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Onboard UTOC (CAN Bus) Interface Description

Important Note

The CAN interface of the Fly-MINI-Pad cannot be disabled via software. Please be aware of this when using it:

Usage Scenarios and Configuration Methods​

  • If you need to connect a CAN tool board: You must flash the mainboard with USB firmware, then directly connect the CAN tool board to the CAN interface of the Fly-MINI-Pad.
  • If you do not need to use the CAN function: This interface can remain idle without affecting other functions.

Wiring​

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Troubleshooting: UTOC Not Found​

  • It is necessary to short-circuit according to the diagram below while the power is off.

  • Ensure the short circuit is properly made before starting the system.

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Flashing​

  • Reference required: Using Linux-APM32 for Flashing
  • Firmware Flashing Tutorial
  • After pulling the repository, you can execute the following command to flash:
sudo dfu-util -a 0 -d 314b:0106 --dfuse-address 0x08000000 -D ~/FLY-Firmware/ExtensionBoard/UTOC/FLY_UTOC.bin
  • After flashing is complete, power off and restart.
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