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OpenDTU

Software for ESP32 to talk to Hoymiles Inverters

WIZnet

Published August 07, 2023 · © GNU General Public License, version 3 or later (GPL3+)

Original author: tbnobody · GermanyOriginal source (new tab)

OpenDTU

Components

Hardware components
W5500

WIZnet - W5500

x 1

WIZnet parts

Project description

OpenDTU is a project that provides a way to connect ESP32 devices to Hoymiles inverters. It uses the MQTT protocol to send and receive data, and it can be used to monitor the inverter's status, control its settings, and receive notifications.

The project is open source, and it is available on GitHub. It is well-documented, and there is a active community of users and developers.

Here are some of the features of OpenDTU:

  • Support for a variety of Hoymiles inverters
  • MQTT communication
  • Monitoring of inverter status
  • Control of inverter settings
  • Notification of events

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