Issues

• add function copy buffer or part to any

  4-20ma/ModbusMaster#206 · Filter by author Arut42 opened on Oct 13, 2025

• IDE: ARDUINO; HW: ESP32S3; read regs Continuously will cause timeout

  4-20ma/ModbusMaster#205 · Filter by author tmwckora opened on Sep 4, 2025

• is ModbusMaster compatible with GIGA R1 ?

  4-20ma/ModbusMaster#204 · Filter by author teldrive-jpg opened on Aug 4, 2025

• Multiple slave devices

  4-20ma/ModbusMaster#203 · Filter by author xor3x1 opened on Apr 15, 2025
  1

• Writing to modbus function 05

  4-20ma/ModbusMaster#202 · Filter by author Fluxanode opened on Mar 20, 2025
  2

• Compile issue warning in modbusmaster.cpp

  4-20ma/ModbusMaster#200 · Filter by author Fluxanode opened on Dec 3, 2024
  6

• Calculation error due to using uint16_t = 65535? 66.5kW = 0.5kW!

  4-20ma/ModbusMaster#199 · Filter by author ilya7zz opened on Nov 22, 2024
  7

• Compiler warning

  4-20ma/ModbusMaster#198 · Filter by author Fluxanode opened on Oct 23, 2024

• multiple slave id

  4-20ma/ModbusMaster#197 · Filter by author heydan98 opened on Sep 28, 2024
  2

• Giving portenta error

  4-20ma/ModbusMaster#196 · Filter by author DineshMudumala opened on Aug 28, 2024

• Report Slave ID

  4-20ma/ModbusMaster#195 · Filter by author ReAlMi7 opened on May 20, 2024

• MAX13487e - Error 227

  4-20ma/ModbusMaster#193 · Filter by author markvdberg0 opened on Mar 22, 2024

• [QUESTIONS] writemultipleregisters - possible to skip x addresses?

  4-20ma/ModbusMaster#192 · Filter by author JesperThorup opened on Mar 3, 2024

• Communication with PLC

  4-20ma/ModbusMaster#190 · Filter by author Stergios96T opened on Oct 23, 2023

• Pico W Readings From Read Holding Registers Not Stable

  4-20ma/ModbusMaster#188 · Filter by author mohdrais opened on Oct 2, 2023

• Modbus function 0x16 maskWriteRegister

  4-20ma/ModbusMaster#187 · Filter by author gcdw64 opened on Sep 5, 2023

• Possible to get raw data from slave?

  4-20ma/ModbusMaster#186 · Filter by author mbtgsm opened on Mar 1, 2023
  1

• Changing Slave ID

  4-20ma/ModbusMaster#183 · Filter by author elektroboard opened on Dec 30, 2022

• ReadHoldingRegisters takes 2seconds

  4-20ma/ModbusMaster#182 · Filter by author JODLatGit opened on Dec 8, 2022
  3

• Question about readWriteRegister example

  4-20ma/ModbusMaster#181 · Filter by author Fluxanode opened on Nov 29, 2022
  1

• Reading 32 bits number from two registers

  4-20ma/ModbusMaster#177 · Filter by author Fluxanode opened on Aug 18, 2022
  5

• CRC?

  4-20ma/ModbusMaster#176 · Filter by author Fluxanode opened on Aug 18, 2022
  1

• PIN ID

  4-20ma/ModbusMaster#175 · Filter by author Fluxanode opened on Jul 19, 2022
  4

• Issues uploading sketch to arduino and disconnecting pin 0

  4-20ma/ModbusMaster#174 · Filter by author GrahamWillsher opened on May 30, 2022

• Read Holding Registers returns 266 (Error)

  4-20ma/ModbusMaster#170 · Filter by author maharshi114 opened on Apr 5, 2022
  1