LAN/WiFi interface for Boiler-System-Bus (BSB) and Local Process Bus (LPB) and Punkt-zu-Punkt Schnittstelle (PPS) with a Siemens(TM) controller used by Elco Thision, Brötje and similar heating systems
Why do you think that https://github.com/arendst/Sonoff-Tasmota is a good alternative to bsb_lan