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AirClick Firmware Update and Flashing

Notice

The firmware is pre-flashed at the factory.

Firmware Download​

Firmware Description​

  • wbtn-vX.X.X-X-XXXXXX-full.bin - Full firmware, must be flashed from the 0x0 address. All configurations will not be retained after flashing.
  • wbtn-vX.X.X-X-XXXXXX-delta.bin - Incremental firmware, must be flashed from the 0x10000 address. Only updates the firmware, does not affect existing configurations.
  • wbtn-vX.X.X-X-XXXXXX-www.bin - UI firmware, must be flashed from the 0x290000 address. Only updates the web frontend UI, does not affect the existing firmware or configurations.
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Firmware Update Steps​

Power Off Operation

Before starting, completely turn off the printer and disconnect the power supply. Do not plug or unplug wiring harnesses, rearrange connector wiring, or touch terminals while the device is powered on.

Preparation

With the AirClick powered off, press and hold the BOOT button while connecting the AirClick's ESP32 flashing port to the computer.

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Flashing Steps​

  1. Download the USB flashing tool flash_download_tool

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  2. Open flash_download_tool_3.9.4.exe

    • Note: After opening the flashing tool, a CMD window will pop up first, followed by the flashing tool interface. Do not close the CMD window.

  3. Make the following settings in the flashing tool:

    • ChipType: Select ESP32-C3
    • WorkMode: Select Develop
    • LoadMode: Select USB
    • Finally, click OK. Refer to the image below.
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  4. After clicking, the following interface will appear.

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Important

The green highlighted areas in the image above must match exactly. Do not modify them.

  1. Connect the AirClick to the computer using a USB Type-C cable.
  2. Click button 1 in the blue highlighted area in the image above to select the firmware to flash.
  3. Click area 2 in the blue highlighted area in the image above to enter the flashing address.
  4. Click area 3 in the blue highlighted area in the image above to select the AirClick's serial port (if it is not available, hold down the AirClick's flashing button and then connect it to the computer).
  5. In area 4 of the blue highlighted area in the image above, select the maximum baud rate 921600.
  6. Click area 5 in the blue highlighted area in the image above to start flashing. Wait until the flashing is complete for the AirClick to finish the firmware upgrade.
Attention

You must wait for the prompt indicating that flashing is complete before disconnecting the AirClick's data cable. Otherwise, the firmware may be corrupted.

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