Olimex A20-OLinuXino-Micro

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Olimex A20-OLinuXino-Micro
A20-OLinuXino.jpeg
Manufacturer Olimex
Dimensions 142mm x 82mm x 20mm
Release Date May 2013
Website Product page
Specifications
SoC A20 @ 1 Ghz
DRAM 1GiB DDR3 @ 384MHz
NAND 4GB (optional)
Power DC 6-16V @ 3A
Features
Video HDMI (Type A)
Audio 3.5mm headphone plug, 3.5mm microphone plug, HDMI
Network 10/100Mbps ethernet (Realtek RTL8201CP)
Storage µSD, SD, SATA
USB 2 USB2.0 Host, 1 USB2.0 OTG

A20-OLinuXino-Micro is fully OSHW A20 based development board from our friends at Olimex.

This board was originally designed with the pin-compatible A10 in mind. While this design never shipped, Olimex can produce A10 versions of this board if you so desire.

Contents

Identification

The board helpfully reads "A20-OLINUXINO-MICRO".

Sunxi support

Current status

Supported.

Images

HW-Pack

BSP

Manual build

You can build things for yourself by following our Manual build howto and by choosing from the configurations available below.

U-Boot

Sunxi/Legacy U-Boot

Mainline U-Boot

  • For building U-boot, use the A20-OLinuXino_MICRO_defconfig target.
  • There is another U-boot target for the eMMC version, A20-OLinuXino_MICRO-eMMC_defconfig.

Linux Kernel

Sunxi/Legacy Kernel

Mainline kernel

Use the sun7i-a20-olinuxino-micro.dtb device-tree binary. See mainline kernel.

Tips, Tricks, Caveats

FEL mode

The recovery button triggers FEL mode.

LCD Modules

See the Olimex LCD Modules page for more information on how to attach and set up Olimex LCD panels on this hardware.

Expansion Ports

This board has multiple expansion ports:

  • GPIO-1 / LCD_CON - compatible with 4.3", 7.0", 10.1" LCD modules from Olimex, can also be used for general GPIO support.
  • GPIO-2, GPIO-3, GPIO-4 - general GPIO support
  • UEXT1 and UEXT2

Adding a serial port

UART0 pins

There is a clearly marked UART on the top of the device. All you have to do is connect some wires according to our UART howto.

Exclamation-red.png Warning: Do no connect the 3.3V pin. This could damage your board.

Pictures

Also known as

There are of course no rebadgers for this device, but you might sometimes see it referred to as the A20-Olinuxino.

See also

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