The firmware and updated manual are online!
Just go to the (arches) product page and download both files.
The manual includes a chapter with the instructions for the upgrading.
I hope that everything is clear.
One again, thanks to everyone that supported this and for your patience in waiting for the features you expected.
I hope that, as soon as you start playing with the complete features, it will be clear the sheer amount of effort we put into this.
It’s really something that have no parallel in today controllers.