Arduino sketch to read and decrypt data from my smart meter operated by Wiener Netze with an ESP32 or ESP8266. Sends energy data via MQTT (e.g. to Home Assistant).
Arduino sketch to read and decrypt data from my smart meter operated by Wiener Netze with an ESP32 or ESP8266. Sends energy data via MQTT (e.g. to Home Assistant). NodeJS project for reading OBIS data ...