Diagram

Connections of the Arduino board, CNC Shield, Nema 17, etc..

You will find here several versions, Fixed Head, MG996R Head, and Full Nema 17.

Diagram Full Movable head

Diagram Full Movable head

Diagram Movable head 45°

Personally I abandoned this version, movement too abrupt and difficult to adjust with the MG996R

Diagram Fixed head