pymodbus-dev/pymodbus

Issues

• Modbus client continuously reading data even if it is not being written by the server at that frequency

  #2496 opened 17 days ago by GargiGit24
  2

• Multiple instance of Modbus server with different sockets

  #2494 opened 19 days ago by zplorer52
  1

• Noisy warning and possible non-persistent connection issue

  #2490 opened 20 days ago by oliver-rew
  1

• Modbus connect successful but fail for read_input_registers and read_holding_registers

  #2482 opened a month ago by mintheinwin
  7

• Minor : Typo in doc string StartXXXServer

  #2477 opened a month ago by maximeLeurent
  1

• Questions an amateur

  #2445 opened 2 months ago by jimlynnjulian
  8

• Async TCP Server opens too many file descriptors on repeated client connect

  #2462 opened a month ago by Doeme
  17

• Error when starting the simulator with device_id set for server in setup.json

  #2470 opened a month ago by ChPfisterer
  1

• ModbusClientMixin.write_registers typing could be loosened

  #2459 opened a month ago by vfazio
  16

• Modbus Error: [Input/Output] The operation did not complete (read) (_ssl.c:2578)

  #2463 opened a month ago by alainzhiyanov
  6

• ModbusTcpClient constructor BC break between 3.6.9 and 3.7.0

  #2283 opened 5 months ago by rtek
  15

• ModbusServerRequestHandler connection objects are not removed from parent server.active_connections when connection closed or lost

  #2454 opened 2 months ago by JimWiesler
  1

• initialization fails with custom port: FRAMER_NAME_TO_CLASS[framer] ->KeyError: THE_CUSTOM_PORT_NUMBER

  #2449 opened 2 months ago by tpd-opitz
  2

• Data loss, but can't find the error

  #2437 opened 2 months ago by Alex-Gans
  13

• api write_coils returns Exception

  #2440 opened 2 months ago by andyhebiao
  3

• asyncio lock in client misbehaving

  #2432 opened 2 months ago by peufeu2
  9

• Connection lost when one slave does not respond

  #2431 opened 2 months ago by peufeu2
  4

• Modbus TLS ADU Packets faulty recv with 8 Bytes packets? Why not read the complete frame?

  #2423 opened 2 months ago by hf81-ble
  8

• 16bit decode issue help wanted

  #2427 opened 2 months ago by TristanLowell
  0

• Typing: Output of BinaryPayloadBuilder.build() is type list[bytes] but client.mixin.ModbusClientMixin.write_registers expects list[bytes | int]

  #2422 opened 2 months ago by alexatothermo
  1

• struct.error: required argument is not an integer

  #2368 opened 3 months ago by MAKOMO
  6

• struct.error: required argument is not an integer when sending list of bytes to write_registers in v3.7.4

  #2409 opened 2 months ago by willborghei
  2

• 404 for link to wait_next_API in README

  #2405 opened 2 months ago by MAKOMO
  1

• 3.7.3 has a delay in the serial communication

  #2398 opened 2 months ago by SaraEersel
  12

• Feedback about the removal of `broadcast_enable` in 3.7.0+

  #2378 opened 2 months ago by matesh
  8

• Reading registers from a Schneider Electric PM5340 with ModBus ID 255

  #2386 opened 2 months ago by saschaludwig
  10

• move transaction handling into framer socket.

  #2254 opened 2 months ago by janiversen
  5

• Modbus TCP crashed reading a PAC3220 after several hours

  #2373 opened 2 months ago by JuanPaEsAr
  6

• Modbus Error: [Input/Output] No Response received from the remote slave/Unable to decode response

  #2371 opened 3 months ago by joseph112
  31

• Integrate new framers and remove old_framer.

  #2278 opened 3 months ago by janiversen
  2

• Start/stop multiple servers

  #2341 opened 3 months ago by VDigitall
  1

• Async Serial Server does not reconnect after losing connection

  #2326 opened 3 months ago by peufeu2
  8

• ModbusTcpClient doesn't do reconnects?

  #2320 opened 3 months ago by camtarn
  7

• Modbus forwarder doesn't forward errors

  #2328 opened 3 months ago by smurfix
  1

• pymodbus server does not work when using rfc2217

  #2307 opened 4 months ago by nvincent-vossloh
  13

• Why does BinaryPayloadBuilder.add_bits flip bit order

  #2311 opened 4 months ago by MrWaloo
  8

• Type Hint for write_registers value parameter wrong?

  #2308 opened 4 months ago by rauberdaniel
  2

• Losing packets in modbus rtu

  #2306 opened 4 months ago by Gradhoc-aeimil
  6

• Unable to decode response Modbus Error

  #2303 opened 4 months ago by k-sartor
  10

• ImportError: cannot import name 'ModbusTcpClient' from 'pymodbus.client'

  #2304 opened 4 months ago by jsanchez73
  5

• v3.7.0 Coil read actually send broadcast write

  #2297 opened 4 months ago by ulfaric
  20

• Module 'serial' has no attribute 'serial_for_url' when using ModbusSerialClient

  #2293 opened 4 months ago by TowardtheStars
  2

• simulator fails with aiohttp < 3.9

  #2287 opened 5 months ago by alexrudd2
  1

• Issue reading several consecutive register with serial pymodbus simulator

  #2273 opened 5 months ago by Tamanar
  12

• Dealing with a device response that has a wrong length field

  #2266 opened 5 months ago by michael-sayapin
  5

• Question: Is it possible to set the object id count to 0x00 when reading device information

  #2271 opened 5 months ago by Atheer2104
  5

• Remove a forced close() and reconnect() on communication error

  #2269 opened 5 months ago by nrodday
  13

• pymodbus loops indefinitely over received frame

  #2265 opened 5 months ago by nrodday
  8

• "no response" or "incomplete message" when using sync client

  #2263 opened 5 months ago by 73jn
  15

• Server and client decoders handle exceptions differently

  #2259 opened 5 months ago by alexrudd2
  1