct.add_decimal_field("ac_output_current_phase3", 1526, 1)
+
+        # KM - Consumption
+        self.struct.add_int_field("consumption_power_phase1", 1430)
+        self.struct.add_int_field("consumption_power_phase2", 1436)
+        self.struct.add_int_field("consumption_power_phase3", 1442)
+        self.struct.add_decimal_field("consumption_voltage_phase1", 1431, 1)
+        self.struct.add_decimal_field("consumption_voltage_phase2", 1437, 1)
+        self.struct.add_decimal_field("consumption_voltage_phase3", 1443, 1)
+        self.struct.add_decimal_field("consumption_current_phase1", 1432, 1)
+        self.struct.add_decimal_field("consumption_current_phase2", 1438, 1)
+        self.struct.add_decimal_field("consumption_current_phase3", 1444, 1)
+
+        # KM - Totals
+        self.struct.add_uint_field('pv_input_power_all', 144)  # Total PV in
+        self.struct.add_uint_field('consumption_power_all', 142)  # Total AC out
+        self.struct.add_uint_field('grid_power_all', 146)  # Total Grid in - value only +/- unknown
+
+        # Statistics
+        self.struct.add_decimal_field(
+            "total_ac_consumption", 152, 1
+        )  # Load consumption
+        self.struct.add_decimal_field(
+            "total_grid_consumption", 156, 1
+        )  # Grid consumption stats
+        self.struct.add_decimal_field("total_grid_feed", 158, 1)
+
+        # Battery packs
+        self.struct.add_swap_string_field("battery_type", 6101, 6)  # internal
+        self.struct.add_sn_field("battery_serial_number", 6107)  # internal
+        self.struct.add_version_field("bcu_version", 6175)  # internal
+        self.struct.add_version_field("bmu_version", 6178)  # internal
+        self.struct.add_version_field("safety_module_version", 6181)  # internal
+        self.struct.add_version_field("high_voltage_module_version", 6184)  # internal
+
+    @property
+    def polling_commands(self) -> List[ReadHoldingRegisters]:
+        return self.struct.get_read_holding_registers()

custom_components/bluetti_bt/bluetti_bt_lib/devices/ep760.py

@@ -0,0 +1,8 @@
+"""EP760 fields."""
+
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+
+
+class EP760(ProtocolV2Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "EP760", sn)

custom_components/bluetti_bt/bluetti_bt_lib/devices/ep800.py

@@ -0,0 +1,8 @@
+"""EP800 fields."""
+
+from ..base_devices.ProtocolV2Device import ProtocolV2Device
+
+
+class EP800(ProtocolV2Device):
+    def __init__(self, address: str, sn: str):
+        super().__init__(address, "EP800", sn)

custom_components/bluetti_bt/bluetti_bt_lib/exceptions.py

@@ -0,0 +1,15 @@
+"""Exceptions."""
+
+# Modified copy of https://github.com/warhammerkid/bluetti_mqtt/blob/main/bluetti_mqtt/bluetooth/exc.py
+
+
+class ParseError(Exception):
+    pass
+
+
+class ModbusError(Exception):
+    pass
+
+
+class BadConnectionError(Exception):
+    pass

custom_components/bluetti_bt/bluetti_bt_lib/field_attributes.py

@@ -0,0 +1,356 @@
+"""Field attributes for device fields."""
+
+from enum import Enum, auto, unique
+
+from .field_enums import (
+    AutoSleepMode,
+    ChargingMode,
+    EcoShutdown,
+    LedMode,
+    OutputMode,
+    SplitPhaseMachineType,
+    UpsMode,
+)
+
+
+@unique
+class FieldType(Enum):
+    NUMERIC = auto()
+    BOOL = auto()
+    ENUM = auto()
+
+
+class FieldAttributes:
+    def __init__(
+        self,
+        type: FieldType = FieldType.NUMERIC,
+        setter: bool = False,
+        name: str = "",
+        unit_of_measurement: str | None = None,
+        device_class: str | None = None,
+        state_class: str | None = None,
+        options: Enum | None = None,
+    ):
+        self.type = type
+        self.setter = setter
+        self.name = name
+        self.unit_of_measurement = unit_of_measurement
+        self.device_class = device_class
+        self.state_class = state_class
+        self.options = options
+
+
+class PowerFieldAttributes(FieldAttributes):
+    def __init__(
+        self,
+        name: str = "",
+    ):
+        super().__init__(
+            name=name,
+            unit_of_measurement="W",
+            device_class="power",
+            state_class="measurement",
+        )
+
+
+class VoltageFieldAttributes(FieldAttributes):
+    def __init__(
+        self,
+        name: str = "",
+    ):
+        super().__init__(
+            name=name,
+            unit_of_measurement="V",
+            device_class="voltage",
+            state_class="measurement",
+        )
+
+
+class CurrentFieldAttributes(FieldAttributes):
+    def __init__(
+        self,
+        name: str = "",
+    ):
+        super().__init__(
+            name=name,
+            unit_of_measurement="A",
+            device_class="current",
+            state_class="measurement",
+        )
+
+
+class EnergyFieldAttributes(FieldAttributes):
+    def __init__(
+        self,
+        name: str = "",
+    ):
+        super().__init__(
+            name=name,
+            unit_of_measurement="kWh",
+            device_class="energy",
+            state_class="total_increasing",
+        )
+
+
+class FrequencyFieldAttributes(FieldAttributes):
+    def __init__(
+        self,
+        name: str = "",
+    ):
+        super().__init__(
+            name=name,
+            unit_of_measurement="Hz",
+            device_class="frequency",
+            state_class="measurement",
+        )
+
+
+class OutletFieldAttributes(FieldAttributes):
+    def __init__(
+        self,
+        name: str = "",
+        setter: bool = False,
+    ):
+        super().__init__(
+            type=FieldType.BOOL,
+            name=name,
+            setter=setter,
+            device_class="outlet",
+        )
+
+
+FIELD_ATTRIBUTES: dict[str, FieldAttributes] = {
+    # Base device fields
+    "dc_input_power": PowerFieldAttributes("DC Input Power"),
+    "ac_input_power": PowerFieldAttributes("AC Input Power"),
+    "ac_output_power": PowerFieldAttributes("AC Output Power"),
+    "dc_output_power": PowerFieldAttributes("DC Output Power"),
+    "dsp_version": FieldAttributes(
+        type=FieldType.NUMERIC,
+        name=f"DSP Version",
+    ),
+    "arm_version": FieldAttributes(
+        type=FieldType.NUMERIC,
+        name=f"ARM Version",
+    ),
+    "power_generation": EnergyFieldAttributes("Total Power Generation"),
+    "total_battery_percent": FieldAttributes(
+        type=FieldType.NUMERIC,
+        name="Total Battery Percent",
+        unit_of_measurement="%",
+        device_class="battery",
+        state_class="measurement",
+    ),
+    "total_battery_voltage": VoltageFieldAttributes("Total Battery Voltage"),
+    "ac_output_on": OutletFieldAttributes("AC Output"),
+    "dc_output_on": OutletFieldAttributes("DC Output"),
+    # Controls
+    "ac_output_on_switch": OutletFieldAttributes(
+        name="AC Output",
+        setter=True,
+    ),
+    "dc_output_on_switch": OutletFieldAttributes(
+        name="DC Output",
+        setter=True,
+    ),
+    # Device specific fields
+    "ac_output_mode": FieldAttributes(
+        type=FieldType.ENUM,
+        name="AC Output Mode",
+        options=OutputMode,
+    ),
+    "internal_ac_voltage": VoltageFieldAttributes("Internal AC Voltage"),
+    "internal_current_one": CurrentFieldAttributes("Internal Current Sensor 1"),
+    "internal_power_one": PowerFieldAttributes("Internal Power Sensor 1"),
+    "internal_ac_frequency": FrequencyFieldAttributes("Internal AC Frequency"),
+    "internal_current_two": CurrentFieldAttributes("Internal Current Sensor 2"),
+    "internal_power_two": PowerFieldAttributes("Internal Power Sensor 2"),
+    "ac_input_voltage": VoltageFieldAttributes("AC Input Voltage"),
+    "internal_current_three": CurrentFieldAttributes("Internal Current Sensor 3"),
+    "internal_power_three": PowerFieldAttributes("Internal Power Sensor 3"),
+    "ac_input_frequency": FrequencyFieldAttributes("AC Input Frequency"),
+    "internal_dc_input_voltage": VoltageFieldAttributes("Internal DC Input Voltage"),
+    "internal_dc_input_power": PowerFieldAttributes("Internal DC Input Power"),
+    "internal_dc_input_current": CurrentFieldAttributes("Internal DC Input Current"),
+    "pv_input_power1": PowerFieldAttributes("Solar Input Power 1"),
+    "pv_input_power2": PowerFieldAttributes("Solar Input Power 2"),
+    "pv_input_voltage1": VoltageFieldAttributes("Solar Input Voltage 1"),
+    "pv_input_voltage2": VoltageFieldAttributes("Solar Input Voltage 2"),
+    "pv_input_current1": CurrentFieldAttributes("Solar Input Current 1"),
+    "pv_input_current2": CurrentFieldAttributes("Solar Input Current 2"),
+    "adl400_ac_input_power_phase1": PowerFieldAttributes(
+        "AC Solar Input Power Phase 1"
+    ),
+    "adl400_ac_input_power_phase2": PowerFieldAttributes(
+        "AC Solar Input Power Phase 2"
+    ),
+    "adl400_ac_input_power_phase3": PowerFieldAttributes(
+        "AC Solar Input Power Phase 3"
+    ),
+    "adl400_ac_input_voltage_phase1": VoltageFieldAttributes(
+        "AC Solar Input Voltage Phase 1"
+    ),
+    "adl400_ac_input_voltage_phase2": VoltageFieldAttributes(
+        "AC Solar Input Voltage Phase 2"
+    ),
+    "adl400_ac_input_voltage_phase3": VoltageFieldAttributes(
+        "AC Solar Input Voltage Phase 3"
+    ),
+    "adl400_ac_input_current_phase1": CurrentFieldAttributes(
+        "AC Solar Input Current Phase 1"
+    ),
+    "adl400_ac_input_current_phase2": CurrentFieldAttributes(
+        "AC Solar Input Current Phase 2"
+    ),
+    "adl400_ac_input_current_phase3": CurrentFieldAttributes(
+        "AC Solar Input Current Phase 3"
+    ),
+    "grid_frequency": FrequencyFieldAttributes("Grid Frequency"),
+    "grid_power_phase1": PowerFieldAttributes("Grid Power Phase 1"),
+    "grid_power_phase2": PowerFieldAttributes("Grid Power Phase 2"),
+    "grid_power_phase3": PowerFieldAttributes("Grid Power Phase 3"),
+    "grid_voltage_phase1": VoltageFieldAttributes("Grid Voltage Phase 1"),
+    "grid_voltage_phase2": VoltageFieldAttributes("Grid Voltage Phase 2"),
+    "grid_voltage_phase3": VoltageFieldAttributes("Grid Voltage Phase 3"),
+    "grid_current_phase1": CurrentFieldAttributes("Grid Current Phase 1"),
+    "grid_current_phase2": CurrentFieldAttributes("Grid Current Phase 2"),
+    "grid_current_phase3": CurrentFieldAttributes("Grid Current Phase 3"),
+    "ac_output_frequency": FrequencyFieldAttributes("AC Output Frequency"),
+    "ac_output_power_phase1": PowerFieldAttributes("AC Output Power Phase 1"),
+    "ac_output_power_phase2": PowerFieldAttributes("AC Output Power Phase 2"),
+    "ac_output_power_phase3": PowerFieldAttributes("AC Output Power Phase 3"),
+    "ac_output_voltage_phase1": VoltageFieldAttributes("AC Output Voltage Phase 1"),
+    "ac_output_voltage_phase2": VoltageFieldAttributes("AC Output Voltage Phase 2"),
+    "ac_output_voltage_phase3": VoltageFieldAttributes("AC Output Voltage Phase 3"),
+    "total_ac_consumption": EnergyFieldAttributes("Total Load Consumption"),
+    "total_grid_consumption": EnergyFieldAttributes("Total Grid Consumption"),
+    "total_grid_feed": EnergyFieldAttributes("Total Grid Feed"),
+
+    # KM - Consumption
+    "consumption_power_phase1": PowerFieldAttributes("Consumption Power Phase 1"),
+    "consumption_power_phase2": PowerFieldAttributes("Consumption Power Phase 2"),
+    "consumption_power_phase3": PowerFieldAttributes("Consumption Power Phase 3"),
+    "consumption_voltage_phase1": VoltageFieldAttributes("Consumption Voltage Phase 1"),
+    "consumption_voltage_phase2": VoltageFieldAttributes("Consumption Voltage Phase 2"),
+    "consumption_voltage_phase3": VoltageFieldAttributes("Consumption Voltage Phase 3"),
+    "consumption_current_phase1": CurrentFieldAttributes("Consumption Current Phase 1"),
+    "consumption_current_phase2": CurrentFieldAttributes("Consumption Current Phase 2"),
+    "consumption_current_phase3": CurrentFieldAttributes("Consumption Current Phase 3"),
+    # KM - Consumption end
+
+    # KM - Totals
+    "pv_input_power_all": PowerFieldAttributes("PV Input Power All"),
+    "consumption_power_all": PowerFieldAttributes("Consumption Power All"),
+    "grid_power_all": PowerFieldAttributes("Grid Power All"),
+    # KM - Totals end
+
+
+    # Device specific controls
+    "power_off": FieldAttributes(
+        type=FieldType.BOOL,
+        setter=True,
+        name="Power Off",
+    ),
+    "auto_sleep_mode": FieldAttributes(
+        type=FieldType.ENUM,
+        setter=True,
+        name="Screen Auto Sleep Mode",
+        options=AutoSleepMode,
+    ),
+    "ups_mode": FieldAttributes(
+        type=FieldType.ENUM,
+        setter=False,  # Disabled for safety reasons
+        name="UPS Working Mode",
+        options=UpsMode,
+    ),
+    "split_phase_on": FieldAttributes(
+        type=FieldType.BOOL,
+        setter=False,  # Disabled for safety reasons
+        name="Split Phase",
+    ),
+    "split_phase_machine_mode": FieldAttributes(
+        type=FieldType.ENUM,
+        setter=False,  # Disabled for safety reasons
+        name="Split Phase Machine Type",
+        options=SplitPhaseMachineType,
+    ),
+    "grid_charge_on": FieldAttributes(
+        type=FieldType.BOOL,
+        setter=False,  # Disabled for safety reasons
+        name="Grid Charge",
+    ),
+    "time_control_on": FieldAttributes(
+        type=FieldType.BOOL,
+        setter=False,  # Disabled for safety reasons
+        name="Time Control",
+    ),
+    "battery_range_start": FieldAttributes(
+        type=FieldType.NUMERIC,
+        setter=False,  # Disabled
+        name="Battery Range Start",
+        unit_of_measurement="%",
+    ),
+    "battery_range_end": FieldAttributes(
+        type=FieldType.NUMERIC,
+        setter=False,  # Disabled
+        name="Battery Range End",
+        unit_of_measurement="%",
+    ),
+    "led_mode": FieldAttributes(
+        type=FieldType.ENUM,
+        setter=True,
+        name="LED Mode",
+        options=LedMode,
+    ),
+    "eco_on": FieldAttributes(
+        type=FieldType.BOOL,
+        setter=True,
+        name="Eco Mode",
+    ),
+    "eco_shutdown": FieldAttributes(
+        type=FieldType.ENUM,
+        setter=True,
+        name="Eco Shutdown",
+        options=EcoShutdown,
+    ),
+    "charging_mode": FieldAttributes(
+        type=FieldType.ENUM,
+        setter=True,
+        name="Charging Mode",
+        options=ChargingMode,
+    ),
+    "power_lifting_on": FieldAttributes(
+        type=FieldType.BOOL,
+        setter=True,
+        name="Power Lifting",
+    ),
+    "grid_enhancement_mode_on": FieldAttributes(
+        type=FieldType.BOOL,
+        setter=True,
+        name="Grid Enhancement Mode",
+    ),
+    "silent_charging_on": FieldAttributes(
+        type=FieldType.BOOL,
+        setter=True,
+        name="Silent Charging",
+    ),
+}
+
+
+def PACK_FIELD_ATTRIBUTES(pack: int):
+    return {
+        "pack_voltage": VoltageFieldAttributes(
+            name=f"Battery Pack {pack} Voltage",
+        ),
+        "pack_battery_percent": FieldAttributes(
+            type=FieldType.NUMERIC,
+            name=f"Battery Pack {pack} Percent",
+            unit_of_measurement="%",
+            device_class="battery",
+            state_class="measurement",
+        ),
+        "pack_bms_version": FieldAttributes(
+            type=FieldType.NUMERIC,
+            name=f"Battery Pack {pack} BMS Version",
+        ),
+    }

custom_components/bluetti_bt/bluetti_bt_lib/field_enums.py

@@ -0,0 +1,57 @@
+"""Enums for fields."""
+
+from enum import Enum, unique
+
+
+@unique
+class OutputMode(Enum):
+    STOP = 0
+    INVERTER_OUTPUT = 1
+    BYPASS_OUTPUT_C = 2
+    BYPASS_OUTPUT_D = 3
+    LOAD_MATCHING = 4
+
+
+@unique
+class AutoSleepMode(Enum):
+    THIRTY_SECONDS = 2
+    ONE_MINUTE = 3
+    FIVE_MINUTES = 4
+    NEVER = 5
+
+
+@unique
+class UpsMode(Enum):
+    CUSTOMIZED = 1
+    PV_PRIORITY = 2
+    STANDARD = 3
+    TIME_CONTROL = 4
+
+
+@unique
+class SplitPhaseMachineType(Enum):
+    SLAVE = 0
+    MASTER = 1
+
+
+@unique
+class LedMode(Enum):
+    LOW = 1
+    HIGH = 2
+    SOS = 3
+    OFF = 4
+
+
+@unique
+class EcoShutdown(Enum):
+    ONE_HOUR = 1
+    TWO_HOURS = 2
+    THREE_HOURS = 3
+    FOUR_HOURS = 4
+
+
+@unique
+class ChargingMode(Enum):
+    STANDARD = 0
+    SILENT = 1
+    TURBO = 2

custom_components/bluetti_bt/bluetti_bt_lib/utils/commands.py

@@ -0,0 +1,105 @@
+"""Device commands."""
+
+# Copy of https://github.com/warhammerkid/bluetti_mqtt/blob/main/bluetti_mqtt/core/commands.py
+
+import struct
+import crcmod.predefined
+
+modbus_crc = crcmod.predefined.mkCrcFun("modbus")
+
+
+class DeviceCommand:
+    def __init__(self, function_code: int, data: bytes):
+        self.function_code = function_code
+
+        self.cmd = bytearray(len(data) + 4)
+        self.cmd[0] = 1  # MODBUS address
+        self.cmd[1] = function_code
+        self.cmd[2:-2] = data
+        struct.pack_into("<H", self.cmd, -2, modbus_crc(self.cmd[:-2]))
+
+    def response_size(self) -> int:
+        """Returns the expected response size in bytes"""
+        pass
+
+    def __iter__(self):
+        """Provide an iter implemention so that bytes(cmd) works"""
+        return iter(self.cmd)
+
+    def is_exception_response(self, response: bytes):
+        """Checks the response code to see if it's a MODBUS exception"""
+        if len(response) < 2:
+            return False
+        else:
+            return response[1] == self.function_code + 0x80
+
+    def is_valid_response(self, response: bytes):
+        """Validates that the reponse is complete and uncorrupted"""
+        if len(response) < 3:
+            return False
+
+        crc = modbus_crc(response[0:-2])
+        crc_bytes = crc.to_bytes(2, byteorder="little")
+        return response[-2:] == crc_bytes
+
+    def parse_response(self, response: bytes):
+        """Returns the raw body of the response"""
+        return response
+
+
+class ReadHoldingRegisters(DeviceCommand):
+    def __init__(self, starting_address: int, quantity: int):
+        self.starting_address = starting_address
+        self.quantity = quantity
+
+        super().__init__(3, struct.pack("!HH", starting_address, quantity))
+
+    def response_size(self):
+        # 3 byte header
+        # each returned field is actually 2 bytes (16-bit word)
+        # 2 byte crc
+        return 2 * self.quantity + 5
+
+    def parse_response(self, response: bytes):
+        return bytes(response[3:-2])
+
+    def __repr__(self):
+        return f"ReadHoldingRegisters(starting_address={self.starting_address}, quantity={self.quantity})"
+
+
+class WriteSingleRegister(DeviceCommand):
+    def __init__(self, address: int, value: int):
+        self.address = address
+        self.value = value
+
+        super().__init__(6, struct.pack("!HH", address, value))
+
+    def response_size(self):
+        return 8
+
+    def parse_response(self, response: bytes):
+        return bytes(response[4:6])
+
+    def __repr__(self):
+        return f"WriteSingleRegister(address={self.address}, value={self.value:#04x})"
+
+
+class WriteMultipleRegisters(DeviceCommand):
+    def __init__(self, starting_address: int, data: bytes):
+        if len(data) % 2 != 0:
+            raise ValueError("data size must be multiple of 2")
+
+        self.starting_address = starting_address
+        self.data = data
+
+        body = bytearray(len(data) + 5)
+        half_len = len(data) >> 1
+        struct.pack_into("!HHB", body, 0, starting_address, half_len, len(data))
+        body[5:] = data
+        super().__init__(16, body)
+
+    def response_size(self):
+        return 8
+
+    def __repr__(self):
+        return f"WriteMultipleRegisters(starting_address={self.starting_address}, data={self.data})"

custom_components/bluetti_bt/bluetti_bt_lib/utils/device_builder.py

@@ -0,0 +1,64 @@
+"""Device builder functions."""
+
+import re
+
+from ..devices.ac60 import AC60
+from ..devices.ac70 import AC70
+from ..devices.ac70p import AC70P
+from ..devices.ac180 import AC180
+from ..devices.ac180p import AC180P
+from ..devices.ac200l import AC200L
+from ..devices.ac200m import AC200M
+from ..devices.ac300 import AC300
+from ..devices.ac500 import AC500
+from ..devices.eb3a import EB3A
+from ..devices.ep500 import EP500
+from ..devices.ep500p import EP500P
+from ..devices.ep600 import EP600
+from ..devices.ep760 import EP760
+from ..devices.ep800 import EP800
+
+DEVICE_NAME_RE = re.compile(
+    r"^(AC60|AC70|AC70P|AC180|AC180P|AC200L|AC200M|AC300|AC500|EB3A|EP500|EP500P|EP600|EP760|EP800)(\d+)$"
+)
+
+
+def build_device(address: str, name: str):
+    match = DEVICE_NAME_RE.match(name)
+    if match[1] == "AC60":
+        return AC60(address, match[2])
+    if match[1] == "AC70":
+        return AC70(address, match[2])
+    if match[1] == "AC70P":
+        return AC70P(address, match[2])
+    if match[1] == "AC180":
+        return AC180(address, match[2])
+    if match[1] == "AC180P":
+        return AC180P(address, match[2])
+    if match[1] == "AC200L":
+        return AC200L(address, match[2])
+    if match[1] == "AC200M":
+        return AC200M(address, match[2])
+    if match[1] == "AC300":
+        return AC300(address, match[2])
+    if match[1] == "AC500":
+        return AC500(address, match[2])
+    if match[1] == "EB3A":
+        return EB3A(address, match[2])
+    if match[1] == "EP500":
+        return EP500(address, match[2])
+    if match[1] == "EP500P":
+        return EP500P(address, match[2])
+    if match[1] == "EP600":
+        return EP600(address, match[2])
+    if match[1] == "EP760":
+        return EP760(address, match[2])
+    if match[1] == "EP800":
+        return EP800(address, match[2])
+
+
+def get_type_by_bt_name(bt_name: str):
+    match = DEVICE_NAME_RE.match(bt_name)
+    if match is None:
+        return "Unknown"
+    return match[1]

custom_components/bluetti_bt/bluetti_bt_lib/utils/struct.py

@@ -0,0 +1,238 @@
+"""Struct definitions."""
+
+# Copy of https://github.com/warhammerkid/bluetti_mqtt/blob/main/bluetti_mqtt/core/devices/struct.py
+
+from decimal import Decimal
+from enum import Enum
+from .commands import ReadHoldingRegisters
+import struct
+from typing import Any, List, Optional, Tuple, Type
+
+
+def swap_bytes(data: bytes):
+    """Swaps the place of every other byte, returning a new byte array"""
+    arr = bytearray(data)
+    for i in range(0, len(arr) - 1, 2):
+        arr[i], arr[i + 1] = arr[i + 1], arr[i]
+    return arr
+
+
+class DeviceField:
+    def __init__(self, name: str, address: int, size: int):
+        self.name = name
+        self.address = address
+        self.size = size
+
+    def parse(self, data: bytes) -> Any:
+        raise NotImplementedError
+
+    def in_range(self, val: Any) -> bool:
+        return True
+
+
+class UintField(DeviceField):
+    def __init__(self, name: str, address: int, range: Optional[Tuple[int, int]], multiplier: float):
+        self.range = range
+        self.multiplier = multiplier
+        super().__init__(name, address, 1)
+
+    def parse(self, data: bytes) -> int:
+        val = struct.unpack("!H", data)[0]
+
+        return val * self.multiplier
+
+    def in_range(self, val: int) -> bool:
+        if self.range is None:
+            return True
+        else:
+            return val >= self.range[0] and val <= self.range[1]
+
+
+class IntField(DeviceField):
+    def __init__(self, name: str, address: int, range: Optional[Tuple[int, int]]):
+        self.range = range
+        super().__init__(name, address, 1)
+
+    def parse(self, data: bytes) -> int:
+        return struct.unpack(">h", data)[0]
+
+    def in_range(self, val: int) -> bool:
+        if self.range is None:
+            return True
+        else:
+            return val >= self.range[0] and val <= self.range[1]
+
+
+class BoolField(DeviceField):
+    def __init__(self, name: str, address: int):
+        super().__init__(name, address, 1)
+
+    def parse(self, data: bytes) -> bool:
+        return struct.unpack("!H", data)[0] == 1
+
+
+class EnumField(DeviceField):
+    def __init__(self, name: str, address: int, enum: Type[Enum]):
+        self.enum = enum
+        super().__init__(name, address, 1)
+
+    def parse(self, data: bytes) -> Any:
+        val = struct.unpack("!H", data)[0]
+        return self.enum(val)
+
+
+class DecimalField(DeviceField):
+    def __init__(
+        self, name: str, address: int, scale: int, range: Optional[Tuple[int, int]], multiplier: float
+    ):
+        self.scale = scale
+        self.range = range
+        self.multiplier = multiplier
+        super().__init__(name, address, 1)
+
+    def parse(self, data: bytes) -> Decimal:
+        val = Decimal(struct.unpack("!H", data)[0])
+        return (val / 10 ** self.scale) * Decimal(self.multiplier)
+
+    def in_range(self, val: Decimal) -> bool:
+        if self.range is None:
+            return True
+        else:
+            return val >= self.range[0] and val <= self.range[1]
+
+
+class DecimalArrayField(DeviceField):
+    def __init__(self, name: str, address: int, size: int, scale: int):
+        self.scale = scale
+        super().__init__(name, address, size)
+
+    def parse(self, data: bytes) -> Decimal:
+        values = list(struct.unpack(f"!{self.size}H", data))
+        return [Decimal(v) / 10 ** self.scale for v in values]
+
+
+class StringField(DeviceField):
+    """Fixed-width null-terminated string field"""
+
+    def parse(self, data: bytes) -> str:
+        return data.rstrip(b"\0").decode("ascii")
+
+
+class SwapStringField(DeviceField):
+    """Fixed-width null-terminated string field"""
+
+    def parse(self, data: bytes) -> str:
+        return swap_bytes(data).rstrip(b"\0").decode("ascii")
+
+
+class VersionField(DeviceField):
+    def __init__(self, name: str, address: int):
+        super().__init__(name, address, 2)
+
+    def parse(self, data: bytes) -> int:
+        values = struct.unpack("!2H", data)
+        return Decimal(values[0] + (values[1] << 16)) / 100
+
+
+class SerialNumberField(DeviceField):
+    def __init__(self, name: str, address: int):
+        super().__init__(name, address, 4)
+
+    def parse(self, data: bytes) -> int:
+        values = struct.unpack("!4H", data)
+        return values[0] + (values[1] << 16) + (values[2] << 32) + (values[3] << 48)
+
+
+class DeviceStruct:
+    fields: List[DeviceField]
+
+    def __init__(self):
+        self.fields = []
+
+    def add_uint_field(self, name: str, address: int, range: Tuple[int, int] = None, multiplier: float = 1):
+        self.fields.append(UintField(name, address, range, multiplier))
+
+    def add_int_field(self, name: str, address: int, range: Tuple[int, int] = None):
+        self.fields.append(IntField(name, address, range))
+
+    def add_bool_field(self, name: str, address: int):
+        self.fields.append(BoolField(name, address))
+
+    def add_enum_field(self, name: str, address: int, enum: Type[Enum]):
+        self.fields.append(EnumField(name, address, enum))
+
+    def add_decimal_field(
+        self, name: str, address: int, scale: int, range: Tuple[int, int] = None, multiplier: float = 1
+    ):
+        self.fields.append(DecimalField(name, address, scale, range, multiplier))
+
+    def add_decimal_array_field(self, name: str, address: int, size: int, scale: int):
+        self.fields.append(DecimalArrayField(name, address, size, scale))
+
+    def add_string_field(self, name: str, address: int, size: int):
+        self.fields.append(StringField(name, address, size))
+
+    def add_swap_string_field(self, name: str, address: int, size: int):
+        self.fields.append(SwapStringField(name, address, size))
+
+    def add_version_field(self, name: str, address: int):
+        self.fields.append(VersionField(name, address))
+
+    def add_sn_field(self, name: str, address: int):
+        self.fields.append(SerialNumberField(name, address))
+        
+    def get_read_holding_registers(self, tolerance=20, filter=lambda address: True):
+        address_set = set()
+        for field in self.fields:
+            for address in range(field.address, field.address + field.size):
+                address_set.add(address)
+        # Filter out addresses that we specificly 
+        # specified to exclude.
+        for address in set(address_set):
+            if not filter(address):
+                address_set.remove(address)
+        # Fast path: no addresses -> no commands.
+        if not address_set:
+            return []
+        
+        commands = []
+
+        address_list = sorted(address_set)
+        start = address_list[0]
+        last = address_list[0]
+        for address in address_list[1:]:
+            # Create a new group if there's a gap 
+            # in the addresses.
+            if address >= last + tolerance:
+                commands.append(ReadHoldingRegisters(start, last - start + 1))
+                start = address
+            last = address
+        commands.append(ReadHoldingRegisters(start, last - start + 1))    
+        return commands
+
+    def parse(self, starting_address: int, data: bytes) -> dict:
+        # Offsets and size are counted in 2 byte chunks, so for the range we
+        # need to divide the byte size by 2
+        data_size = int(len(data) / 2)
+
+        # Filter out fields not in range
+        r = range(starting_address, starting_address + data_size)
+        fields = [
+            f for f in self.fields if f.address in r and f.address + f.size - 1 in r
+        ]
+
+        # Parse fields
+        parsed = {}
+        for f in fields:
+            data_start = 2 * (f.address - starting_address)
+            field_data = data[data_start : data_start + 2 * f.size]
+            val = f.parse(field_data)
+
+            # Skip if the value is "out-of-range" - sometimes the sensors
+            # report weird values
+            if not f.in_range(val):
+                continue
+
+            parsed[f.name] = val
+
+        return parsed

custom_components/bluetti_bt/config_flow.py

@@ -4,6 +4,8 @@ from __future__ import annotations
 
 import re
 import logging
+from typing import Any
+from bleak import BleakClient
 
 import voluptuous as vol
 
@@ -12,12 +14,22 @@ from homeassistant.components.bluetooth import (
     BluetoothServiceInfoBleak,
     async_discovered_service_info,
 )
-from homeassistant.const import CONF_ADDRESS, CONF_TYPE, CONF_NAME
+from homeassistant.const import CONF_ADDRESS, CONF_NAME, CONF_TYPE
 from homeassistant.data_entry_flow import FlowResult
 from homeassistant.helpers import selector
 
-from . import get_type_by_bt_name
+from .bluetti_bt_lib.utils.device_builder import get_type_by_bt_name
-from .const import DOMAIN, CONF_USE_CONTROLS
+from .bluetti_bt_lib.bluetooth.device_recognizer import recognize_device
+
+from .const import (
+    CONF_ENCRYPTION,
+    CONF_MAX_RETRIES,
+    CONF_PERSISTENT_CONN,
+    CONF_POLLING_INTERVAL,
+    CONF_POLLING_TIMEOUT,
+    CONF_USE_CONTROLS,
+    DOMAIN,
+)
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -36,6 +48,23 @@ class BluettiConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
         """Handle bluetooth discovery."""
         await self.async_set_unique_id(discovery_info.address)
         self._abort_if_unique_id_configured()
+
+        if isinstance(discovery_info.name, str):
+            name = re.sub("[^A-Z0-9]+", "", discovery_info.name)
+            discovery_info.manufacturer_data = {
+                CONF_TYPE: get_type_by_bt_name(name)
+            }
+
+        # Get device type if needed
+        if isinstance(discovery_info.name, str) and discovery_info.name.startswith("PBOX"):
+            bleak_device = BleakClient(discovery_info.device)
+            device_type = await recognize_device(bleak_device, self.hass.loop.create_future)
+            _LOGGER.info("Device identified as %s", device_type)
+            discovery_info.manufacturer_data = {
+                CONF_TYPE: device_type.strip(),
+            }
+            discovery_info.name = discovery_info.name.replace("PBOX", device_type.strip())
+
         self._discovery_info = discovery_info
         self.context["title_placeholders"] = {"name": discovery_info.name}
         return await self.async_step_user()
@@ -50,13 +79,14 @@ class BluettiConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
             discovery_info = self._discovered_devices[address]
             await self.async_set_unique_id(address, raise_on_progress=False)
             self._abort_if_unique_id_configured()
-            dev_type = get_type_by_bt_name(discovery_info.name)
+            name = re.sub("[^A-Z0-9]+", "", discovery_info.name)
+
             return self.async_create_entry(
-                title=discovery_info.name,
+                title=name,
                 data={
                     CONF_ADDRESS: discovery_info.address,
-                    CONF_TYPE: dev_type,
+                    CONF_NAME: name,
-                    CONF_NAME: re.sub("[^A-Z0-9]+", "", discovery_info.name),
+                    CONF_TYPE: discovery_info.manufacturer_data.get(CONF_TYPE, "Unknown"),
                 },
             )
 
@@ -108,24 +138,42 @@ class OptionsFlowHandler(config_entries.OptionsFlow):
     ) -> FlowResult:
         """Manage the options."""
         if user_input is not None:
-            changed = self.hass.config_entries.async_update_entry(
+
+            # Validate update interval
+            if user_input[CONF_POLLING_INTERVAL] < 5:
+                return self.async_abort(reason="invalid_interval")
+            
+            # Validate update timeout
+            if user_input[CONF_POLLING_TIMEOUT] < 1:
+                return self.async_abort(reason="invalid_timeout")
+            
+            # Validate max retries
+            if user_input[CONF_MAX_RETRIES] < 1:
+                return self.async_abort(reason="invalid_retries")
+
+            self.hass.config_entries.async_update_entry(
                 self.config_entry,
                 data={
                     **self.config_entry.data,
                     **{
                         CONF_USE_CONTROLS: user_input[CONF_USE_CONTROLS],
+                        CONF_PERSISTENT_CONN: user_input[CONF_PERSISTENT_CONN],
+                        CONF_POLLING_INTERVAL: user_input[CONF_POLLING_INTERVAL],
+                        CONF_POLLING_TIMEOUT: user_input[CONF_POLLING_TIMEOUT],
+                        CONF_MAX_RETRIES: user_input[CONF_MAX_RETRIES],
+                        CONF_ENCRYPTION: user_input[CONF_ENCRYPTION],
                     },
                 },
             )
-            if changed is False:
-                _LOGGER.error(
-                    "Method OptionsFlowHandler.async_step_init: Config entry %s has not been changed",
-                    self.config_entry.entry_id,
-                )
             return self.async_create_entry(
                 title="",
                 data={
                     CONF_USE_CONTROLS: user_input[CONF_USE_CONTROLS],
+                    CONF_PERSISTENT_CONN: user_input[CONF_PERSISTENT_CONN],
+                    CONF_POLLING_INTERVAL: user_input[CONF_POLLING_INTERVAL],
+                    CONF_POLLING_TIMEOUT: user_input[CONF_POLLING_TIMEOUT],
+                    CONF_MAX_RETRIES: user_input[CONF_MAX_RETRIES],
+                    CONF_ENCRYPTION: user_input[CONF_ENCRYPTION],
                 },
             )
 
@@ -137,6 +185,26 @@ class OptionsFlowHandler(config_entries.OptionsFlow):
                         CONF_USE_CONTROLS,
                         default=self.config_entry.data.get(CONF_USE_CONTROLS, False),
                     ): selector.BooleanSelector(),
+                    vol.Required(
+                        CONF_PERSISTENT_CONN,
+                        default=self.config_entry.data.get(CONF_PERSISTENT_CONN, False),
+                    ): selector.BooleanSelector(),
+                    vol.Required(
+                        CONF_POLLING_INTERVAL,
+                        default=self.config_entry.data.get(CONF_POLLING_INTERVAL, 20),
+                    ): int,
+                    vol.Required(
+                        CONF_POLLING_TIMEOUT,
+                        default=self.config_entry.data.get(CONF_POLLING_TIMEOUT, 45),
+                    ): int,
+                    vol.Required(
+                        CONF_MAX_RETRIES,
+                        default=self.config_entry.data.get(CONF_MAX_RETRIES, 5),
+                    ): int,
+                    vol.Required(
+                        CONF_ENCRYPTION,
+                        default=self.config_entry.data.get(CONF_ENCRYPTION, False),
+                    ): selector.BooleanSelector(),
                 }
             ),
         )

custom_components/bluetti_bt/const.py

@@ -1,19 +1,40 @@
 """Constants for the Bluetti BT integration."""
 
-from bluetti_mqtt.mqtt_client import MqttFieldConfig, MqttFieldType
-
 DOMAIN = "bluetti_bt"
 MANUFACTURER = "Bluetti"
 
 CONF_OPTIONS = "options"
 CONF_USE_CONTROLS = "use_controls"
+CONF_PERSISTENT_CONN = "persistent_conn"
+CONF_POLLING_INTERVAL = "polling_interval"
+CONF_POLLING_TIMEOUT = "polling_timeout"
+CONF_MAX_RETRIES = "max_retries"
+CONF_ENCRYPTION = "use_encryption"
 
 DATA_COORDINATOR = "coordinator"
 DATA_POLLING_RUNNING = "polling_running"
 
+SUPPORTED_MODELS = [
+    "AC60",
+    "AC200M",
+    "AC300",
+    "AC500",
+    "EB3A",
+    "EP500",
+    "EP500P",
+    "EP600",
+    "EP760",
+    "AC180P",
+]
+
 CONTROL_FIELDS = [
-    "ac_output_on",
+    "ac_output_on_switch",
-    "dc_output_on",
+    "dc_output_on_switch",
+    "power_off",
+    "eco_on",
+    "power_lifting_on",
+    "grid_enhancement_mode_on",
+    "silent_charging_on",
 ]
 
 DIAGNOSTIC_FIELDS = [
@@ -22,439 +43,13 @@ DIAGNOSTIC_FIELDS = [
     "max_ac_output_power",
     "max_ac_output_current",
     "bcu_version",
+    "dsp_version",
+    "arm_version",
     "safety_module_version",
     "high_voltage_module_version",
+    "power_generation",
+    "total_ac_consumption",
+    "total_grid_consumption",
+    "total_grid_feed",
+    "ac_input_voltage",
 ]
-
-ADDITIONAL_DEVICE_FIELDS = {
-    "max_ac_input_power": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Max AC Input Power per Phase",
-        },
-    ),
-    "max_ac_input_current": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Max AC Input Current per Phase",
-        },
-    ),
-    "max_ac_output_power": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Max AC Output Power per Phase",
-        },
-    ),
-    "max_ac_output_current": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Max AC Output Current per Phase",
-        },
-    ),
-    "bcu_version": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={"name": "BCU Version"},
-    ),
-    "safety_module_version": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={"name": "Safety Module Version"},
-    ),
-    "high_voltage_module_version": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={"name": "High Voltage Safety Module Version"},
-    ),
-    "adl400_ac_input_power_phase1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "ADL400 AC Input Power Phase 1",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "adl400_ac_input_power_phase2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "ADL400 AC Input Power Phase 2",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "adl400_ac_input_power_phase3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "ADL400 AC Input Power Phase 3",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "adl400_ac_input_voltage_phase1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "ADL400 AC Input Voltage Phase 1",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "adl400_ac_input_voltage_phase2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "ADL400 AC Input Voltage Phase 2",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "adl400_ac_input_voltage_phase3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "ADL400 AC Input Voltage Phase 3",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_voltage_phase1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Voltage Phase 1",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_voltage_phase2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Voltage Phase 2",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_voltage_phase3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Voltage Phase 3",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_current_phase1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Current Phase 1",
-            "unit_of_measurement": "A",
-            "device_class": "current",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_current_phase2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Current Phase 2",
-            "unit_of_measurement": "A",
-            "device_class": "current",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_current_phase3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Current Phase 3",
-            "unit_of_measurement": "A",
-            "device_class": "current",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_power_phase1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Power Phase 1",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_power_phase2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Power Phase 2",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "grid_input_power_phase3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Grid Input Power Phase 3",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_frequency": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Frequency",
-            "unit_of_measurement": "Hz",
-            "device_class": "frequency",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_voltage_phase1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Voltage Phase 1",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_voltage_phase2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Voltage Phase 2",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_voltage_phase3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Voltage Phase 3",
-            "unit_of_measurement": "V",
-            "device_class": "voltage",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_power_phase1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Power Phase 1",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_power_phase2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Power Phase 2",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_power_phase3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Power Phase 3",
-            "unit_of_measurement": "W",
-            "device_class": "power",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_current_phase1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Current Phase 1",
-            "unit_of_measurement": "A",
-            "device_class": "current",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_current_phase2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Current Phase 2",
-            "unit_of_measurement": "A",
-            "device_class": "current",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "ac_output_current_phase3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "AC Output Current Phase 3",
-            "unit_of_measurement": "A",
-            "device_class": "current",
-            "state_class": "measurement",
-            "force_update": True,
-        },
-    ),
-    "testing0": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 0",
-        },
-    ),
-    "testing1": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 1",
-        },
-    ),
-    "testing2": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 2",
-        },
-    ),
-    "testing3": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 3",
-        },
-    ),
-    "testing4": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 4",
-        },
-    ),
-    "testing5": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 5",
-        },
-    ),
-    "testing6": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 6",
-        },
-    ),
-    "testing7": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 7",
-        },
-    ),
-    "testing8": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 8",
-        },
-    ),
-    "testing9": MqttFieldConfig(
-        type=MqttFieldType.NUMERIC,
-        setter=False,
-        advanced=False,
-        home_assistant_extra={
-            "name": "Register Testing 9",
-        },
-    ),
-}

custom_components/bluetti_bt/coordinator.py

@@ -1,14 +1,11 @@
 """Coordinator for Bluetti integration."""
 
 from __future__ import annotations
-from typing import List, cast
 
-import asyncio
 from datetime import timedelta
 import logging
-import async_timeout
 
-from bleak import BleakClient, BleakError
+from bleak import BleakClient
 
 from homeassistant.components import bluetooth
 from homeassistant.core import HomeAssistant
@@ -16,135 +13,56 @@ from homeassistant.helpers.update_coordinator import (
     DataUpdateCoordinator,
 )
 
-from bluetti_mqtt.bluetooth.client import BluetoothClient
+from .bluetti_bt_lib.bluetooth.device_reader import DeviceReader
-from bluetti_mqtt.bluetooth import (
+from .bluetti_bt_lib.utils.device_builder import build_device
-    BadConnectionError,
-    ModbusError,
-    ParseError,
-    build_device,
-)
-from bluetti_mqtt.core.devices.bluetti_device import BluettiDevice
-from bluetti_mqtt.core.commands import ReadHoldingRegisters
 
-from .const import DATA_POLLING_RUNNING, DOMAIN
+from .utils import mac_loggable
 
 _LOGGER = logging.getLogger(__name__)
 
 
-class DummyDevice(BluettiDevice):
-    """Dummy device used to add more fields to existing devices.
-
-    Changes made here are only temporary and should also be
-    contributed to https://github.com/warhammerkid/bluetti_mqtt
-    """
-
-    def __init__(self, device: BluettiDevice):
-        """Init dummy device with real device."""
-        self.struct = device.struct
-
-        if device.type == "EP600":
-            # ADL400 Smart Meter for AC Solar
-            self.struct.add_uint_field("adl400_ac_input_power_phase1", 1228)
-            self.struct.add_uint_field("adl400_ac_input_power_phase2", 1236)
-            self.struct.add_uint_field("adl400_ac_input_power_phase3", 1244)
-            self.struct.add_decimal_field("adl400_ac_input_voltage_phase1", 1229, 1)
-            self.struct.add_decimal_field("adl400_ac_input_voltage_phase2", 1237, 1)
-            self.struct.add_decimal_field("adl400_ac_input_voltage_phase3", 1245, 1)
-            # Grid Input
-            self.struct.add_decimal_field("grid_input_frequency", 1300, 1)
-            self.struct.add_uint_field("grid_input_power_phase1", 1313)
-            self.struct.add_uint_field("grid_input_power_phase2", 1319)
-            self.struct.add_uint_field("grid_input_power_phase3", 1325)
-            self.struct.add_decimal_field("grid_input_voltage_phase1", 1314, 1)
-            self.struct.add_decimal_field("grid_input_voltage_phase2", 1320, 1)
-            self.struct.add_decimal_field("grid_input_voltage_phase3", 1326, 1)
-            self.struct.add_decimal_field("grid_input_current_phase1", 1315, 1)
-            self.struct.add_decimal_field("grid_input_current_phase2", 1321, 1)
-            self.struct.add_decimal_field("grid_input_current_phase3", 1327, 1)
-            # EP600 AC Output
-            self.struct.add_decimal_field("ac_output_frequency", 1500, 1)
-            self.struct.add_uint_field("ac_output_power_phase1", 1510)
-            self.struct.add_uint_field("ac_output_power_phase2", 1517)
-            self.struct.add_uint_field("ac_output_power_phase3", 1524)
-            self.struct.add_decimal_field("ac_output_voltage_phase1", 1511, 1)
-            self.struct.add_decimal_field("ac_output_voltage_phase2", 1518, 1)
-            self.struct.add_decimal_field("ac_output_voltage_phase3", 1525, 1)
-            self.struct.add_decimal_field("ac_output_current_phase1", 1512, 1)
-            self.struct.add_decimal_field("ac_output_current_phase2", 1519, 1)
-            self.struct.add_decimal_field("ac_output_current_phase3", 1526, 1)
-            # Testing
-            # for i in range(0, 10):
-            #      self.struct.add_decimal_field("testing"+str(i), 1520+i, 1)
-
-        super().__init__(device.address, device.type, device.sn)
-        self._parent = device
-
-    @property
-    def polling_commands(self) -> List[ReadHoldingRegisters]:
-        if self.type == "EP600":
-            return [
-                ReadHoldingRegisters(100, 62),
-                ReadHoldingRegisters(1228, 19),
-                ReadHoldingRegisters(1300, 28),
-                ReadHoldingRegisters(1500, 27),
-                ReadHoldingRegisters(2022, 6),
-                ReadHoldingRegisters(2213, 4),
-                # Battery
-                ReadHoldingRegisters(6101, 7),
-                ReadHoldingRegisters(6175, 11),
-                # Testing
-                # ReadHoldingRegisters(100, 62),
-                # ReadHoldingRegisters(1100, 51),
-                # ReadHoldingRegisters(1200, 80),
-                # ReadHoldingRegisters(1300, 31),
-                # ReadHoldingRegisters(1400, 48),
-                # ReadHoldingRegisters(1500, 30),
-                # ReadHoldingRegisters(2000, 89),
-                # ReadHoldingRegisters(2200, 41),
-                # ReadHoldingRegisters(2300, 36),
-                # ReadHoldingRegisters(6000, 32),
-                # ReadHoldingRegisters(6100, 100),
-                # ReadHoldingRegisters(6300, 100),
-            ]
-
-        return self._parent.polling_commands
-
-    @property
-    def pack_polling_commands(self) -> List[ReadHoldingRegisters]:
-        return self._parent.pack_logging_commands
-
-    @property
-    def logging_commands(self) -> List[ReadHoldingRegisters]:
-        return self._parent.logging_commands
-
-    @property
-    def pack_logging_commands(self) -> List[ReadHoldingRegisters]:
-        return self._parent.pack_logging_commands
-
-    @property
-    def writable_ranges(self) -> List[range]:
-        return self._parent.writable_ranges
-
-
 class PollingCoordinator(DataUpdateCoordinator):
     """Polling coordinator."""
 
-    def __init__(self, hass: HomeAssistant, address, device_name: str):
+    def __init__(
+        self,
+        hass: HomeAssistant,
+        address: str,
+        device_name: str,
+        polling_interval: int,
+        persistent_conn: bool,
+        polling_timeout: int,
+        max_retries: int,
+        encrypted: bool,
+    ):
         """Initialize coordinator."""
         super().__init__(
             hass,
             _LOGGER,
             name="Bluetti polling coordinator",
-            update_interval=timedelta(seconds=20),
+            update_interval=timedelta(seconds=polling_interval),
         )
-        self._address = address
+
-        self.notify_future = None
+        self.address = address
-        self.current_command = None
+
-        self.notify_response = bytearray()
+        # Create client
+        self.logger.debug("Creating client")
+        device = bluetooth.async_ble_device_from_address(hass, address)
+        if device is None:
+            self.logger.error("Device %s not available", mac_loggable(address))
+            return None
+        client = BleakClient(device)
         bluetti_device = build_device(address, device_name)
 
-        # Add or modify device fields
+        self.reader = DeviceReader(
-        self.bluetti_device = DummyDevice(bluetti_device)
+            client,
+            bluetti_device,
+            self.hass.loop.create_future,
+            persistent_conn=persistent_conn,
+            polling_timeout=polling_timeout,
+            max_retries=max_retries,
+            encrypted=encrypted,
+        )
 
     async def _async_update_data(self):
         """Fetch data from API endpoint.
@@ -152,112 +70,11 @@ class PollingCoordinator(DataUpdateCoordinator):
         This is the place to pre-process the data to lookup tables
         so entities can quickly look up their data.
         """
-        self.hass.data[DOMAIN][self.config_entry.entry_id][DATA_POLLING_RUNNING] = True
 
-        self.logger.debug("Polling data")
+        # Check if device is connected
-
+        if bluetooth.async_address_present(self.hass, self.address, connectable=True) is False:
-        device = bluetooth.async_ble_device_from_address(self.hass, self._address)
+            self.logger.warning("Device not connected")
-        if device is None:
+            self.last_update_success = False
-            self.logger.error("Device %s not available", self._address)
             return None
 
-        if self.bluetti_device is None:
+        return await self.reader.read_data()
-            self.logger.error("Device type for %s not found", self._address)
-            return None
-
-        # Polling
-        client = BleakClient(device)
-        parsed_data: dict = {}
-
-        try:
-            async with async_timeout.timeout(15):
-                await client.connect()
-
-                await client.start_notify(
-                    BluetoothClient.NOTIFY_UUID, self._notification_handler
-                )
-
-                for command in self.bluetti_device.polling_commands:
-                    try:
-                        # Prepare to make request
-                        self.current_command = command
-                        self.notify_future = self.hass.loop.create_future()
-                        self.notify_response = bytearray()
-
-                        # Make request
-                        self.logger.debug("Requesting %s", command)
-                        await client.write_gatt_char(
-                            BluetoothClient.WRITE_UUID, bytes(command)
-                        )
-
-                        # Wait for response
-                        res = await asyncio.wait_for(
-                            self.notify_future, timeout=BluetoothClient.RESPONSE_TIMEOUT
-                        )
-
-                        # Process data
-                        self.logger.debug("Got %s bytes", len(res))
-                        response = cast(bytes, res)
-                        body = command.parse_response(response)
-                        parsed = self.bluetti_device.parse(
-                            command.starting_address, body
-                        )
-
-                        self.logger.debug("Parsed data: %s", parsed)
-                        parsed_data.update(parsed)
-
-                    except TimeoutError:
-                        self.logger.warning(
-                            "Polling timed out (address: %s)", self._address
-                        )
-                    except ParseError:
-                        self.logger.warning("Got a parse exception...")
-                    except ModbusError as err:
-                        self.logger.warning(
-                            "Got an invalid request error for %s: %s",
-                            command,
-                            err,
-                        )
-                    except (BadConnectionError, BleakError) as err:
-                        self.logger.warning(
-                            "Needed to disconnect due to error: %s (This can also be the case if you used device controls)", err
-                        )
-        except TimeoutError:
-            self.logger.warning("Polling timed out for device %s", self._address)
-            return None
-        except BleakError as err:
-            self.logger.warning("Bleak error: %s", err)
-            return None
-        finally:
-            await client.disconnect()
-
-        self.hass.data[DOMAIN][self.config_entry.entry_id][DATA_POLLING_RUNNING] = False
-
-        # Pass data back to sensors
-        return parsed_data
-
-    def _notification_handler(self, _sender: int, data: bytearray):
-        """Handle bt data."""
-
-        # Ignore notifications we don't expect
-        if not self.notify_future or self.notify_future.done():
-            return
-
-        # If something went wrong, we might get weird data.
-        if data == b"AT+NAME?\r" or data == b"AT+ADV?\r":
-            err = BadConnectionError("Got AT+ notification")
-            self.notify_future.set_exception(err)
-            return
-
-        # Save data
-        self.notify_response.extend(data)
-
-        if len(self.notify_response) == self.current_command.response_size():
-            if self.current_command.is_valid_response(self.notify_response):
-                self.notify_future.set_result(self.notify_response)
-            else:
-                self.notify_future.set_exception(ParseError("Failed checksum"))
-        elif self.current_command.is_exception_response(self.notify_response):
-            # We got a MODBUS command exception
-            msg = f"MODBUS Exception {self.current_command}: {self.notify_response[2]}"
-            self.notify_future.set_exception(ModbusError(msg))

custom_components/bluetti_bt/manifest.json

@@ -2,21 +2,27 @@
     "domain": "bluetti_bt",
     "name": "Bluetti BT",
     "bluetooth": [
+        { "local_name": "AC60*" },
+        { "local_name": "AC70*" },
+        { "local_name": "AC180*" },
+        { "local_name": "AC200L*" },
         { "local_name": "AC200M*" },
         { "local_name": "AC300*" },
         { "local_name": "AC500*" },
-        { "local_name": "AC60*" },
         { "local_name": "EB3A*" },
         { "local_name": "EP500*" },
-        { "local_name": "EP600*" }
+        { "local_name": "EP600*" },
+        { "local_name": "EP760*" },
+        { "local_name": "EP800*" },
+        { "local_name": "PBOX*" }
     ],
     "codeowners": ["@Patrick762"],
     "config_flow": true,
-    "dependencies": ["bluetooth"],
+    "dependencies": ["bluetooth_adapters"],
     "documentation": "https://github.com/Patrick762/hassio-bluetti-bt",
     "integration_type": "device",
     "iot_class": "local_polling",
     "issue_tracker": "https://github.com/Patrick762/hassio-bluetti-bt/issues",
-    "requirements": ["bluetti_mqtt==0.15.0"],
+    "requirements": [],
-    "version": "0.0.8"
+    "version": "0.1.4"
 }

custom_components/bluetti_bt/sensor.py

@@ -6,32 +6,25 @@ from enum import Enum
 import logging
 from decimal import Decimal
 
-from homeassistant.components.sensor import SensorEntity, CONF_STATE_CLASS
+from homeassistant.components.sensor import SensorEntity
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.const import (
     CONF_ADDRESS,
     CONF_NAME,
-    CONF_UNIT_OF_MEASUREMENT,
-    CONF_DEVICE_CLASS,
     EntityCategory,
 )
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.entity import DeviceInfo
-from homeassistant.helpers.update_coordinator import (
+from homeassistant.helpers.update_coordinator import CoordinatorEntity
-    CoordinatorEntity,
-)
 
-from bluetti_mqtt.bluetooth import build_device
+from .bluetti_bt_lib.field_attributes import FIELD_ATTRIBUTES, PACK_FIELD_ATTRIBUTES, FieldType
-from bluetti_mqtt.mqtt_client import (
+from .bluetti_bt_lib.utils.device_builder import build_device
-    NORMAL_DEVICE_FIELDS,
-    DC_INPUT_FIELDS,
-    MqttFieldType,
-)
 
 from . import device_info as dev_info, get_unique_id
-from .const import DATA_COORDINATOR, DOMAIN, CONF_OPTIONS, DIAGNOSTIC_FIELDS, ADDITIONAL_DEVICE_FIELDS
+from .const import DATA_COORDINATOR, DOMAIN, DIAGNOSTIC_FIELDS
-from .coordinator import PollingCoordinator, DummyDevice
+from .coordinator import PollingCoordinator
+from .utils import unique_id_loggable
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -52,40 +45,45 @@ async def async_setup_entry(
 
     # Add sensors according to device_info
     bluetti_device = build_device(address, device_name)
-    bluetti_device = DummyDevice(bluetti_device)
 
     sensors_to_add = []
-    all_fields = NORMAL_DEVICE_FIELDS
+    all_fields = FIELD_ATTRIBUTES
-    all_fields.update(DC_INPUT_FIELDS)
+
-    all_fields.update(ADDITIONAL_DEVICE_FIELDS)
+    if len(bluetti_device.pack_polling_commands) > 0:
+        # add pack fields for device
+        _LOGGER.info("Device type(%s) pack_num_max(%s)", bluetti_device.type, bluetti_device.pack_num_max)
+        for pack in range (1, bluetti_device.pack_num_max + 1):
+            for name, field in PACK_FIELD_ATTRIBUTES(pack).items():
+                all_fields.update({name+str(pack): field})
+
     for field_key, field_config in all_fields.items():
-        if bluetti_device.has_field(field_key):
+        if bluetti_device.has_field(field_key) or (len(bluetti_device.pack_polling_commands) > 0 and field_key.startswith("pack_")):
             category = None
             if field_config.setter is True or field_key in DIAGNOSTIC_FIELDS:
                 category = EntityCategory.DIAGNOSTIC
-            if field_config.type == MqttFieldType.NUMERIC:
+            if field_config.type == FieldType.NUMERIC:
                 sensors_to_add.append(
                     BluettiSensor(
                         hass.data[DOMAIN][entry.entry_id][DATA_COORDINATOR],
                         device_info,
                         address,
                         field_key,
-                        field_config.home_assistant_extra.get(CONF_NAME, ""),
+                        field_config.name,
-                        field_config.home_assistant_extra.get(CONF_UNIT_OF_MEASUREMENT),
+                        field_config.unit_of_measurement,
-                        field_config.home_assistant_extra.get(CONF_DEVICE_CLASS),
+                        field_config.device_class,
-                        field_config.home_assistant_extra.get(CONF_STATE_CLASS),
+                        field_config.state_class,
                         category=category,
                     )
                 )
-            elif field_config.type == MqttFieldType.ENUM:
+            elif field_config.type == FieldType.ENUM:
                 sensors_to_add.append(
                     BluettiSensor(
                         hass.data[DOMAIN][entry.entry_id][DATA_COORDINATOR],
                         device_info,
                         address,
                         field_key,
-                        field_config.home_assistant_extra.get(CONF_NAME, ""),
+                        field_config.name,
-                        options=field_config.home_assistant_extra.get(CONF_OPTIONS),
+                        options=[o.value for o in field_config.options],
                         category=category,
                     )
                 )
@@ -112,12 +110,14 @@ class BluettiSensor(CoordinatorEntity, SensorEntity):
         """Init battery entity."""
         super().__init__(coordinator)
 
+        self._attr_has_entity_name = True
         e_name = f"{device_info.get('name')} {name}"
         self._address = address
         self._response_key = response_key
+        self._unavailable_counter = 0
 
         self._attr_device_info = device_info
-        self._attr_name = e_name
+        self._attr_name = name
         self._attr_available = False
         self._attr_unique_id = get_unique_id(e_name)
         self._attr_native_unit_of_measurement = unit_of_measurement
@@ -126,20 +126,58 @@ class BluettiSensor(CoordinatorEntity, SensorEntity):
         self._attr_entity_category = category
         self._options = options
 
+    @property
+    def available(self) -> bool:
+        """Return if entity is available."""
+        return self._attr_available
+
+    def _set_available(self):
+        """Set sensor as available."""
+        self._attr_available = True
+        self._unavailable_counter = 0
+        self._attr_extra_state_attributes = {}
+        self.async_write_ha_state()
+
+    def _set_unavailable(self, cause: str = "Unknown"):
+        """Set sensor as unavailable."""
+        self._unavailable_counter += 1
+
+        self._attr_extra_state_attributes = {
+            "unavailable_counter": self._unavailable_counter,
+            "unavailable_cause": cause,
+        }
+
+        if self._unavailable_counter >= 5:
+            self._attr_available = False
+
+        self.async_write_ha_state()
+
     @callback
     def _handle_coordinator_update(self) -> None:
         """Handle updated data from the coordinator."""
-        _LOGGER.debug("Updating state of %s", self._attr_unique_id)
+
-        if not isinstance(self.coordinator.data, dict):
+        if self.coordinator.reader.persistent_conn and not self.coordinator.reader.client.is_connected:
-            _LOGGER.error(
+            return
-                "Invalid data from coordinator (sensor.%s)", self._attr_unique_id
+
+        if self.coordinator.data is None:
+            _LOGGER.debug(
+                "Data from coordinator is None",
             )
-            self._attr_available = False
+            self._set_unavailable("Data is None")
+            return
+
+        _LOGGER.debug("Updating state of %s", unique_id_loggable(self._attr_unique_id))
+        if not isinstance(self.coordinator.data, dict):
+            _LOGGER.warning(
+                "Invalid data from coordinator (sensor.%s)", unique_id_loggable(self._attr_unique_id)
+            )
+            self._set_unavailable("Invalid data")
             return
 
         response_data = self.coordinator.data.get(self._response_key)
         if response_data is None:
-            self._attr_available = False
+            _LOGGER.debug("No data for available for (%s)", self._response_key)
+            self._set_unavailable("No data")
             return
 
         if (
@@ -151,23 +189,22 @@ class BluettiSensor(CoordinatorEntity, SensorEntity):
         ):
             _LOGGER.warning(
                 "Invalid response data type from coordinator (sensor.%s): %s has type %s",
-                self._attr_unique_id,
+                unique_id_loggable(self._attr_unique_id),
                 response_data,
                 type(response_data),
             )
-            self._attr_available = False
+            self._set_unavailable("Invalid data type")
             return
 
-        self._attr_available = True
+        self._set_available()
 
         # Different for enum and numeric
         if (
             self._options is not None
             and isinstance(response_data, Enum)
-            and response_data.value < len(self._options)
         ):
             # Enum
-            self._attr_native_value = self._options[response_data.value]
+            self._attr_native_value = response_data.name
         else:
             # Numeric
             self._attr_native_value = response_data

custom_components/bluetti_bt/switch.py

@@ -6,7 +6,7 @@ import asyncio
 import logging
 import async_timeout
 
-from bleak import BleakClient, BleakError
+from bleak import BleakError
 
 from homeassistant.components import bluetooth
 from homeassistant.components.switch import SwitchEntity, SwitchDeviceClass
@@ -23,18 +23,15 @@ from homeassistant.helpers.update_coordinator import (
     CoordinatorEntity,
 )
 
-from bluetti_mqtt.bluetooth import build_device
+from .bluetti_bt_lib.base_devices.BluettiDevice import BluettiDevice
-from bluetti_mqtt.bluetooth.client import BluetoothClient
+from .bluetti_bt_lib.const import WRITE_UUID
-from bluetti_mqtt.core.devices.bluetti_device import BluettiDevice
+from .bluetti_bt_lib.field_attributes import FIELD_ATTRIBUTES, PACK_FIELD_ATTRIBUTES, FieldType
-from bluetti_mqtt.mqtt_client import (
+from .bluetti_bt_lib.utils.device_builder import build_device
-    NORMAL_DEVICE_FIELDS,
-    DC_INPUT_FIELDS,
-    MqttFieldType,
-)
 
 from . import device_info as dev_info, get_unique_id
-from .const import CONTROL_FIELDS, DATA_COORDINATOR, DATA_POLLING_RUNNING, DOMAIN, ADDITIONAL_DEVICE_FIELDS
+from .const import CONTROL_FIELDS, DATA_COORDINATOR, DOMAIN
-from .coordinator import PollingCoordinator, DummyDevice
+from .coordinator import PollingCoordinator
+from .utils import mac_loggable, unique_id_loggable
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -50,20 +47,17 @@ async def async_setup_entry(
         _LOGGER.error("Device has no address")
 
     # Generate device info
-    _LOGGER.info("Creating sensors for device with address %s", address)
+    _LOGGER.info("Creating switches for device with address %s", address)
     device_info = dev_info(entry)
 
     # Add sensors according to device_info
     bluetti_device = build_device(address, device_name)
-    bluetti_device = DummyDevice(bluetti_device)
 
     sensors_to_add = []
-    all_fields = NORMAL_DEVICE_FIELDS
+    all_fields = FIELD_ATTRIBUTES
-    all_fields.update(DC_INPUT_FIELDS)
-    all_fields.update(ADDITIONAL_DEVICE_FIELDS)
     for field_key, field_config in all_fields.items():
         if bluetti_device.has_field(field_key):
-            if field_config.type == MqttFieldType.BOOL:
+            if field_config.type == FieldType.BOOL:
                 if field_config.setter is True and field_key in CONTROL_FIELDS:
                     sensors_to_add.append(
                         BluettiSwitch(
@@ -72,7 +66,7 @@ async def async_setup_entry(
                             device_info,
                             address,
                             field_key,
-                            field_config.home_assistant_extra.get(CONF_NAME, ""),
+                            field_config.name,
                             entry.entry_id
                         )
                     )
@@ -98,41 +92,57 @@ class BluettiSwitch(CoordinatorEntity, SwitchEntity):
         super().__init__(coordinator)
 
         self._bluetti_device = bluetti_device
+        self._coordinator = coordinator
+        self._client = coordinator.reader.client
+        self._polling_lock = coordinator.reader.polling_lock
         e_name = f"{device_info.get('name')} {name}"
         self._address = address
         self._response_key = response_key
         self._entry_id = entry_id
 
         self._attr_device_info = device_info
-        self._attr_name = e_name
+        self._attr_has_entity_name = True
+        self._attr_name = name
         self._attr_available = False
         self._attr_unique_id = get_unique_id(e_name)
         self._attr_entity_category = category
         self._attr_device_class = SwitchDeviceClass.OUTLET
 
+    @property
+    def available(self) -> bool:
+        """Return if entity is available."""
+        return self._attr_available
+
     @callback
     def _handle_coordinator_update(self) -> None:
         """Handle updated data from the coordinator."""
-        _LOGGER.debug("Updating state of %s", self._attr_unique_id)
+
+        if self.coordinator.reader.persistent_conn and not self.coordinator.reader.client.is_connected:
+            return
+
+        _LOGGER.debug("Updating state of %s", unique_id_loggable(self._attr_unique_id))
         if not isinstance(self.coordinator.data, dict):
-            _LOGGER.error(
+            _LOGGER.debug(
-                "Invalid data from coordinator (sensor.%s)", self._attr_unique_id
+                "Invalid data from coordinator (switch.%s)", unique_id_loggable(self._attr_unique_id)
             )
             self._attr_available = False
+            self.async_write_ha_state()
             return
 
         response_data = self.coordinator.data.get(self._response_key)
         if response_data is None:
             self._attr_available = False
+            self.async_write_ha_state()
             return
 
         if not isinstance(response_data, bool):
             _LOGGER.warning(
-                "Invalid response data type from coordinator (sensor.%s): %s",
+                "Invalid response data type from coordinator (switch.%s): %s",
-                self._attr_unique_id,
+                unique_id_loggable(self._attr_unique_id),
                 response_data,
             )
             self._attr_available = False
+            self.async_write_ha_state()
             return
 
         self._attr_available = True
@@ -141,48 +151,42 @@ class BluettiSwitch(CoordinatorEntity, SwitchEntity):
 
     async def async_turn_on(self, **kwargs):
         """Turn the entity on."""
-        _LOGGER.debug("Turn on %s on %s", self._response_key, self._address)
+        _LOGGER.debug("Turn on %s on %s", self._response_key, mac_loggable(self._address))
         await self.write_to_device(True)
 
     async def async_turn_off(self, **kwargs):
         """Turn the entity off."""
-        _LOGGER.debug("Turn off %s on %s", self._response_key, self._address)
+        _LOGGER.debug("Turn off %s on %s", self._response_key, mac_loggable(self._address))
         await self.write_to_device(False)
 
     async def write_to_device(self, state: bool):
         """Write to device."""
-        device = bluetooth.async_ble_device_from_address(self.hass, self._address)
-        if device is None:
-            _LOGGER.error("Device %s not available", self._address)
-            return
-
         command = self._bluetti_device.build_setter_command(self._response_key, state)
 
-        # Wait until polling is done
+        async with self._polling_lock:
-        while self.hass.data[DOMAIN][self._entry_id][DATA_POLLING_RUNNING] is True:
-            _LOGGER.debug("Waiting for polling to finish...")
-            asyncio.sleep(1)
-
-        client = BleakClient(device)
             try:
                 async with async_timeout.timeout(15):
-                await client.connect()
+                    if not self._client.is_connected:
+                        await self._client.connect()
 
                     # Send command
-                await client.write_gatt_char(
+                    _LOGGER.debug("Requesting %s (%s,%s)", command, self._response_key, state)
-                    BluetoothClient.WRITE_UUID, bytes(command)
+                    await self._client.write_gatt_char(
+                        WRITE_UUID, bytes(command)
                     )
 
                     # Wait until device has changed value, otherwise reading register might reset it
                     await asyncio.sleep(5)
 
             except TimeoutError:
-            _LOGGER.error("Timed out for device %s", self._address)
+                _LOGGER.error("Timed out for device %s", mac_loggable(self._address))
                 return None
             except BleakError as err:
                 _LOGGER.error("Bleak error: %s", err)
                 return None
             finally:
-            await client.disconnect()
+                # Disconnect if connection not persistant
+                if not self._coordinator.reader.persistent_conn:
+                    await self._client.disconnect()
 
         await self.coordinator.async_request_refresh()

custom_components/bluetti_bt/translations/de.json

@@ -1,11 +1,31 @@
 {
+  "config": {
+    "step": {
+      "user": {
+        "data": {
+          "address": "Gerät",
+          "type": "Modell (erforderlich bei PBOX Geräten)"
+        }
+      }
+    }
+  },
   "options": {
     "step": {
       "init": {
         "data": {
-          "use_controls": "Steuerung aktivieren (auf eigenes Risiko)"
+          "use_controls": "Steuerung aktivieren (auf eigenes Risiko)",
+          "persistent_conn": "Dauerhafte Verbindung (Neustart erforderlich)",
+          "polling_interval": "Datenabruf-Intervall in Sekunden (Neustart erforderlich)",
+          "polling_timeout": "Datenabruf-Timeout in Sekunden (Neustart erforderlich)",
+          "max_retries": "Maximale Verbindungsversuche (Neustart erforderlich)",
+          "use_encryption": "Verschlüsselte Verbindung (erforderlich für neue Firmware-Versionen)"
         }
       }
+    },
+    "abort": {
+      "invalid_interval": "Ungültiger Datenabruf-Intervall. Verwende 5 Sekunden oder mehr",
+      "invalid_timeout": "Ungültiger Datenabruf-Timeout. Verwende 1 Sekunde oder mehr",
+      "invalid_retries": "Ungültige maximale Verbindungsversuche. Verwende 1 oder mehr"
     }
   }
 }

custom_components/bluetti_bt/translations/en.json

@@ -1,11 +1,31 @@
 {
+  "config": {
+    "step": {
+      "user": {
+        "data": {
+          "address": "Device",
+          "type": "Model (required for PBOX devices)"
+        }
+      }
+    }
+  },
   "options": {
     "step": {
       "init": {
         "data": {
-          "use_controls": "Use controls (use at own risk)"
+          "use_controls": "Use controls (use at own risk)",
+          "persistent_conn": "Persistent connection (restart required)",
+          "polling_interval": "Polling interval in seconds (restart required)",
+          "polling_timeout": "Polling timeout in seconds (restart required)",
+          "max_retries": "Maximum amount of connection retries (restart required)",
+          "use_encryption": "Encrypted connection (necessary for latest firmware versions)"
         }
       }
+    },
+    "abort": {
+      "invalid_interval": "Invalid polling interval. Use 5 seconds or more",
+      "invalid_timeout": "Invalid polling timeout. Use 1 second or more",
+      "invalid_retries": "Invalid max retries. Use 1 or more"
     }
   }
 }

custom_components/bluetti_bt/translations/pt.json

@@ -0,0 +1,16 @@
+{
+  "options": {
+    "step": {
+      "init": {
+        "data": {
+          "use_controls": "Usar os comandos",
+          "persistent_conn": "Ligação presistente (necessario reninciar)",
+          "polling_interval": "Intervalo deatualização (necessario reninciar)"
+        }
+      }
+    },
+    "abort": {
+      "invalid_interval": "Valor invalido . Tem de ser no minimo 5 segundos"
+    }
+  }
+}

custom_components/bluetti_bt/utils.py

@@ -0,0 +1,12 @@
+"""Tools."""
+
+def mac_loggable(mac: str) -> str:
+    """Remove parts of the mac address for logging."""
+    splitted = mac.split(":")
+    return "XX:XX:XX:XX:XX:" + splitted[-1]
+
+def unique_id_loggable(unique_id: str) -> str:
+    """Remove parts of the unique id for logging."""
+    splitted = unique_id.split("_", maxsplit=1)
+    serial = splitted[0][:6]
+    return serial + "XXXXXXXXXX" + splitted[1]

deploy.bat

@@ -1 +0,0 @@
-robocopy .\custom_components\bluetti_bt T:\custom_components\bluetti_bt /E

deploy.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+# This script is only for development purposes
+
+sudo rm -rf /var/ha_config/custom_components/*/__pycache__
+sudo cp -r ./custom_components/* /var/ha_config/custom_components/
+docker restart homeassistant
+docker logs -f homeassistant

requirements.txt

@@ -0,0 +1,12 @@
+homeassistant
+bleak_retry_connector
+pyserial
+bluetooth_auto_recovery
+crcmod
+typing
+asyncio
+logging
+bleak
+async_timeout
+aiousbwatcher
+pyasn1

test.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+# Execute unittests of python library inside docker
+sudo docker build --progress=plain -t bluetti-bt-tests .

tests/device_builder_test.py

@@ -0,0 +1,151 @@
+"""Unittest for device builder."""
+
+import unittest
+
+from custom_components.bluetti_bt.bluetti_bt_lib.utils.device_builder import build_device
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac60 import AC60
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac70 import AC70
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac70p import AC70P
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac180 import AC180
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac180p import AC180P
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac200l import AC200L
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac200m import AC200M
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac300 import AC300
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ac500 import AC500
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.eb3a import EB3A
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ep500 import EP500
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ep500p import EP500P
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ep600 import EP600
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ep760 import EP760
+from custom_components.bluetti_bt.bluetti_bt_lib.devices.ep800 import EP800
+
+
+class TestDeviceBuilder(unittest.TestCase):
+    def test_build_Unknow(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "PBOX56786746478"
+        with self.assertRaises(TypeError):
+            build_device(bt_addr, bt_name)
+
+    def test_build_ac60(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC6056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC60)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ac70(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC7056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC70)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ac70p(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC70P56786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC70P)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ac180(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC18056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC180)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ac180p(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC180P56786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC180P)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ac200l(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC200L56786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC200L)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ac200m(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC200M56786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC200M)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ac300(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC30056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC300)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ac500(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "AC50056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, AC500)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_eb3a(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "EB3A56786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, EB3A)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ep500(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "EP50056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, EP500)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_ep500p(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "EP500P56786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, EP500P)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_EP600(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "EP60056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, EP600)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_EP760(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "EP76056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, EP760)
+        self.assertEqual(built.address, bt_addr)
+
+    def test_build_EP800(self):
+        bt_addr = "aa:bb:cc:dd:ee:ff"
+        bt_name = "EP80056786746478"
+        built = build_device(bt_addr, bt_name)
+
+        self.assertIsInstance(built, EP800)
+        self.assertEqual(built.address, bt_addr)
+
+if __name__ == '__main__':
+    unittest.main()

tests/device_struct_test.py

@@ -0,0 +1,24 @@
+"""Unittest for device struct."""
+
+import unittest
+
+from custom_components.bluetti_bt.bluetti_bt_lib.utils.commands import ReadHoldingRegisters
+from custom_components.bluetti_bt.bluetti_bt_lib.utils.struct import DeviceStruct
+
+class TestDeviceStruct(unittest.TestCase):
+    def test_get_read_holding_registers(self):
+        struct = DeviceStruct()
+
+        struct.add_swap_string_field("device_type", 110, 6)
+        struct.add_sn_field("serial_number", 116)
+        struct.add_decimal_field(
+            "power_generation", 154, 1
+        )
+        struct.add_uint_field("total_battery_percent", 102)
+
+        registers = struct.get_read_holding_registers()
+
+        self.assertGreater(len(registers), 0)
+
+        for reg in registers:
+            self.assertIsInstance(reg, ReadHoldingRegisters)