Introduction First of all, why would you do this? Many people own an appartment and want to measure the heat, water, electricity flow to the people living there. Others just…
Taking Your M-Bus To The Next Level… MQTT
Reverse Engineering the Buderus KM217 – And Making It WiFi-Flying on ESPhome and Home Assistant
The PCB for this project was sponsored by PCBway. And I really liked what I received. I ordered a few times in the past and always received excellent PCBs from…
Limiting EV Charge SOC with go-echarger and Home Assistant
How to limit charging to a predefined SOC with go-echarger and Home Assistant if your car does not support this feature.
How to Wire an EV Wall-Box (the economic perspective)
Have you ever planned to install some wall-box for your new electric car? You have some technical/electrical skills but you are not sure, which wire to run from your building…
Think Sustainable, TH!NK City (reanimated) – Work in Progress
Ever heard about the TH!NK City electric car? No? Before I got asked to help bringing it to life again, I also didn't. In fact, if you do not count…
wmBus Meters And How To Get It Into Home Assistant
Recently, I decided to switch over to Home Assistant due to instability of iobroker. Maybe I had too many adapters, slaves or what else... Somehow it did not function properly…
Windows (was) just a pain
Since I use Linux at home and love to develop embedded, backend and (web)-fronteds within a real operating system, I sometimes get crazy at work, when I just search for…
Integrating wmBus devices into iobroker
Since I've replaced ioBroker with Home Assistant, I also wrote an article about integrating M-Bus devices via MQTT with HASS. Another post, doing the same with wmBus can be found…
The Magic Of Absolute Humidity
Introduction When we moved from our flat to our house back in 2015, I soon realized, that the old part of the house (built in the fifties) has some problems…
Kathrein EXIP 418 – Getting It Back To Work on Ubiquity Networks
I've installed a Kathrein Sat>IP-Server from Kathrein quite some time ago and it worked more or less flawlessly in the beginning. Also my Sat>IP-Receiver, I bought a few month ago…