https://chuvash.eu/tags/homeassistant/ Recent content in HomeAssistant on CHUVASH.eu Hugo en-us Wed, 07 Oct 2026 19:14:09 +0200 https://chuvash.eu/2026/water-meter/ Wed, 07 Oct 2026 19:14:09 +0200 https://chuvash.eu/2026/water-meter/ A small DIY project to read a Kamstrup flowIQ 2200 water meter with ESP32 and CC1101, decrypt the Wireless M-Bus telegrams, publish them over MQTT, and bring the values into Home Assistant.