ESPHome OpenTherm

This is an example of a integration with a OpenTherm boiler using ESPHome and the Ihor Melnyk or DIYLESS OpenTherm Adapter

Installation

• Copy the content of this repository to your ESPHome folder
• Make sure the pin numbers are right, check the file opentherm_component.h in the esphome-opentherm folder.
• Edit the opentherm.yaml file:
  • Make sure the board and device settings are correct for your device
  • Set the sensor entity_id with the external temperature sensor's name from Home Assistant. (The ESPHome sensor name is temperature_sensor).
• Flash the ESP and configure in Home Assistant. It should be auto-discovered by the ESPHome Integration.