Firmware Instructions

Notice

• The UTOC comes with firmware pre-flashed from the factory

Firmware Download

• You can obtain the firmware via the following link:

• Download Firmware Package – Direct download of the latest firmware zip archive

Please note

The zip archive must be extracted before use.

• Repository Address – Access the firmware repository

• 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

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• The previous repository is no longer maintained. To delete it, execute:

  rm -rf ~/FLY_Katapult /root/FLY_Katapult

• The firmware is located at:

FLY-Firmware/ExtensionBoard/UTOC

Entering Programming Mode

• With the UTOC powered off, use a jumper cap to short-circuit the BOOT pin, then connect a TYPE-C cable with data transfer capability to the computer.

Firmware Update

• Firmware Update Tutorial