Issues

• Feature request: Adress and value together in a frame

  ClassicDIY/ModbusTool#54 · Filter by author umsmin opened on Feb 3, 2026
  1

• Please some function for ENDIAN settings.

  ClassicDIY/ModbusTool#53 · Filter by author Hiroki-H1974 opened on Nov 20, 2025

• Incorrect Version in Winget

  ClassicDIY/ModbusTool#52 · Filter by author tyler-macinnis opened on Jul 16, 2025
  1

• Meter resets

  ClassicDIY/ModbusTool#51 · Filter by author JVW105 opened on Oct 10, 2024
  1

• Boudrate

  ClassicDIY/ModbusTool#49 · Filter by author kjk25 opened on Aug 25, 2024
  1

• Feature request: Starting address and size should be updated in gui

  ClassicDIY/ModbusTool#48 · Filter by author greenscreenflicker opened on Aug 15, 2024

• Question

  ClassicDIY/ModbusTool#41 · Filter by author amavromanolis opened on Jun 5, 2024

• Can not enter IP Adress Version 2.1.0.0

  ClassicDIY/ModbusTool#39 · Filter by author Dave9912 opened on Mar 30, 2024
  4

• I can't choose any port name

  ClassicDIY/ModbusTool#38 · Filter by author LotusASec opened on Feb 6, 2024
  1

• Which Adresse i have to type into the field "start-Adress" and "size"?

  ClassicDIY/ModbusTool#37 · Filter by author thoath2 opened on Feb 1, 2024
  1

• Master (RTU mode) becomes unresponsive when no slave response after clicking Read coils

  ClassicDIY/ModbusTool#36 · Filter by author surfskidude opened on Jan 26, 2024

• Bug in modbusLib RTU Codec when message contains intermediate CRC

  ClassicDIY/ModbusTool#35 · Filter by author alexkthompson opened on Jan 3, 2024

• Feature request: Passive logging of modbus communication

  ClassicDIY/ModbusTool#34 · Filter by author cedric-airsupplies opened on Sep 25, 2023

• Throw exception when request has wrong quantity

  ClassicDIY/ModbusTool#32 · Filter by author kalwinskidawid opened on Aug 18, 2023

• Request: Entering addresses in hex

  ClassicDIY/ModbusTool#31 · Filter by author Hermarcel opened on Jul 20, 2023

• Failed to execute Write: Error Code 2

  ClassicDIY/ModbusTool#29 · Filter by author NicoCaldo opened on Mar 30, 2023
  2

• Sending requests simultaneously to slave

  ClassicDIY/ModbusTool#28 · Filter by author kalwinskidawid opened on Mar 22, 2023
  1

• readings became unavailable

  ClassicDIY/ModbusTool#27 · Filter by author FuL75 opened on Mar 19, 2023
  1

• Unable to see Communication log in screen 1366x768

  ClassicDIY/ModbusTool#26 · Filter by author IoTThinks opened on Mar 14, 2023
  1

• feat(installer): Support update feature in installer

  ClassicDIY/ModbusTool#23 · Filter by author ChangeTheCode opened on Aug 26, 2022

• Established connection was aborted by host

  ClassicDIY/ModbusTool#22 · Filter by author mjkl-gh opened on Apr 11, 2022
  4

• Will RTU over TCP be included?

  ClassicDIY/ModbusTool#21 · Filter by author HerrPausL opened on Jan 31, 2022
  5

• Writing / Reading Coil not working

  ClassicDIY/ModbusTool#12 · Filter by author 50Robban opened on Sep 26, 2019