Overview

The MarsBoard A20 Lite is a flexible Designed development board powered by the Allwinner dual core processor A20 combining a power dual core ARM Cortex A7 CPU and dual core Mali-400 GPU.

The MarsBoard A20 Lite consists of a simplified base board and and a CPU module, comes with basic interfaces like HDMI, Audio input/output, 10/100M Ethernet, SATA, USB-OTG, TF card slot, and 2 USB HOST.

The MarsBoard A20 Lite would be a proper choice for server hardware.

What's on the Base Board

1. Audio output
2. Audio input
3. USB HOST
4. Micro USB DEBUG
5. CP2102 chip
6. IR receiver (not soldered)
7. Expansion IO header
8. FEL key
9. POWER key
10. Power indicator
11. Power jack: 5V/2A
12. 10/100M Ethernet RJ45 connector
13. HDMI A Type interface
14. USB OTG
15. TF card slot (bottom side)
16. Battery holder
17. SATA interface
18. CPU Module connector: for connecting CM-A20
19. LCD interface

What's on the CM-A20

1. Allwinner A20
   • CPU: ARM® Cortex™-A7 Dual-Core
   • GPU: ARM Mali400MP2, OpenGL ES 2.0/1.1
2. 1GB DDR3
3. 8GB Nand Flash
4. Power management: AXP209
5. UART debugging LED
6. Power indicator
7. 10/100M Ethernet PHY: LAN8710A
8. J3 expansion: 20x2 pin 1.27mm
9. J1 expansion: 50x2 pin 1.27mm
10. J2 expansion: 50x2 pin 1.27mm

Photos

CPU Module CM-A20

CPU Module CM-A20

Base Board SIM-A10/A20

Base Board SIM-A10/A20

MarsBoard A20 Lite

MarsBoard A20 Lite

Development Resources

http://marsboard.org/new_marsboard_a20_download.html