O'Reilly logo

Android for the BeagleBone Black by Aravind Prakash, Andrew Henderson

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 3. Handling Inputs and Outputs with GPIOs

In the last chapter, you prepared your development PC and BBBAndroid system for the development of hardware-interfacing Android apps. Now that your development environment is set up and ready to go, you will begin exploring your very first app that is capable of direct communication with hardware connected to the BBB.

General-Purpose Input/Output (GPIO) is one of the most basic interfaces in digital electronics. In the examples within this chapter, you will be working with GPIOs to receive digital input signals from the outside world and send digital output signals back in response. While this is a small start, it is the first step in developing and understanding hardware-interfacing apps that ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required