A attempt to write down the protocol of the eQ3 / ELV MAX! Heating system

This protocol is implemented in various opensource projects.

• Openhab http://openhab.org
  • MAX! Binding https://github.com/openhab/openhab2/tree/master/addons/binding/org.openhab.binding.max
  • maxcul binding https://github.com/openhab/openhab/tree/master/bundles/binding/org.openhab.binding.maxcul
• FHEM http://fhem.de

Various other implementations:

• Javascript decoding https://github.com/ivesdebruycker/maxcube
• Python https://github.com/aleszoulek/maxcube
• MQTT connection https://github.com/leachj/mqtt-maxcube
• CS https://github.com/bietiekay/hacs/tree/master/tools/MAXDebug
• Arduino https://github.com/autopower/thermeq3
• C https://github.com/KnuthLohse/MAXCPP
• NodeJS https://github.com/georg90/max-control

Currently the following messages are described

• H Message
• C Message
• M Message
• L Message
• S Message
• Q Message

If you want to contribute, pull requests are welcome!