General information regarding the SKR3EZ H743


This page covers any general information for the SKR3EZ H743 board.

The SKR3EZ can be purchased from AliExpress

Board.txt Name

The board name in board.txt is biquskr_3_ez.

Driver Jumpers

Driver Diag Pin

If you want to use sensorless homing, a jumper needs adding under each driver you want to use it for as shown below.

SKR3EZ H743 Diag
SKR3EZ H743 Sensorless Homing Jumper Locations

PT1000 Support

Both hotend temperature sensor inputs support PT1000. When using one, make sure the jumper identified below is installed. Make sure it is removed when using a standard thermistor.

SKR3 PT1000 Jumper
SKR3 PT1000 Jumper Locations

Also make sure you define the resistor value as R2200 in your M308 command.

Initial Installation

Follow the WiFi instructions.