OK, you'll definitely believe, moles are crazy. You would ask, for what do you need a laboratory power supply that is controlled by your smart home (Home Assistant)? It's easy,…
Smart Home Controlled Joy-IT Lab Power Supply

OK, you'll definitely believe, moles are crazy. You would ask, for what do you need a laboratory power supply that is controlled by your smart home (Home Assistant)? It's easy,…
Introduction Previously on this series, a payload was obtained from a meter over the EN13757 protocol. Chapter 6.3, in a nutshell, means a variable-sized array of data blocks. Each block…
Good day dudes and dudettes! I'm into software system architecture at least as much as I'm into coding. Otherwise, I could go on forever and a day about myself but…
OK Guys, this could turn out to be a very long post since it will condense the work I've done over the past year in my basement. Maybe you will…
After migrating from iobroker to Home Assistant, I lost the level of my oil tank in my smart home, being forced to have a look into the smartphone app. That…
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…
After some discussion on the home assistant community forum about ESPhome and the M-Bus and the M-Bus in general, I decided to write a little post about the baiscs of…
I just thought about implemententing a small ESPhome based ultrasound water level module, when I realized, that I have none of my modules left. Maybe I gave the last one…
A few days ago, I received an IEC 62196 to Schuko (German Plug) adapter, to be able to draw 230V from a wall-box or public charger. I'll replace the Schuko…
Everybody playing around with hardware that has a serial port and is not located close to the desk will sooner or later run into the problem, that the wire simply…