Book Image

Beaglebone Essentials

By : Rodolfo Giometti
Book Image

Beaglebone Essentials

By: Rodolfo Giometti

Overview of this book

Table of Contents (18 chapters)
BeagleBone Essentials
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

The electrical lines


The 1-Wire bus lines are reported in the following table:

Name

Description

data: Data (and power when no VCC)

This is the bus data signal

GND

This is the common ground

VCC (optional)

This is the optional power supply

In the case of there being multiple devices connected, they must be connected in parallel, as shown in the following diagram:

Tip

Note that the 4.7K resistor must be added in order to allow the sensor to work otherwise we'll have no communication at all!