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Fly Buffer Plus Firmware Flashing

Applicable Version

This document applies to devices with a firmware version lower than v2.0.0. If your firmware version has reached or exceeded this version, please refer to the Firmware Update document to update directly via the web tool without entering DFU mode.

Checking Firmware Version​

Use the Web Tool to check the current firmware version after connecting the device.

Firmware Download​

You can obtain the firmware via the following link:

Please note

The zip archive must be extracted before use.

  • Alternatively, download the complete repository via git (ensure the host machine has internet access):

  • For general systems

    cd && git clone https://cnb.cool/3dmellow/FLY-Firmware.git

  • For FLY host machine

    git clone https://cnb.cool/3dmellow/FLY-Firmware.git /data/FLY-Firmware
    ln -s /data/FLY-Firmware /root/FLY-Firmware

  • If the firmware package has already been downloaded, it is recommended to update to the latest version before proceeding:

    cd ~/FLY-Firmware && git pull
  • The previous repository is no longer maintained. To delete it, execute: 
    rm -rf ~/FLY_Katapult /root/FLY_Katapult

Entering Flashing Mode (For Flashing BOOT Firmware)​

You can make the device enter flashing mode using any of the following methods:

  • Method 1:

    1. Connect the device to your computer using a Type-C cable.
    2. Press and hold the BOOT button on the device, briefly press the RESET button, then release the BOOT button.

  • Method 2:

    1. Press and hold the BOOT button on the device.
    2. Connect the Type-C cable to the device and computer, then release the BOOT button.
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Flashing the Complete Firmware​

The firmware is located in the following path within the compressed package:

FLY-Firmware/ExtensionBoard/LLL-PLUS/mergedBL

For general flashing methods, please refer to the following link:

Click this link for firmware updates

Note

Do not disconnect the Type-C connection during the flashing process, as this may cause the flash to fail.

Next Steps​

After the BOOT firmware is flashed, the device supports updating the main firmware directly via the web tool without needing to enter DFU mode again.

Please refer to the Firmware Update document to complete the main firmware update.

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