APsystems intégration ECU 2160XXX

[complex1 (Frank)]

Have you read this fantastic thread explaining how to connect an ECU-R 2160xxx with home assistant?

APsystems APS ECU R local inverters data pull

So i’ve been looking around to have solar data inside HA without using cloud api from APSystems. The newer versions of the ECU-R dont have a webinterface anymore, so that was no longer an option. Together with some other folks, I first started to trace the data pull from their own ECU app, which normally only connects when the local WIFI SSID is enabled. This showed it pulled binary data over TCP layer on port 8899. After some time we found most bytes to be usefull and i created a first python …