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  • Flash User Bootloader
  • Demo
  • Source code

Flash User Bootloader

This script will flash user bootloader to the connected OAK camera. can only be flashed to devices that have on-board flash memory.

Demo

Example script output
Command Line
1~/depthai-python/examples/bootloader$ python3 flash_user_bootloader.py
2    [0] 1844301041C83D0E00 [X_LINK_USB_VSC] current bootloader: 0.0.26
3    Which DepthAI device to flash User Bootloader for (Note: Only NETWORK supported) [0..0]: 0
4    User Bootloader version to flash: 0.0.26
5    Flashing User Bootloader...
6    Flashing progress: 0.0%
7    Flashing progress: 18.8%
8    Flashing progress: 31.2%
9    Flashing progress: 48.2%
10    Flashing progress: 94.2%
11    Flashing progress: 100.0%
12    Flashing successful. Took 7.55600329185836 seconds
This example requires the DepthAI v3 API, see installation instructions.

Source code

Python
C++

Python

Python
GitHub
1#!/usr/bin/env python3
2
3import depthai as dai
4import sys
5import time
6
7deviceInfos = dai.DeviceBootloader.getAllAvailableDevices()
8if len(deviceInfos) == 0:
9    print("No device found to flash. Exiting.")
10    exit(-1)
11else:
12    for i, di in enumerate(deviceInfos):
13        print(f'[{i}] {di.getMxId()} [{di.protocol.name}]', end='')
14        if di.state == dai.XLinkDeviceState.X_LINK_BOOTLOADER:
15            with dai.DeviceBootloader(di) as bl:
16                print(f' current bootloader: {bl.getVersion()}', end='')
17        print()
18    selected = input(f'Which DepthAI device to flash User Bootloader for (Note: Only NETWORK supported) [0..{len(deviceInfos)-1}]: ')
19    info = deviceInfos[int(selected)]
20
21# Open DeviceBootloader and allow flashing bootloader
22with dai.DeviceBootloader(info) as bl:
23    print("User Bootloader version to flash:", bl.getVersion())
24
25    # Create a progress callback lambda
26    progress = lambda p : print(f'Flashing progress: {p*100:.1f}%')
27
28    print(f"Flashing User Bootloader...")
29    startTime = time.monotonic()
30    (res, message) = bl.flashUserBootloader(progress)
31    if res:
32        print("Flashing successful. Took", time.monotonic() - startTime, "seconds")
33    else:
34        print("Flashing failed:", message)

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