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hardware is powered on and wired correctly, then run the following command:
~/klippy-env/bin/python ~/klipper/scripts/canbus_query.py can0
5. If detected an uninitialized CAN device, the above command will report the
device's canbus_uuid:
Found canbus_uuid=0e0d81e4210c
6. If Klipper operates well and is connected to the device, then it won't report the
canbus_uuid, which is normal.
4.4 Klipper Configuration
1. Enter the IP access of Raspberry Pi in the browser of the computer, and
download the reference configuration of the motherboard from the file path
shown in the figure below. If you cannot find this file, please update the
Klipper firmware source code to the latest version, or download it from
GitHub: https://github.com/bigtreetech/EBB
2. Upload the motherboard's configuration files to the Configuration Files.