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Modbus RTU Tool – macOS

Year2025
CategoryDesktop Application
Client/PartnerPersonal Project

Overview

Lightweight Modbus RTU GUI for macOS, filling the gap where free utilities don't exist. Supports full read/write operations over RS485 with hex-level TX/RX logging for debugging.

Key Features

  • Auto-detection of USB–RS485 serial ports on macOS
  • Read/write holding and input registers via Modbus RTU
  • TX/RX hex logging for low-level frame inspection

Tech & Tools

PythonpymodbusCustomTkinterRS485

Documentation