The BigTreeTech ERCF Control Board MMB CAN V2.0 is a dedicated control board for the Enraged Rabbit Carrot Feeder (ERCF) v2, featuring an STM32G0B1RET6 MCU and 2+2 EZ driver sockets for high-voltage, precise multi-material 3D printing. It utilises CAN bus communication for reliable, fast data transfer, reducing mainboard load, and includes built-in protection and easy installation, making it ideal for Voron setups.
Key Features & Advantages
- Optimal Performance: Designed specifically for ERCF v2, enabling seamless and consistent multi-colour printing.
- EZ Drivers Support: Features 2+2 sockets for EZ driver modules, allowing for high-voltage (up to 60V) stepper motor operation.
- CAN Bus Communication: High-speed, reliable connectivity that reduces cabling and improves stability.
- Advanced Protection: Includes built-in ESD and reverse polarity protection.
- High-Performance MCU: Powered by an STM32G0B1RET6 (ARM Cortex-M0+ at 64MHz).
Technical Specifications
- MCU: STM32G0B1RET6
- Motor Driver Sockets: 2 + 2 EZ Drivers
- Communication: CAN Bus
- Voltage: Suitable for high-voltage driving (up to 60V)
- Protection: ESD and Reverse Polarity
Compatibility and Usage
- Printer Compatibility: Designed for Klipper-based systems, specifically tailored for the ERCF v2 project.
- Connector: Includes XT30 for a reliable CAN connection.
The MMB CAN V2.0 simplifies the wiring and configuration of the ERCF, often described as an essential upgrade for serious multi-material 3D printing


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