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SKR Mini E3 32-Bit Motherboard with Onboard TMC2209 for Ender 3 / Ender 5 / CR-10 3D Printers - Micro USB, UART Silent Drivers, TFT Compatible
$60.99
Upgrade your Ender-series 3D printer with a compact 32-bit control board featuring onboard TMC2209 silent UART drivers, Micro USB connectivity, expanded I/O for BLTouch, filament runout, TFT displays and reliable power support for smooth, quieter prints. Ideal for Marlin and Klipper users looking to improve performance and expand functionality.
Specifications:
- Item Type: Motherboard
- Compatibility: Ender 3, Ender 3 Pro, Ender 5, CR-10
- MCU: ARM Cortex-M0+ (STM32G0B1RET6 / STM32G0B0RET6)
- Logic Voltage: 3.3V
- Power Input: DC 12V / 24V
- Onboard Power: 5V power supply (with BLTouch, TFT and RGB interfaces)
- SPI Outlet Power Supply: 3.3V / 5V
- Motor Driver: Onboard TMC2209 (UART mode) x4
- Motor Driver Interfaces: XM, YM, ZAM, ZBM, EM
- Onboard EEPROM: 24C32
- Sensorless Homing: Supported (onboard)
- Controlled Fans: 3 (three CNC fan interfaces)
- Temperature Sensor Interfaces: TH0, THB, supports 2-way 100K NTC (RTD)
- Display Support: 2.4-inch TFT, 3.5-inch TFT, Ender3 LCD12864, and other compatible displays
- PC Communication: Micro USB (USB Micro B), baud rate 115200
- File Format: G-code
- Supported Firmware: Marlin, Klipper
- Recommended Software: Cura, Simplify3D, Pronterface, Repetier-host, Makerware
- Extended Interfaces / Features: Filament detection, Power-off resume (power loss recovery), Automatic shutdown (PS-ON), BLTouch support, SD card (offline printing), RGB lighting
- Board Layer: 4
- Heat Sink / Thermal Design: Larger heat dissipation area for better thermal performance and improved protection (increased distance between driver chip and components)
- Product Size: 103.75 x 70.25 mm (4.09 x 2.77 inches)
- Cable Option: Optional cable length 500 mm (19.7 inches) for direct connection to Ender 3 V2 original screen
- Additional Interfaces: Heated bed x1, Heater cartridge x1, SD Card x1, LCD display x1, TFT display x1, Auto power-off x1, Power loss recovery x1, RGB x1, BLTouch x1, Filament runout sensor x1, X/Y/Z limit switches x1
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