here is out put from ./voxl-esc-scan.py.
~/voxl-esc/voxl-esc-tools$ ./voxl-esc-scan.py
Detected Python version : 3.8.10 (default, May 26 2023, 14:05:08)
[GCC 9.4.0]
Found voxl-esc tools bin version: 1.2
INFO: All COM ports:
/dev/ttyS0 : ttyS0
/dev/ttyUSB0 : FT232R USB UART - FT232R USB UART
INFO: UART Port Candidates:
/dev/ttyUSB0
INFO: Scanning for ESC firmware: /dev/ttyUSB0, baud: 2000000
INFO: ESC(s) detected on port: /dev/ttyUSB0, baud rate: 2000000
INFO: Detected protocol: firmware
INFO: Additional Information:
INFO: ---------------------
ID : 0
Board : version 34: ModalAi 4-in-1 ESC (M0117-1)
UID : 0x203034305743570C00280022
Firmware : version 38, hash 83faccfa
Bootloader : version 183, hash 25317f42
and we supplied 12v in esc.