Raspberry Pi Home Automation with Arduino by Dennis, Andrew K. -- Read -- Imperial Library of Trantor

Index

Raspberry Pi Home Automation with Arduino

Table of Contents Raspberry Pi Home Automation with Arduino Credits About the Author Acknowledgement About the Reviewer www.PacktPub.com

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Preface

What this book covers What you need for this book Who this book is for Conventions Reader feedback Customer support

Downloading the example code Errata Piracy Questions

1. An Introduction to the Raspberry Pi, Arduino, and Home Automation

What we will explore in this book History and background of the Raspberry Pi

Raspberry Pi hardware specifications Dimensions 3.5mm analog audio jack Composite RCA port Two USB 2.0 ports plus one micro USB HDMI port SD card port 256 MB/512 MB SDRAM shared with GPU CPU GPU Ethernet port GPIO pins

History and background of Arduino

Raspberry Pi to Arduino shield connection bridge Shield specifications

XBee socket Power source selector UART Digital GPIO pins Serial Peripheral Interface (SPI) pins In Circuit Serial Programmer (ICSP) connector Power pins Analog inputs Raspberry Pi GPIO connector

Soldering Writing software for the Arduino

What home automation is

A history of home automation X10 – a standard is born The dot.com boom and open source – a new set of technologies Commercial products Arrival of the Raspberry Pi

Summary

2. Getting Started Part 1 – Setting up Your Raspberry Pi

The SD card – our Raspberry Pi's storage device Pre-installed SD card versus a blank one Setting up the SD card

Formatting our card

Formatting instructions for Windows 7 Formatting instructions for Mac OS X Formatting instructions for Linux

BerryBoot – our tool for installing an operating system

Downloading the BerryBoot zip

Windows Mac Linux

Hooking up the Raspberry Pi Downloading the right operating system Installing Raspbian Installation complete

Windows users Mac and Linux users

Summary

3. Getting Started Part 2 – Setting up Your Raspberry Pi to Arduino Bridge Shield

Raspberry Pi to Arduino bridge shield

Checking which version of the Raspberry Pi we have Setting up the Raspberry Pi to Arduino shield and LED Installing the software The Arduino IDE

A quick look at the language

arduPi – a library for our Raspberry Pi and Arduino shield Installing arduPi

Leafpad – a text editor

Blinking LED application

A guide to the code Compiling and running our application

Summary

4. Our First Project – A Basic Thermometer

Building a thermometer

Setting up our hardware

An introduction to resistors Thermistor 10K Ohm resistor Wires Breadboard

Connecting our components

Sanity check

Software for our thermometer

Geany IDE

Installing the IDE

An introduction to Makefiles Thermometer code Writing our application Compiling and testing What if it doesn't work Up and running

Summary

5. From Thermometer to Thermostat – Building upon Our First Project

Safety first Introducing the thermostat Setting up our hardware

Relays Connecting the relay

Setting up our software

A program to test the relay Installing screen cURL Thermostat code

Testing our thermostat and fan

Attaching the fan Starting your thermostat application

Debugging problems

Summary

6. Temperature Storage – Setting up a Database to Store Your Results

SQLite

Installing SQLite Version 3.x Creating a database

A table to record our temperature A table to record our rooms

Writing some SQL

Apache web server

Setting up a basic web server WSGI

Setting up WSGI

Creating a Python application to write to our database Conclusion

HTSQL

Download HTSQL Configuring HTSQL

Testing our Arduino shield with our database Summary

7. Curtain Automation – Open and Close the Curtains Based on the Ambient Light

Photoresistors Motor shield and motors Setting up the photoresistor

Wiring up the components Testing the photoresistor with software Debug Setting up the motor shield Wiring up the components

Curtain control application

Pulse Width Modulation Threads Writing our code Debugging problems Connecting to your blinds/curtains Setting the timing Attaching the hardware Debugging problems

Summary

8. Wrapping up

A brief review of what we have learned Next steps

Prototyping Pi Plate The wiringPi library The Gertboard Introduction to the Gertboard components

GPIO PCB expansion board GPIO Pins Motor controller Open collector driver Buffered I/O Atmel ATmeg chip microcontroller Convertors – analog to digital and digital to analog Writing software for the Gertboard

Ideas for next step projects

Expanding the curtain automation tool to include temperature sensing Changing the motor on the curtain automation project to a stepper motor Switching lights on with a photoresistor Holiday lights from LEDs

The future of home automation

3D printing RFID chips EEG headsets

Summary

A. References

Raspberry Pi Raspberry Pi to Arduino bridge shield Linux Python C/C++ Arduino SQL HTSQL Apache Electronics Packt Publishing titles Home automation technology 3D printing EEG headsets Miscellaneous resources

Index

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