Bigtreetech SKR V1.3

Wiring for the SKR boards is very straight forward with all pins directly available on the EXP2 header.

Firmware and Config

  • Firmware for the SKR V1.3 is LPC1768

In your .hal file, you will need to configure the Remora chip_type to “LPC”

loadrt remora_lpc chip_type=LPC

Hardware Pins

Remora firmware has some features available only on specific hardware pins.

Available PWM Hardware pins:

  • 2.0, 2.5, 1.18, 1.20, 1.21, 1.23, 1.24, 1.26, 3.25, 3.26

Available QEI Encoder Hardware pins:

  • 1.20

  • 1.23

  • 1.24 is used as index

Wiring

Wiring requires the following components:

  • 100mm Female-Female Dupont ribbon jumper

  • 10 way (2x5) Dupont connector

  • 8 way (2x4) Dupont connector

../../_images/SKRv13-wiring-diag.png ../../_images/SKRv14-wiring-diag2.png