Integration Olimpia Splendid Fancoil

[aceindy]

I just saw this post passing by, and i remember some people where working in a heatpump in a thread from me…
Maybe there is some useful info there?

Midea branded AC’s with ESPhome (no cloud)

On this page I describe the modbus connections GitHub - Mosibi/Midea-heat-pump-ESPHome

Midea branded AC’s with ESPhome (no cloud)

I was able to get a Modbus link working to a Pioneer (rebadged Midea - 18K BTU) concealed duct unit using a TTL-RS485 adapter on a ESP8266. I modified the code here: GitHub - rikman122/esp8266_midea_RS485 to work with my 485 adapter (it has auto sense T/R) and my unit, which (as far as I can tell) reports all temps as F. Based on docs here: xye/xye: Reverse engineered information of protocol spoken on the XYE bus found on many AC indoor components of split VRF systems. Primary vendor seems to b…

(I myself use Olimpia Splendid AC’s)