OLIMEX© 2015
A13-SOM user's manual
have provided a shell script that can be executed in order to set preferred video output and
resolution.
For Android that you boot from the NAND memory you would need an image suitable for the
specific resolution. Download locations to such images might be found at the wiki article for the
A13-SOM board here:
https://www.olimex.com/wiki/A13-SOM
For Linux Debian you would need to execute a shell script to be able to change the resolution. It is
very good idea to use a serial cable for connection to the board from a personal computer since in
this case you are dependent on a video resolution (a cable like USB-SERIAL-CABLE-F). When the
board boots type:
./change_display*
or
./change_display_a13.sh
It looks like this:
Then the main menu of the video configuration script shows up:
Choose the resolution and the interface (LCD or VGA). Note that VGA output is hard to implement
and requires both additional hardware and good soldering experience.
The supported resolutions are listed on the next page.
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