3D printer motherboard SKR PRO v1.1 BIQU Bigtreetech

3D printer motherboard SKR PRO v1.1 BIQU Bigtreetech is a circuit that controls the operation of 3DP or CNC machines. The latest version of the board is equipped with a 32-bit ARM class processor: Cortex-M3 with a frequency of 100MHz. It works based on highly modular software under an open source license - Smoothieware or Marlin 2.0.

Specification:

• Microprocessor: 32-bit ARM Cortex-M4 CPU,
• Motor controller: supports TMC2208, TMC2209, also in UART and DRV8825, A4988 modes,
• Motor drive interface: X, Y, Z, E0, E1, E2,
• Supported file format: G-code,
• Display support: TFT 35, TFT 28, 2004LCD, 12864LCD,
• Machine construction support: XYZ, Delta, Kossel, Ultimaker, Corexy,
• Recommended software: Cura, Simplify3D, Pronterface, Repetier-host, Makerware.
• Supported functions: resume operation after power off, filament end sensor, automatic shutdown, automatic leveling and BL-Touch.

It supports various stepper drivers, such as:

• A4988,
• DRV8825,
• LV8729,
• TMC2208 (UART)
• TMC2130 (SPI)