BIGTREETECH SKR MINI E3 V3.0 Motherboard BIGTREETECH

BTT SKR MINI E3 V3.0 is a custom motherboard for Ender-3 printer, developed by the 3D printing team at Shenzhen BIGTREE Technology Co., LTD.
and directly replaces the motherboard of the original Ender-3 printer.

Compatible with the following 3d printers: Ender-3, Ender-3 Pro, Ender-5 and CR-10 (NOT CR-10S), Voron 0, Voron 0.1

Features:

• Uses the latest G0 series MCU4*
• Up to 5 stepper motors can be connected
• On-board sensorless homing
• Silent TMC 2209 Stepper Drivers with Large Heatsink
• Supports BL Touch, filament runout sensor
• Auto Power Down capable (separate relay required)
• Power Loss Recover Feature (separate UPS module required)
• Connection option for WS2812 LEDs
• Replaceable fuse
• Extended protection circuit for thermistors
  
• Supports BigTreeTech TFT displays as well as LCD12684, LCD2004
• High performance MOSFET
• Dimensions: 100.75×70.25mm

Connections:

• 12V / 24V input voltage
• 4 on-board stepper drivers (UART)
• 5 stepper motors can be connected (dual Z axis)
• 1x Micro USB port
• Micro SD card reader
• Connection option for WS2812 LED
• 1 connector for heating cartridges
• 2 temperature sensor connections
• 3 connections for 5V fan
• 1 connection for BL-Touch sensor
• 3 connections for limit switches
• 1 filament runout interfaces

More information, firmware and instructions are available here

*The SKR MINI E3 V3.0 with have either STM32G0B1RET6 or STM32G0B0RET6, either processor will use the same firmware from BIGTREETECH.