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Communicate with Hoymiles inverters via radio. Get actual values like power, current, daily energy and set parameters like the power limit via web interface or MQTT. In this repository you will find different approaches means Hardware / Software to realize the described functionalities.
Table of approaches:
| Board | MI | HM | HMS/HMT | comment | HowTo start |
|---|---|---|---|---|---|
| ESP8266/ESP32, C++ | ✔️ | ✔️ | coming soon✨ | 👈 the most effort is spent here | create your own DTU |
| Arduino Nano, C++ | ❌ | ✔️ | ❌ | ||
| Raspberry Pi, Python | ❌ | ✔️ | ❌ | ||
| Others, C/C++ | ❌ | ✔️ | ❌ |
Guide how to start with a ESP module
ESP Webinstaller (Edge / Chrome Browser only)
If you encounter issues use the issues here on github.
Please try to describe your issues as precise as possible and think about if this is a issue with the software here in the repository or other software components.
Contributors are always welcome!
- OpenDTU <- Our sister project ✨ for Hoymiles HM-300, HM-600, HM-1200 (for ESP32 only!)
- DTU Simulator <- Go here ✨ for Hoymiles MI-300, MI-600, MI-1200 Software (single inverter only)