Dear all, in the VirtualRobotix.it e-shop you will find an expansion board for your 4.5 board.
This will allow you to install 3.2 firmware with NuttX RTOSand enjoy Full logs on SD card, terrain following any many other upcoming features.
This card will plug directly into the white connector in the middle of the board.
Plug and Play!
http://www.virtualrobotix.it/index.php/en/shop/accessories/vr-brain-4-5-sd-card-expansion-detail
VRBRAIN 
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