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  1. dma

    Tool Share / Feedback Wanted: Modbus Workbench - Open-source Modbus TCP/RTU testing & diagnostics tool

    Modbus Workbench v0.4.0 is out — the biggest update since we open-sourced it. Until now, Modbus Workbench could talk to Modbus devices. With this release, it can also act as a Modbus device and bridge real devices, so you can build, test, and demo a Modbus setup without extra hardware. What's...
  2. dma

    Tool Share / Feedback Wanted: Modbus Workbench - Open-source Modbus TCP/RTU testing & diagnostics tool

    Thanks — that's exactly who I built it for. If you do end up putting it to use, I'd genuinely value hearing what works and what's missing. v0.4.0 just added a TCP Simulator + Virtual Device + device gateway if that's relevant to your setup.
  3. dma

    ABB modbus need to help “ ABB water flow meter”

    Hi, From the photo, the burnt 16-pin IC looks like an NVE isolated RS-485 / fieldbus interface IC. Before replacing the IC, please verify: Trace the pins from the IC to the communication connector. Check whether only A/B bus lines are used or whether 4 bus lines are used. Confirm the IC...
  4. dma

    Tool Share / Feedback Wanted: Modbus Workbench - Open-source Modbus TCP/RTU testing & diagnostics tool

    Thanks! Looking forward to your feedback. Please share any issues or suggestions after you try it.
  5. dma

    Tool Share / Feedback Wanted: Modbus Workbench - Open-source Modbus TCP/RTU testing & diagnostics tool

    Hi everyone, I have recently open-sourced Modbus Workbench, a desktop tool for testing, monitoring, and diagnosing Modbus TCP/RTU devices. The goal is simple: make day-to-day Modbus work a little easier during development, commissioning, troubleshooting, and bench testing. Instead of switching...
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