In case you have completed this, would you mind sharing a small how-to?

There are at least three approaches: - use /sys/class/gpio directly - use WiringNP (you'll need to build it against the Android NDK which will require a few changes). More details here: https://github.com/friendlyarm/WiringNP/ - use libfriendlyarm-hardware.so. More details here: https://github.com/f...

That's certainly the easiest

The most easy way to achieve this is by using one of the many screen rotation apps from the play store, for example that one: https://play.google.com/store/apps/details?id=org.crape.rotationcontrol&hl=en If you create your own app in Android Studio you can also mark your Activity to be landscape...