The new marlin firmware has more settings for axis cloning. RC7.
But really series works like a dream, it is the correct way to do this. No chance of 1 axis losing a step, no need to waste your driver ports. http://www.vicious1.com/forum/topic/parallel-vs-series-on-your-steppers/
- This reply was modified 1 month, 2 weeks ago by vicious1.