If you bought one of my modules recently, it is also worth looking at the how-to project page for this module :-) Find a video how to assemble the board…
Reverse Engineering the Buderus KM271 – And Making It WiFi-Flying on ESPhome and Home Assistant
Getting Rid of Nasty Underground Neighbours – IoT Mouse Trap
As a mole, you sometimes have the same problems like humans: Nasty neighbours. In my case, mice. I have a cat named Tommy (his full name is Thomas Alva Edison…
Crying on Open Waters – A Piece of HW for AhoyDTU and Reading the Hoymiles Inverters
It's quite some time ago, I wrote my last blog post. But I had a lot to do and there have been quite action, creating some material for new posts.…
In The Heat Of The Night – 1-Wire Temperature Sensor Directly Immersed
As always, I want to first quickly explain, what brought me to that project... If you look around in different stores and on aliexpress, you can find a ton of…
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,…
The Remote Serial Debugging Nightmare
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…
Pushing the Rectangle Through the Round – Develop With RIOT OS on Windows – Doing The Impossible
Work in progress As many of you, I also have Windows 10 natively on my Notebook and don't want to switch to Linux, every time, I do some development that…
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…
Angular Web App on ESP32
In progress... TL;DR (take me to the battle field) Introduction and Motivation In some recent project, we added some ESP32 to replace wired communication with a BLE solution. Additionally, the…
ESP32-EVB, PlatformIO And ESP-IDF – Yet Another ESP32 tutorial
I already posted a tutorial on using the ESP32-EVB from olimex with Arduino. This time, I will provide the same with ESP-IDF, the original SDK from Espressif. Why I decided…