MarsBoard A20-SOM

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MarsBoard A20-SOM
MarsBoard A20-SOM Baseboard.jpg
Manufacturer Haoyu Electronics
Dimensions 115mm x 90mm x 18mm
Release Date June 2014
Website Product website
SoC A20 @ 1Ghz
DRAM 1GiB DDR3 @ 480MHz
Power DC 5V @ 2A
Video HDMI (Type A - full), VGA, LCD-RGB, Composite
Audio 3.5mm headphone plug, 3.5mm microphone plug, HDMI
Network WiFi 802.11 b/g/n (Realtek RTL8188EU), 10/100Mbps Ethernet (Microchip LAN8710A)
Storage µSD, SATA
USB 4 x USB2.0 Host, 1 x USB2.0 OTG
Other Composite TV Input, CR1220 Cell for RTC
Headers MicroUSB Debug UART (CP210x), LVDS, 2 x EXT

This page needs to be properly filled according to the New Device Howto and the New Device Page guide.

The MarsBoard A20-SOM was a short-lived, credit-card sized, extendable board with an Allwinner A20 SoC. The SOM variant (different from Marsboard A20) has a completely different design though, with a SOM and a baseboard.


The Computer On Module PCB has the following silkscreened on it:

Designed by Haoyu Electronics
Marsboard Rev 2.0

The Baseboard PCB has the following silkscreened on it:

Designed by Haoyu Electronics
Open Source Hardware logo

Sunxi support

Current status

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Manual build

  • For building u-boot, use the MANUFACTURER_DEVICE target.
  • The .fex file can be found in sunxi-boards as MANUFACTURER_DEVICE.fex

Everything else is the same as the manual build howto.

Mainline U-Boot

Not currently supported.

Mainline kernel

Not currently supported.

Tips, Tricks, Caveats

Add MANUFACTURER DEVICE specific tips, tricks, Caveats and nice to have changes here.

FEL mode

The 'ESC' button triggers FEL mode.


See also

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