I have been able to setup TeenAstro to steer my test motor in a proper way. It was as easy as you say, as soon as I had got the python configuration tool from François Desvallées.
The next step will be to try on the telescope mounts.
Thank you for the kind start help.
I don't know how long takes for the payment for the PCBs to arrive at your account, but it's on the way and you should get it the next few days.