Release Notes¶

v15.3.0¶

CRC check: Automatic validation of SML telegrams with auto-detection of the algorithm
MQTT only after valid data: No more zero values after reboot
64-bit OBIS fix: Correct handling of large meter readings (Long64)
IRAM optimization: Saves scarce IRAM on ESP8285
Longer strings: Variables up to 255 characters (previously 48)
Local variables: Better script modularization
FNN decoder (@##): Meter number in plain text instead of hex

First stable firmware version for the WattWächter WiFi/USB.