Steppers loud with replacement a4988 drivers? September 18, 2016 12:44AM |
Registered: 11 years ago Posts: 45 |
Re: Steppers loud with replacement a4988 drivers? September 18, 2016 03:51AM |
Registered: 9 years ago Posts: 5,232 |
Re: Steppers loud with replacement a4988 drivers? September 18, 2016 03:50PM |
Registered: 11 years ago Posts: 45 |
Quote
o_lampe
The Vref of your old drivers might not work for the new ones. Check if the new ones have the same shunt resistors. They can vary between 0.200 and 0.05 ohms ( reads R200, R100 or R050 )