The following standard Modbus function codes are supported:

  • 01 – Read Coil Status
  • 02 – Read Input Status
  • 03 – Read Holding Registers
  • 04 – Read Input Registers
  • 05 – Read Single Coil
  • 06 – Preset Single Register
  • 15 – Force Multiple Coils
  • 16 – Preset Multiple Registers
Last modified: 25 October 2023