Work on 750-880

[Cyril-E]

I have tested it, they work on my 750-880
A this time is only on test, if they work fine, in one week, i put in production

[huwylphi]

Hi, on my 750-8202, it was not working well. Also I don't now if this repo is maintained(?). I decided to fork the version from Lugaresi/codesys2-mqtt-library. My repo would be this one. If you feel the need you can try this one too.