Tracking the value of a potentiometer by stepping motor

[DaveX]

@suntchi56

So instead of 0.1 I can insert a higher value up to 1 or 2, perfect, thi

Yes, but the other direction: instead of 0.1, you could use 0.05 or 0.01 to decrease the variation. The EWMA alpha parameter should be in the range (0,1].