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
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…