How to compile and install the klipper firmware running on a Fly-E3-Pro-V3 in USB mode
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Configuring and installing Klipper for USB

Compile Klipper firmware for Fly-E3-Pro-V3

  • ssh to your klipper host console

  • cd to the klipper directory

    cd ~/klipper

  • Run make clean

    make clean KCONFIG_CONFIG=config.e3prov3

  • Open menuconfig

    make menuconfig KCONFIG_CONFIG=config.e3prov3
  • Set the following settings
    • [*] Enable extra low-level configuration options
    • Micro-controller Architecture (STMicroelectronics STM32)
    • Processor model (STM32F407)
    • Bootloader offset (32KiB bootloader)
    • Clock Reference (8 MHz crystal)
    • Communication interface (USB (on PA11/PA12))
    • USB ids

    • () GPIO pins to set at micro-controller startup

      Klipper Menu Config USB
      Klipper Menu Config USB
  • Quit and save the configuration

  • Run Make to compile the firmware

    make KCONFIG_CONFIG=config.e3prov3 -j4

Flash Klipper USB firmware with Katapult over USB

  • Find the Serial ID

    ls /dev/serial/by-id/

  • Copy the ID containing ‘STM32’ and make a note of it for use in your printer.cfg.

  • Run the make flash command to flash the firmware

    make KCONFIG_CONFIG=config.e3prov3 flash FLASH_DEVICE= {Your serial ID here }

  • Example

    make KCONFIG_CONFIG=config.e3prov3 flash FLASH_DEVICE=/dev/serial/by-id/usb-katapult_stm32f407xb_170038000650314D35323820-if00
    Burn Klipper firmware over USB
    Burn Klipper firmware over USB

  • Your Fly-E3-Pro-V3 should now have klipper firmware installed and be ready to use.

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