In this video, you will learn how to use the stepper motor driver, DRV8825.
Especially, the current setting for the driver is critical to the overall performance of the 3d printer.

This tutorial will give you a closeup illustration.

You can see full instructions in the link below.
https://www.instructables.com/id/Buil...

0:00 Intro
0:07Step 1. Setting the Jumpers
1:27 Step 2. Attaching the DRV8825
2:18 Step 3. Setting the Driver Current