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Version: 1.12.05

Flash Firmware

:::danger Critical Safety Warning Before flashing firmware, you MUST:

  • ❗ Disconnect 24V DC bus power - USB power ONLY during flash
  • ❗ Remove all connected devices - Flash nodes individually
  • ❗ Do NOT disconnect USB during flash - Risk of permanent damage
  • ❗ Be patient - Flash can take up to 1 minute, do not interrupt

Failure to follow these steps may brick your node and require factory service. :::

Firmware

  1. Connect the node you want to flash to the computer using the USB Type-C cable
  2. Open Leash app and connect to the node
  3. Navigate to the settings tab
  4. Confirm the node details are connect
  5. Choose a firmware version. Auto mode will automatically select the best firmware file for your hardware.
  6. click FLASH
  7. After clicking FLASH, be patient. It can take up to a minute for the node to enter the correct mode. The node will automatically restart.
  8. confirm node firmware version is updated after it reconnects.

Firmware

Troubleshooting​

Firmware flash fails​

  1. Preparation:

    • Disconnect 24V bus power
    • Connect only USB Type-C
    • Close other applications using serial port

  2. Retry:

    • Physically disconnect node
    • Close and reopen Leash app
    • Reconnect node
    • Try again

  3. Recovery:

    • If node becomes unresponsive, contact support

Node says firmware version may be incorrect​

  • contact support

Node behaves erratically after update​

  • Reflash firmware
  • Reset node settings to factory defaults

Having issues? See Troubleshooting