OLIMEX© 2014
A20-OLinuXino-MICRO user's manual
purposes
4. R41 and R104 changed from 1k/1% to 390R for better sync
signal and to improve the VGA signal (allowing it to work at
FullHD)
F
1. Added 10M resistor in parallel to 32768 crystal else there
might be hang-ups
2. Changed to 32768 crystal to SMD one
3. Few libraries updated
4. Added pads of two tantalum capacitors C222 and C223 near
the USB-host
5. Positions adjusted – A20, NAND, SPIFLASH, LAN, matrix,
capacitors, CARDs and other
6. Added tantalum capacitor 220uF/10V to ISPOUT
7. R48(13k/1%) changed to 6.8k/1% so there would be 1A of
current on USB1; USB2 still gets 523mA maximum
8.3 Useful web links and purchase codes
The web pages you can visit for more information about your device are:
https://www.olimex.com/Products/OLinuXino/A20/A20-OLinuXino-MICRO-4GB/
;
https://www.olimex.com/Products/OLinuXino/A20/A20-OLinuXino-MICRO/
.
The wiki article for the board:
https://www.olimex.com/wiki/A20-OLinuXino-MICRO
A place for general questions, FAQ or friendly talk:
https://www.olimex.com/forum/
.
You can get the latest updates on the software at:
https://github.com/OLIMEX/OLINUXINO
.
You may may join our IRC channel #olimex @ freenode.net (
http://webchat.freenode.net/?
channels=olimex
).
ORDER CODES:
A20-OLinuXino-MICRO-4GB –
the NAND version of A20-OLinuXino-MICRO with additional
4GB NAND memory (and built-in Android image)
A20-OLinuXino-MICRO –
the lite version of A20-OLinuXino-MICRO with no external NAND
USB-SERIAL-CABLE-F –
USB serial console cable female
USB-MINI-CABLE –
standard USB type A to USB type mini cable
A20-VGA-CABLE
– adapter from 6-pin connector to standard 15-pin VGA one
SY0612E –
reliable power supply adapter 50Hz (for EU) 12V/0.5A for A20-OLinuXino-MICRO
SY0612E-CHINA
– cheaper power supply adapter 50Hz (for EU) 12V/0.5A for A20-OLinuXino-
MICRO
A20-Android-SD
– a tested class 10 micro SD card with the latest (by the time of leaving the
Olimex facilities) official Android release
A20-Debian-SD
– a tested class 10 micro SD card with the latest (by the time of leaving Olimex
facilities) official Debian Linux release
A13-LCD43TS
– low-cost 4.3'' LCD display with touchscreen component – 480×272
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