It was a recent screwup, too new to have made it into a release. I had suddenly gotten very alarmed there,.

[SpenceKonde]

I just noticed I don't seem to be able to get PWM out of it in any way, shape. or form....unless I've done something very stupid...

[SpenceKonde]

I still don't entirely understand what I had managed to do that had so thoroughly broken this. It seemed like resetting out of split mode, then trying to re-enter it broke it in a major way... But the behavior wasn;t new