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Wifi/BT
ADB over ethernet
Sound support over HDMI
HDMI and LVDS display with onboard backlight
Double ethernet card
OTA update
HOW TO install SECO Android 11 BSP on onboard eMMC via OTG cable
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Requirements
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Build SECO Android 11 image for C31, and prepare the distro as described in Build Android 11 for SECO Boards - Rockchip SOLON (formerly SBC-C31)
As an alternative, a prebuilt distro will be provided in future releases
Extract the distro archive
tar xzf <ANDROID_11_BSP>.tar.gz
Change to the uncompressed folder
cd <ANDROID_11_BSP_FOLDER>
Connect the USB Type-C cable between PC and connector CN9 on the board
Insert jumper in JP4, to block watchdog timer and avoid it to reset the board during flashing
Execute the script “seco_flash.sh" (requires superuser privileges).
./seco_flash.sh
Press button SW3 (in the center of the board), power on the board, and immediately release SW3
The scripts waits for the USB device to flash (“Bus 001 Device 045: ID 2207:330c Fuzhou Rockchip Electronics Company RK3399 in Mask ROM mode”), completely erases the flash memory, partitions it and writes all the images
Wait until the end of the procedure
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