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MMB CAN V2.0
User Manual

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Summary of Contents for BIGTREETECH MMB CAN V2.0

  • Page 1 MMB CAN V2.0 User Manual...
  • Page 2: Table Of Contents Revision Log

    BIGTREETECH MMB CAN V2.0 User Manual Revision Log Version Date Revisions v1.00 June 27th, 2024 Initial Version...
  • Page 3: Table Of Contents

    BIGTREETECH MMB CAN V2.0 User Manual Table of Contents Revision Log ..............2 1. Product Profile ..............4 1.1. Features Highlights ............4 1.2. Specifications ............4 1.3. Dimensions ............5 2.Peripheral Interfaces ............6 2.1. Pin Description ............6 3.Interface Introduction ............7 3.1. USB Power Supply ............7 3.2.
  • Page 4: Product Profile

    BIGTREETECH MMB CAN V2.0 User Manual 1. Product Profile The BIGTREETECH MMB CAN V2.0 is a buddy board designed specifically for the ERCF V2, co-developed by BIGTREETECH and the ERCF Team. It is optimized to enhance the stability and responsiveness of multi-color operation in the ERCF V2, ensuring excellent compatibility and performance for this kit.
  • Page 5: Dimensions

    BIGTREETECH MMB CAN V2.0 User Manual Servo Interface (MOT) 5V 2A, Peak 2.5A Max Output Expansion Interfaces STP1-STP11, I2C, RGB, Sensor (Infrared Sensor Interface), USB Interface, CAN Interface Supported Motor Drivers EZ Drivers Driver Operating Modes STEP/DIR, UART, SPI Stepper Motor Interfaces...
  • Page 6: Peripheral Interfaces

    BIGTREETECH MMB CAN V2.0 User Manual 2. Peripheral Interfaces 2.1. Pin Description...
  • Page 7: Interface Introduction

    3. Interface Introduction 3.1. USB Power Supply When the board is powered on, the power indicator light will turn on to confirm that the power supply is functioning correctly. The VUSB terminal on the board is the power selection terminal, which should only be shorted with a jumper when powering through USB.
  • Page 8: Rgb-Ws2812 Wiring

    BIGTREETECH MMB CAN V2.0 User Manual 3.3. RGB-WS2812 Wiring 3.4. Sensor (e.g., CRT5000 Infrared Sensor) Wiring...
  • Page 9: I2C (E.g., Aht10 Temperature And Humidity Sensor) Wiring

    BIGTREETECH MMB CAN V2.0 User Manual 3.5. I2C (e.g., AHT10 Temperature and Humidity Sensor) Wiring 3.6. Endstop (e.g., Hall Sensor) Wiring...
  • Page 10: Klipper

    BIGTREETECH MMB CAN V2.0 User Manual 4. Klipper 4.1. Flashing Katapult (formerly CanBoot) Note: Katapult is for direct firmware updates via CAN bus. Skip this step if using DFU. To flash Katapult on Raspberry Pi or CB1, refer to the following instructions to download the Katapult project: https://github.com/Arksine/katapult...
  • Page 11: Compiling Klipper Firmware

    BIGTREETECH MMB CAN V2.0 User Manual Replace “0483:df11” with the actual device ID obtained in the previous step. 7. After flashing, unplug the Type-C data cable. 4.2. Compiling Klipper Firmware After SSH connects to CB1/Raspberry Pi, enter the following in the...
  • Page 12: Firmware Update Via Katapult

    BIGTREETECH MMB CAN V2.0 User Manual 4.3. Firmware Update via KATAPULT To use the CAN bus, ensure that the CAN bus cables are properly connected and that the jumper is inserted at the position of the 120R termination resistor. Enter python3 ~/katapult/scripts/flash_can.py -i can0 -q...
  • Page 13: Firmware Update Via Dfu

    BIGTREETECH MMB CAN V2.0 User Manual 4.4. Firmware Update via DFU Raspberry Pi or CB1 firmware update through DFU: 1. Hold down the Boot button and connect to Raspberry Pi/CB1 with a Type- C cable. This allows the chip to enter DFU mode.
  • Page 14: Configuring Klipper

    BIGTREETECH MMB CAN V2.0 User Manual 1. In the SSH terminal, enter sudo nano /etc/network/interfaces.d/can0 and add the following content: allow-hotplug can0 iface can0 can static bitrate 1000000 up ifconfig $IFACE txqueuelen 1024 Set the CAN bus speed to 1M (speed must match the speed set in the firmware (1000000) CAN bus speed).
  • Page 15 BIGTREETECH MMB CAN V2.0 User Manual Configuration Files Upload the motherboard configuration file to Add the MMB CAN V2 configuration to the printer.cfg file: [include sample-bigtreetech-mmb-canbus-v2.0.cfg] 4. Change the USB serial or CAN UUID within the configuration file to match the actual ID of the motherboard (USB serial or canbus).
  • Page 16 Should you require further resources for this product, you can find them at [GitHub](https://github.com/bigtreetech/). If you cannot find what you need, you may contact our after-sales support (service005@biqu3d.com). If you encounter any other problems during use or have suggestions or feedback, please...