Firmware Updates using Ethernet

Ethernet allows user to remotely upgrade firmware without having a physical connection between the micro and computer. In order to use ethernet a proper existing image should already be present on the micro.

Prerequisites

• PC with following software Installed
  • Python
  • To Install Python:
    • Open Command Prompt
    • Install Python 3.9 by running “python 3” (If Python is already installed skip to step ##).
    • This will open Microsoft App Store
    • Install Python 3.9
      1. Install the Python ‘requests’ module by running

    • pip3 install requests

• Micro AI Firmware to be loaded in .bin format

Updated Micro AI Firmware

1. Ensure that the Micro AI is connected to Ethernet and has “Ethernet DHCP” Enabled
2. In the shell of the firmware, run the command “Ethernet Status”
3. Copy the IP Address
4. Retrieve fw_upload.py from the firmware update package.
5. Place it into the same folder as the .bin file
6. Open Command Prompt
7. Navigate to the folder where the .bin and fw_upload.py files are located with “cd”
8. In Command Prompt run the command

1. python3 fw_upload.py --ip <IP Address> --fw rtcam.bin

• py is located in git repository at \scripts

14. The Micro AI will restart, wait until “Update accepted!” is displayed on the command prompt