Intel Galileo and Intel Galileo Gen 2 · API Features and Arduino Projects for Linux Programmers by Ramon, Manoel Carlos -- Read -- Imperial Library of Trantor

Index

Cover Title Copyright About ApressOpen Dedication Contents at a Glance Contents About the Author About the Technical Reviewers Acknowledgments Introduction Chaptr 1: Intel Galileo and Intel Galileo Gen 2

The Beginnings About this Book Why Use Intel Galileo Boards?

The Software Advantages The Hardware Advantages

Hardware Overview

The Processor: Intel Quark SoC X1000 Introducing Intel Galileo Introducing Intel Galileo Gen 2

Preparing Your Cables

The Serial Cable for Intel Galileo The Serial Cable for Intel Galileo Gen 2 Testing the Serial Cables Exploring the Linux Console Testing the Data Cables

Summary

Chapter 2: Native Development

Introduction to the Yocto Build System

Yocto and this Book

Creating Your Own Intel Galileo Images

Preparing Your Computer The SPI vs. SD Card Images Building Intel Galileo Images Building and Using the Cross-Compiler Toolchain Creating a Hello World! Debugging Native Applications

Booting Intel Galileo with Your Own Images

Booting from SD Card Images Booting from SPI Card Images

What to Do If Intel Galileo Bricks Summary

Chapter 3: Arduino IDE and Wiring Language

A Little Bit of History The Intel Makers Community Installing the Arduino IDE for Intel Galileo Connecting Intel Galileo Installing the Drivers and the Arduino IDE

Installing the Arduino IDE Installing the IDE on Linux Installing the Drivers

Understanding the Arduino IDE Checking the Port and Board Selected What Is a Sketch?

Compiling and Running the Sketch Persisted and Not Persisted Sketches Persisted Sketches and Long Time to Start

Debugging with Serial Console and Serial Communication

Serial.begin(int speed) Serial.print(data) Serial.println(data) Serial.available( ) Serial.read( ) Printing Debug Messages and Using the Serial Console

The Arduino Language Reference and APIs

Structure Digital I/O Analog I/O Time

Running Some Examples

Fade Example Button Example ReadAnalogVoltage Example The Debounce Example

Updating the Firmware Using the IDE

Updating the Firmware with Different Firmware

Troubleshooting the Drivers

Serial Communication Issues with IDE on Windows IDE Problems with Virtual Machines and 64-Bit Linux

Communicating Sketches with Linux Native Programs

is.Additionalfuture Project Example: Unread Email Alarm with Python and POSIX Functions

Summary

Chapter 4: New APIs and Hacks

Servo API

The Theory versus Practice The Mistake with Intel Galileo and Servos What Is New in Servo API?

Serial, Serial1, and Serial2 Objects

Testing the Serial, Serial1, and Serial2 Objects

Improving the I/O Speed

The New APIs for I/O

The Tone API

What’s New in the Tone API?

The pulseIn API

unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout = 1000000) What’s New with pulseIn() A Sample Running pulseIn()

Hacks

Hacking the Servo Library Hacking the GPIO Expander for New PWM Frequencies Single Code for Intel Galileo and Intel Galileo Gen 2

Project: DHT Sensor Library with Fast I/O APIs

Materials List The DHT Sensor A Workaround Using Tri-State Buffers Creating a New Library for DHT11 Sensor

Summary

Chapter 5: Networking and Hacks

WiFi Cards

Setting Up the WiFi Mini-PCIe Card Checking if the WiFi Card Was Recognized Adding Support to a New WiFi Card

The WiFi API

Scanning the Wireless Networks Connecting to the WPA or WEB

Hacking the WiFi Library

Step 1: Setting Up the WiFi Connection Step 2: Restart the Wireless Connection Step 3: Hacking the WiFi Class

Ethernet API

What’s New with Ethernet API and Intel Galileo Ethernet Example: Network Time Protocol (NTP) Dynamic and Static IP Using Ethernet Simplifying the Sketches by Removing the Ethernet Objects

Transferring Files Between Intel Galileo and Computers

Using ftp Using scp or pscp Using an SD Card Using a USB Pen Drive

Hacking the IDE to Improve the Sketch Transfer

How the Hacked IDE Works Hacking the Transfers

Summary

Chapter 6: Tweeting with REST API 1.1

Project Details Material List System and Hardware Clock Assembling the Coin Battery

Workaround with 1.5V Batteries

Creating a Twitter Application Account

Step 1: Creating Your Twitter Account Step 2: Creating the Twitter Application

Creating a Script to Post Messages on Twitter

Step 1: Identifying the API Step 2: Generating the OAuth Signature with the OAuth Tool Step 3: Creating a Script to Post on Twitter with Intel Galileo Step 4: Creating a Sketch that Tweets

Ideas for Improving the Project

Flowers and Plants Communicating with You on a Social Network

Summary

Chapter 7: Using OpenCV

OpenCV Primer Project Details Materials List USB Video Class Preparing the BSP Software Image and Toolchain

Using eGlibc for Video4Linux Image Increasing the rootfs Size Disabling GPU Support on OpenCV Building the SD Image and Toolchain

Development Library Packages Connecting the Webcam Introduction to Video4Linux Exploring the Webcam Capabilities with V4L2-CTL

Changing and Reading Camera Properties Pixel Formats and Resolution

Capturing Videos and Images with libv4l2

A Program for Capturing Video A Program to Capture Images

Working with OpenCV

Building Programs with OpenCV Capturing an Image with OpenCV The Same Software Written in Python Processing Images Detecting Edges Face and Eyes Detection Emotions Classification

Ideas for Improving the Project

Integrating Your Emotions with a Robotic Head Expanding the Classifications Improving the Emotion Classification Using Large Databases

Improving the Emotion Classification for Several Faces Summary

Chapter 8: Creating a Soil Moisture Sensor

Project Details Material List Assembling the Moisture Sensors

Mechanical Assembly Electrical Assembly

Assembling the Flower Face

Testing the Flower Face with the Software Reviewing the Code

Running the Project

Calibration Procedure

Ideas for Improving the Project

Increasing the Number of Sensors Automatic Irrigation Using Appropriate Wires Using a Commercial Sensor Tweeting

Summary

Chapter 9: Home Automation and Dynamic Web

Project Details

The Software Architecture

Materials List Integrating the Components Individually

Testing the Keypad Testing the PIR Sensor The PIR Sensor Connection Testing the YwRobot Relay Module Testing the TMP36 Temperature Sensor

Creating the Sketch

Sending UDP Messages Receiving UDP Messages Joining All Code in a Single Sketch

Creating Your Own Web Server with node.js

Updating node.js About the npm Installing Cheerio Installing socket.io The Web Page Writing the Web Server Code

Running the Home Automation System Ideas for Improving the Project

Power of Ethernet (PoE) Using express and node.js Changing the Web Page and Web Server Without Experience with the Web Creating an Analogic Keypad and Having More I/Os Available Adding a Username and Password Using the DHT11 Sensor

Summary

Chapter 10: Power over Ethernet (PoE)

Project Details Materials List Assembling the PoE Module Powering On with the PoE Injector How It Works Ideas for Improving the Project Summary

Chapter 11: Assembling and Controlling a Robotic Arm

An introduction to Robotic Arm Theory

Using an Online Tool to Calculate Your Servos

Considerations About This Project The Robotic Arm

Assembling the Robotic Arm Step 1: Preparing the Servos Step 2: Assembling the Base Step 3: Assembling the Shoulder Step 4: Assembling the Elbow Step 5: Assembling the Wrist Step 6: Assembling the Mechanical Gripper Step 7: Assembling a Base

Controlling the Robotic Arm

Building a Servo Control Board The Hardware Assembling the Board The Software A Gripper Based on Coffee and a Balloon Preparing the Coffee Gripper A Sketch for the Coffee Gripper

Ideas for Improving this Project Summary

Chapter 12: Using an LTE Modem

An Introduction to XMM7160 and XMM7260 Project Details Materials List Considerations Related to Antennas Preparing the Hardware

Step 1: Preparing the SIM Card Step 2: The NGFF/mPCIe Adaptor Step 3: Adapting the Modem Card Step 4: Connecting the Antennas Step 5: Connecting the Modem to Intel Galileo

Preparing the Software

Step 1: Checking the Modem Step 2: Loading the CDC-ACM Driver Step 3: Checking if the Modem Responds to AT Commands Step 4: Checking the SIM Card Connection Step 5: Configuring the APN and Attaching it to the Network Step 6: Creating an IP Interface with pppd Step 7: Testing the Internet Connection

Testing the Internet Bandwidth

Why Aren’t the Download/Upload Bandwidths Optimal?

Ideas for Improving the Project

Improving the Chat Script Loading the cdc-acm Driver Automatically

Summary

Appendix A: Intel Galileo I/O and Muxing Appendix B: Intel Galileo Gen 2 I/O and Muxing Appendix C: Video Capturing Appendix D: Picture Grabber Index

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