ESP8266 / ESP32 Tasmota images and decumentation
https://ottelo.jimdofree.com/stromz%C3%A4hler-auslesen-tasmota/#Downloads
https://www.wispr-shop.de/produkt/wifi-ir-schreib-lesekopf-diy-set/

Smart Meter Interface configruation scripts
https://tasmota.github.io/docs/Smart-Meter-Interface/#emh-ehz-generation-k-sml

>D
>B

=>sensor53 r
>M 1
+1,3,s,0,9600,
1,77070100010800ff@1000,Total consumption,kWh,total_in,2
1,77070100020800ff@1000,Total feed-in,kWh,total_out,2
1,77070100100700ff@1,Power,W,power_curr,0
#

Tasmota Diagramme
https://github.com/ottelo9/tasmota-sml-script/

Tasmota Script Language Support
https://marketplace.visualstudio.com/items?itemName=StefanoBertini.tasmota-script-support#Automatic-script-upload

Firmware
https://github.com/ottelo9/tasmota-sml-images/releases