chore(deps): update dependency pymodbus to >=3.0.2,<3.12.0

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This PR contains the following updates:

Package	Change	Age	Confidence
pymodbus	>=3.0.2,<3.7.0 -> >=3.0.2,<3.12.0

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Release Notes

pymodbus-dev/pymodbus (pymodbus)

v3.11.3

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• Coverage 100% (using no cover, when needed). (#​2783)
• Create pypi alias for home-assistant. (#​2782)
• Bump utilities in pyproject.toml. (#​2780)
• Fix pymodbus.simulator. (#​2773)

v3.11.2

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• Clarify documentation on reconnect_delay (#​2769)
• Solve CI complaints. (#​2766)
• Coverage not allowed below 99.5%. (#​2765)
• Test coverage global 100%. (#​2764)
• Test coverage simulator 100%. (#​2763)
• Test coverage server 100%. (#​2760)
• Fix python3.14 deprecation. (#​2759)
• Test coverage datastore 100%. (#​2757)
• Context test failed due to function code overwritten. (#​2758)
• Test coverage transaction 100%. (#​2756)
• Test coverage pdu 100%. (#​2755)
• Framer test 100%. (#​2754)
• llow sub_function_code is custom PDU. (#​2753)
• Generate pdu table direct. (#​2752)
• Clean pdu lookup in simulator. (#​2751)
• diag sub_function_code is 2 bytes. (#​2750)
• Requesthandler ignore missing devices logging (#​2749)
• Simplify pdu lookup. (#​2745)
• Missing coma in string representation of ModbusPDU (#​2748)
• Correct "install uv". (#​2744)
• Suppress aiohttp missing. (#​2743)
• Remove garbage bytes in serial comm. (#​2741)
• Test now included python 3.14.
• Stricter types with pyright (#​2731)

v3.11.1

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• Auto debug in case of an error. (#​2738)
• Remove duplicate log lines. (#​2736)
• Remove unused callback in ServerRequestHandler (#​2737)
• test on Python 3.14 (#​2735)
• Validate address in all datastores. (#​2733)
• Use asyncio.Event to deterministically ensure simulator start (#​2734)
• Ignore lockfile (#​2730)
• Link api_changes/changelog to README.
• Add note about semver.org.
• Datastore, add typing to set/get. (#​2729)
• Move exception codes to constants. (#​2728)
• Move ExceptionResponse to proper file. (#​2727)
• make base frame signature match subclasses (#​2726)
• Switch from venv+pip to uv (#​2723)
• Cleanup CI configuration (#​2724)
• Simplify code flow for broadcast requests (#​2720)
• Fix serial_forwarder.py from examples/contrib (#​2715)
• Remove discord. (#​2714)

v3.11.0

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• Correct bit handling (each byte is LSB->MSB). (#​2707)
• read_input_registers docstring change count to regs (#​2704)
• Add dev_id/tid check in clients (#​2711)

v3.10.0

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• Raise runtimeerror if listen() fails. (#​2697)
• Correct values parameter in setValues. (#​2696)
• Correct return from getValues. (#​2695)
• Add request fc to exceptionResponse. (#​2694)
• DummyProtocol is not async (#​2686)
• Handle "little" for multiple values in to_registers (#​2678)
• Remove unused const. (#​2676)
• Add retries to ModbusPDU class (#​2672)
• Don't invoke trace_connect callback twice (#​2670)
• ensure unpacking of proper length during decoding (#​2664) (#​2665)
• README clean-up (#​2659)
• Bump coverage to 95,5% (#​2658)
• Simplify response rejection. (#​2657)
• Bump coverage to 93%. (#​2656)
• Solve ModbusDeviceContext bug. (#​2653)
• Bit handling LSB -> MSB across bytes. (#​2634)
• Change slave to device_id and slave= to device_id=. (#​2600)
• Remove payload. (#​2524)

v3.9.2

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• Reactivate simulator validate. (#​2643)
• Don't bool-test explicit datastores (#​2638)
• Test and hard delayed response test. (#​2636)
• Update simulator doc. (#​2635)
• SimData update
• Officially working towards 4.0.0

v3.9.1

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• Correct byte order in bits. (#​2631)

v3.9.0

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• Correct bit handling internally and in API. (#​2627)
• default argument ModbusSequentialDataBlock (#​2622)
• Fix exception error message for decoding response (#​2618)
• Expose exception_code to API. (#​2615)
• Simplify ruff config (#​2611)
• Documentation dont fixed. (#​2605)
• sum() can operate on an Iterator directly (#​2610)
• SimData update. (#​2601)
• StartServer custom_functions -> custom_pdu.
• Update pyproject.toml to remove python 3.9.
• Remove validate() from datastores. (#​2595)
• Python 3.9 is EOL, not supported actively. (#​2596)
• correct handle_local_echo for sync client. (#​2593)
• devcontainer, automatic install. (#​2583)
• Don't set_result on completed futures. (#​2582)
• Flush recv_buffer before each transaction write. (#​2581)
• Add missing trace. (#​2578)
• Update github actions. (#​2579)

v3.8.6

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• Allow id=0 and check if response.id == request.id. (#​2572)

v3.8.5

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• New simulator is WIP, not to be used. (#​2568)
• dev_id=0 no response expected (returns ExceptionResponse(0xff)). (#​2567)
• New simulator datastore. (#​2535)

v3.8.4

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• Parameterize string encoding in convert_to_registers and convert_from_registers (#​2558)
• Fix client modbus function calls in remote by adding count as keyword argument (#​2563)
• Fix exception text in ModbusPDU.validateAddress (#​2551)
• Typo arround no_response_expected (#​2550)
• Trace new connection in server. (#​2549)
• Add trace to server.
• Update misleading DATATYPE text. (#​2547)
• Fix pylint.
• Clarify server usage.
• Solve instable transaction testing. (#​2538)

v3.8.3

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• Remove deprecate from payload. (#​2532)
• Add background parameter to servers. (#​2529)
• Split async_io.py and simplify server start/stop. (#​2528)
• Update custom_msg example to include server. (#​2527)
• Move repl doc to repl repo. (#​2522)
• Add API to set max until disconnect. (#​2521)

v3.8.2

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• Asyncio future removed from sync client. (#​2514)

v3.8.1

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• Convert endianness (#​2506)
• Fix sync serial client, loop. (#​2510)
• Correct future. (#​2507)
• Correct #​2501 (#​2504)
• Raise exception on no response in async client. (#​2502)
• re-instatiate Future on reconnect (#​2501)
• Remove all trailing zeroes during string decoding (#​2493)
• Fix too many sync client log messages. (#​2491)

v3.8.0

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• slave_id -> dev_id (internally). (#​2486)
• Pin python 3.13.0 and update ruff. (#​2487)
• Add documentation link to README. (#​2483)
• Add datatype bits to convert_to/from_registers. (#​2480)
• Add trace API to server. (#​2479)
• Add trace API for client. (#​2478)
• Integrate TransactionManager in server. (#​2475)
• Rename test/sub. (#​2473)
• Check server closes file descriptors. (#​2472)
• Update http_server.py (#​2471)
• Restrict write_registers etc to list[int]. (#​2469)
• Write_registers/pdu typing again. (#​2468)
• Remove ModbusExceptions enum. (#​2467)
• Add special ssl socket handling of "no data". (#​2466)
• Add tip that values= will be modified to list[int]. (#​2465)
• client 100% test coverage (#​2396)
• Extend TransactionManager to handle sync. (#​2457)
• Add convert_from to simple examples. (#​2458)
• New async transaction manager. (#​2453)
• Deprecate BinaryPayloadDecoder / BinaryPayloadBuilder. (#​2456)
• Correct close for server transport. (#​2455)
• RTU frame problem, when received split. (#​2452)
• pdu, 100% coverage. (#​2450)
• Refactor PDU, add strong typing to base classes. (#​2438)
• Enforce keyword only parameters. (#​2448)
• Fix read_device_information with sync client. (#​2441)
• Simplify syncTransactionManager. (#​2443)
• Import examples direct. (#​2442)
• rename ModbusExceptions enums to legal constants. (#​2436)
• Add typing to examples. (#​2435)
• Refactor PDU diag. (#​2421)
• Fix client lock, Parallel API calls are not permitted. (#​2434)
• Ensure accept_no_response_limit > retries. (#​2433)
• Check client and frametype. (#​2426)
• Add MDAP to TLS frame. (#​2425)
• Clean/Finalize testing for bit functions. (#​2420)
• Simplify pdu bit, remove skip_encode. (#​2417)
• remove zero_mode parameter. (#​2354)
• Prepare refactor messages. (#​2416)
• Fixed handle local echo in serialserver (#​2415)
• Correct minor framer/pdu errors. (#​2407)
• Rtu decode frames without byte count. (#​2412)
• Improve type of parameter values of write_registers (#​2411)
• PDU lookupClass work with sub function code. (#​2410)
• Correct wait_next_api link in README. (#​2406)

v3.7.4

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• Clean PDU init. (#​2399)
• Wrong close, when transaction do not match. (#​2401)
• Remove unmaintained (not working) example contributions. (#​2400)
• All pdu (incl. function code) tests to pdu directory. (#​2397)
• Add no_response_expected argument to requests (#​2385)
• Resubmit: Don't close/reopen tcp connection on single modbus message timeout (#​2350)
• 100% test coverage for PDU. (#​2394)
• Type DecodePDU. (#​2392)
• Update to use DecodePDU. (#​2391)
• Client/Server decoder renamed and moved to pdu. (#​2390)
• Move client/server decoder to pdu. (#​2388)
• Introducing PyModbus Guru on Gurubase.io (#​2387)
• Remove IllegalFunctionRequest. (#​2384)
• remove ModbusResponse. (#​2383)
• Add typing to pdu base classes. (#​2380)
• Updated roadmap.
• remove databuffer from framer. (#​2379)
• Improve retries for sync client. (#​2377)
• Move process test to framer tests (#​2376)
• Framer do not check ids (#​2375)
• Remove callback from framer. (#​2374)
• Auto fill device ids for clients. (#​2372)
• Reenable multidrop tests. (#​2370)
• write_register/s accept bytes or int. (#​2369)
• roadmap corrections.
• Added roadmap (not written in stone). (#​2367)
• Update README to show python 3.13.
• Test on Python 3.13 (#​2366)
• Use @​abstractmethod (#​2365)
• Corrected smaller documentation bugs. (#​2364)
• README as landing page in readthedocs. (#​2363)

v3.7.3

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• 100% test coverage of framers (#​2359)
• Framer, final touches. (#​2360)
• Readme file renamed (#​2357)
• Remove old framers (#​2358)
• frameProcessIncomingPacket removed (#​2355)
• Cleanup framers (reduce old_framers) (#​2342)
• Run CI on PR targeted at wait_next_api.
• Sync client, allow unknown recv msg size. (#​2353)
• integrate old rtu framer in new framer (#​2344)
• Update README.rst (#​2351)
• Client.close should not allow reconnect= (#​2347)
• Remove async client.idle_time(). (#​2349)
• Client doc, add common methods (base). (#​2348)
• Reset receive buffer with send(). (#​2343)
• Remove unused protocol_id from pdu (#​2340)
• CI run on demand on non-protected branches. (#​2339)
• Server listener and client connections have is_server set. (#​2338)
• Reopen listener in server if disconnected. (#​2337)
• Regroup test. (#​2335)
• Improve docs around sync clients and reconnection (#​2321)
• transport 100% test coverage (again) (#​2333)
• Update actions to new node.js. (#​2332)
• Bump 3rd party (#​2331)
• Documentation on_connect_callback (#​2324)
• Fixes the unexpected implementation of the ModbusSerialClient.connected property (#​2327)
• Forward error responses instead of timing out. (#​2329)
• Add stacklevel=2 to logging functions (#​2330)
• Fix encoding & decoding of ReadFileRecordResponse (#​2319)
• Improvements for example/contib/solar (#​2318)
• Update solar.py (#​2316)
• Remove double conversion in int (#​2315)
• Complete pull request #​2310 (#​2312)
• fixed type hints for write_register and write_registers (#​2309)
• Remove _header from framers. (#​2305)

v3.7.2

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• Correct README
• Rename branch wait3.8.0 to wait_next_API

v3.7.1

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• Better error message, when pyserial is missing.
• Slave=0 will return first response, used to identify device address. (#​2298)
• Feature/add simulator api skeleton (#​2274)
• Correct max. read size for registers. (#​2295)
• Ruff complains, due to upgrade. (#​2296)
• Properly process 'slaves' argument (#​2292)
• Update repl requirement to >= 2.0.4 (#​2291)
• Fix aiohttp < 3.9.0 (#​2289)
• Simplify framer test setup (#​2290)
• Clean up ModbusControlBlock (#​2288)
• example docstrings diag_message -> pdu.diag_message (#​2286)
• Explain version schema (#​2284)
• Add more testing for WriteRegisters. (#​2280)
• Proof for issue 2273. (#​2277)
• Update simulator tests. (#​2276)

v3.7.0

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• Remove unneeded client parameters. (#​2272)
• simulator: Fix context single parameter (#​2264)
• buildPacket can be used for Request and Response (#​2262)
• More descriptive decoder exceptions (#​2260)
• Cleanup ReadWriteMultipleRegistersResponse and testing (#​2261)
• Feature/simulator addressing (#​2258)
• Framer optimization (apart from RTU). (#​2146)
• Use mock.patch.object to avoid protected access errors. (#​2251)
• Fix some mypy type checking errors in test_transaction.py (#​2250)
• Update check for windows platform (#​2247)
• Logging 100% coverage. (#​2248)
• CI, Block draft PRs to use CPU minutes. (#​2245, #​2246)
• Remove kwargs client. (#​2243, #​2244, #​2257)
• remove kwargs PDU messagees. (#​2240)
• Remove message_generator example (not part of API). (#​2239)
• Update dev dependencies (#​2241)
• Fix ruff check in CI (#​2242)
• Remove kwargs. (#​2236, #​2237)
• Simulator config, kwargs -> parameters. (#​2235)
• Refactor transaction handling to better separate async and sync code. (#​2232)
• Simplify some BinaryPayload pack operations (#​2224)
• Fix writing to serial (rs485) on windows os. (#​2191)
• Remember to remove serial writer. (#​2209)
• Transaction_id for serial == 0. (#​2208)
• Solve pylint error.
• Sync TLS needs time before reading frame (#​2186)
• Update transaction.py (#​2174)
• PDU classes --> pymodbus/pdu. (#​2160)
• Speed up no data detection. (#​2150)
• RTU decode hunt part. (#​2138)
• Dislodge client classes from modbusProtocol. (#​2137)
• Merge new message layer and old framer directory. (#​2135)
• Coverage == 91%. (#​2132)
• Remove binary_framer. (#​2130)
• on_reconnect_callback --> on_connect_callback. (#​2122)
• Remove certfile,keyfile,password from TLS client. (#​2121)
• Drop support for python 3.8 (#​2112)

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