Hey Freddy, hey all,
article worth reading since it explains the background of how a toolpath for a ZX+rotary axis is created from a 3D object.
Note that if you attach a rotary axis to the Onefinity CNC, usually you don’t need an additional axis (which would become available if you run both Y motors on one driver). You don’t even need four axis drivers, since the most-used rotary setup is to set the motors to X, A and Z axis, since you don’t need Y on such a setup: