heatronics
There are 3 repositories under heatronics topic.
emsesp/EMS-ESP
ESP8266 firmware to read and control EMS and Heatronic compatible equipment such as boilers, thermostats, solar modules, and heat pumps
norberts1/hometop_HT3
Pimp your heater.
norberts1/hometop_ht_transceiver
HW- and SW-parts to receive and transmit seriell data from/to heating-system