Olimex A20-SOM-EVB
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Jump to navigationJump to searchReference Design Board for A20 SOM | |||||||||||||
Homepage | |||||||||||||
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3rd Party Firmware | |||||||||||||
dd-wrt |
Status Unknown | ||||||||||||
OpenWrt |
Status Unknown | ||||||||||||
Tomato any flavor |
Incompatible | ||||||||||||
Platform | |||||||||||||
Brand • Model • Rev |
Olimex A20-SOM-EVB Rev B | ||||||||||||
Type |
single-board computer | ||||||||||||
CPU1 | |||||||||||||
CPU1 Type |
ARMv7-A Cortex-A7 | ||||||||||||
CPU1 Speed |
1.0 GHz ( 2 cores ) | ||||||||||||
Flash1 Chip |
SK hynix H27UBG8T2BTR-BC | ||||||||||||
Flash1 Size |
4 GiB 4,096 MiB <br />4,294,967,296 B <br />33,554,432 Kib <br />4,194,304 KiB <br />32,768 Mib <br /> | ||||||||||||
RAM1 Size |
1 GiB 1,024 MiB <br />1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br /> | ||||||||||||
RAM1 Chip |
SK hynix H5TQ4G63AFR-PBC x 2 | ||||||||||||
ETH chip1 | |||||||||||||
ETH chip2 |
Realtek RTL8211CL | ||||||||||||
Ethernet Port Count |
1-1GbE-LAN | ||||||||||||
Wired Standard |
IEEE 802.3i/3u/3ab | ||||||||||||
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Stock bootloader |
U-Boot 2021.04 | ||||||||||||
Stock FW OS |
Linux 5.10.180 Debian 11 | ||||||||||||
Expansion IF types |
USB 2.0, USB 2.0 (OTG), SATA, SD Card slot, Micro SD Card slot | ||||||||||||
USB ports |
3 | ||||||||||||
SD/MMC Slots |
2 | ||||||||||||
SATA Ports |
1 | ||||||||||||
USB Hub Compatible |
Untested | ||||||||||||
Power |
6-16 VDC, 3 A | ||||||||||||
Connector type |
barrel 5.5 mm (OD) 2.1 mm (ID) 9.5 mm (LEN) | ||||||||||||
Serial Port (UART) |
yes, 3-pin header, populated, 3.3V TTL, (115200 8N1) | ||||||||||||
Flags: HDMI, VGA out, LCD, Camera 2MP, Audio in (3.5mm), Audio out (3.5mm), SD Card slot, Micro SD Card slot, Li-Po battery connector, UEXT, GPIO | |||||||||||||
Additional chips | |||||||||||||
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Retail | |||||||||||||
(Est.) release date | June 2013 | ||||||||||||
Country of manuf | Bulgaria | ||||||||||||
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For a list of all currently documented Allwinner SoC's with specifications, see Allwinner.
For a list of all currently documented Realtek chipsets with specifications, see Realtek.
For a list of all currently documented Olimex device with specifications, see Olimex.
Overview
Hardware specification
- CPU: Allwinner A20 2x @1.0GHz
- SoC: Dual-Core ARM (Cortex-A7)
- GPU: Mali-400
- TF card (max.64GB)/MMC card slot,
- SD/SDHC/MMC card slot, SATA port
- Network: 1x GbE port (RTL8211CL)
- USB: 1x USB 2.0 (OTG), 2x USB 2.0 ports
- GPIO: 2x UEXT headers, additional GPIO pins
- Power Source: 6-16V/3A via barrel or
- 3.7V LiPo battery or 5V via USB OTG
Links of Interest
- Olimex A20-OLinuXino Prototype, AllWinner A20 SoM on CNX|Software
- Olimex A20-OLinuXino-Micro on Linux-SunXi Wiki