Android

Having Fun with GPIO on Android

The ODROID-C1/C1+, ODROID-C2, and ODROID-XU4 have on-board GPIO (General Purpose Input/Output) pins that allow the control of external devices through software. In order to access the GPIO port properly, you must install the Android Marshmallow version 2.8 image or higher on the ODROID-C2, the Android KitKat version 3.2 image or  ▶

Boombox: Building a Better Stereo Boom Bonnet
Tinkering

Boom Box: Sound Engineering a Better Speaker

To improve the sound of Hardkernel’s Stereo Boom Bonnet (https://goo.gl/TrDU8u), I went to my local hobby shop and got an “assortment pack” of styrene which happened to have some .080mil sheets and some tubing in it. I also purchased a little styrene solvent for welding. I did everything by eye,  ▶

Monitor Home Assistant Hero
Tinkering

Home Assistant: Using Infrared, Motors, and Relays

In this article, we are going to combine ODROIDs with a little bit of hardware and Home Assistant, so that we can start converting non-smart appliances to “smart” appliances. We’ll be working with wires, doing a bit of soldering, connecting relays, and in some cases working with mains voltage, so  ▶