Only at me such problem or at all? Excuse me for my English. I have made video.Will It can  clearly?
http://www.youtube.com/watch?v=vtoFV8v7IAM
If I turn a wheel quickly, data DRO increase. After a stop if I turn a wheel back on one step, data DRO should decrease. But I see another, data have increased by one step. Then all works well.
This problem have all?