Dank je Martinus. Looking thru the source gave me that impression already. Since in 2.0.0 a clear separation is made between the data gathering part and the data transmission part, I hoped that chooing another "controller" would do the trick. Not :( I do need a serial (blub with P1 message...

Hi. New here. I'm trying to get an ESP-01 with ESPeasy 2.0.0-dev8 configured in such a way that it will accept the P1 message from my smart meter (LandysGyr 4.2) and PUBlish it, as is, to my MQTT server/broker on a Raspberry pi. Publishing sysinfo/uptime works fine. The hardware to invert the serial...