Hi Oscar, i am trying to develop Mobus with Qextserialport too and i am starting now, i would like to help you developing your clases, i speak spanish, if you are interest you can email me to gmail, my user is erick.lglez
I hope we can help ich other.
Si puedes mandame lo que has hecho es para no comenzar desde zero...
Muchas gracias de antemano
Erick