A custom ESPHome firmware for M5Stack Basic (Core) to monitor and control a Navien Water Heater. The M5Stack interacts with the boiler indirectly via a Home Assistant-controlled Smart Plug.
-
Updated
Dec 25, 2025
A custom ESPHome firmware for M5Stack Basic (Core) to monitor and control a Navien Water Heater. The M5Stack interacts with the boiler indirectly via a Home Assistant-controlled Smart Plug.
Add a description, image, and links to the m5stak topic page so that developers can more easily learn about it.
To associate your repository with the m5stak topic, visit your repo's landing page and select "manage topics."