I'll do some more captures later tonight and then update the thread again Here we are: [136,66,0,1,5,144,12,48] heating demand on [136,66,0,1,5,144,12,16] also demand on (different occasion) [136,66,0,1,5,144,12,0] heating demand off [136,66,0,1,5,144,2,0] night mode [188,187,72,1,5,144,1,0] [188 ...

I realise this is quite an old thread, at least in parts. I have a luaradio decoder for extracting x2d frames from the transmissions of a Delta Dore Tybox 33 (boiler thermostat), though I've really only got as far as making the checksum work and haven't yet discovered what the data bytes mean It's ...