How to increase the verf of the motor driver board?

[William]

How to up/down the verf of the motor driver board?
Let's go!
The X/Y/Z motor driver board,refer to this pic

A30-A4988.png (1.43 MiB) Viewed 8512 times

And how to up/down the verf of the motor driver board?

Refer to this pic

A30-A4988-BLUE.png (872.66 KiB) Viewed 8512 times

The blue type of the A4988
Recommend verf of it is:
0.6V~0.9V
You should increase it by tightening the potentiometer(screw) if the verf less than the recommend verf.



The Red type of the A4988

ADJUST.png (206.02 KiB) Viewed 8512 times

Recommend verf of it is:
0.8V~1.1V
You should increase it by tightening the potentiometer(screw) if the verf less than the recommend verf.

[BR365]

What do you mean with "verf"?

I can't find this word in the dictionary.

[Gingko]

[quote=BR365 post_id=84093 time=1525810743 user_id=65265]
What do you mean with "verf"?

I can't find this word in the dictionary.
[/quote]

it means Voltage.

[_kaktus_]

The letters have changed, there should be Vref.
Reference voltage.