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Preface; Who This Book Is For; How This Book Is Organized; What Was Left Out; Code Style (About the Code); Arduino Platform Release Notes; Conventions Used in This Book; Using Code Examples; Safari® Books Online; How to Contact Us; Acknowledgments; Notes on the Second Edition;
Chapter 1: Getting Started;
1.1 Introduction;
1.2 Installing the Integrated Development Environment (IDE);
1.3 Setting Up the Arduino Board;
1.4 Using the Integrated Development Environment (IDE) to Prepare an Arduino Sketch;
1.5 Uploading and Running the Blink Sketch;
1.6 Creating and Saving a Sketch;
1.7 Using Arduino;
Chapter 2: Making the Sketch Do Your Bidding;
2.1 Introduction;
2.2 Structuring an Arduino Program;
2.3 Using Simple Primitive Types (Variables);
2.4 Using Floating-Point Numbers;
2.5 Working with Groups of Values;
2.6 Using Arduino String Functionality;
2.7 Using C Character Strings;
2.8 Splitting Comma-Separated Text into Groups;
2.9 Converting a Number to a String;
2.10 Converting a String to a Number;
2.11 Structuring Your Code into Functional Blocks;
2.12 Returning More Than One Value from a Function;
2.13 Taking Actions Based on Conditions;
2.14 Repeating a Sequence of Statements;
2.15 Repeating Statements with a Counter;
2.16 Breaking Out of Loops;
2.17 Taking a Variety of Actions Based on a Single Variable;
2.18 Comparing Character and Numeric Values;
2.19 Comparing Strings;
2.20 Performing Logical Comparisons;
2.21 Performing Bitwise Operations;
2.22 Combining Operations and Assignment;
Chapter 3: Using Mathematical Operators;
3.1 Introduction;
3.2 Adding, Subtracting, Multiplying, and Dividing;
3.3 Incrementing and Decrementing Values;
3.4 Finding the Remainder After Dividing Two Values;
3.5 Determining the Absolute Value;
3.6 Constraining a Number to a Range of Values;
3.7 Finding the Minimum or Maximum of Some Values;
3.8 Raising a Number to a Power;
3.9 Taking the Square Root;
3.10 Rounding Floating-Point Numbers Up and Down;
3.11 Using Trigonometric Functions;
3.12 Generating Random Numbers;
3.13 Setting and Reading Bits;
3.14 Shifting Bits;
3.15 Extracting High and Low Bytes in an int or long;
3.16 Forming an int or long from High and Low Bytes;
Chapter 4: Serial Communications;
4.1 Introduction;
4.2 Sending Debug Information from Arduino to Your Computer;
4.3 Sending Formatted Text and Numeric Data from Arduino;
4.4 Receiving Serial Data in Arduino;
4.5 Sending Multiple Text Fields from Arduino in a Single Message;
4.6 Receiving Multiple Text Fields in a Single Message in Arduino;
4.7 Sending Binary Data from Arduino;
4.8 Receiving Binary Data from Arduino on a Computer;
4.9 Sending Binary Values from Processing to Arduino;
4.10 Sending the Value of Multiple Arduino Pins;
4.11 How to Move the Mouse Cursor on a PC or Mac;
4.12 Controlling Google Earth Using Arduino;
4.13 Logging Arduino Data to a File on Your Computer;
4.14 Sending Data to Two Serial Devices at the Same Time;
4.15 Receiving Serial Data from Two Devices at the Same Time;
4.16 Setting Up Processing on Your Computer to Send and Receive Serial Data;
Chapter 5: Simple Digital and Analog Input;
5.1 Introduction;
5.2 Using a Switch;
5.3 Using a Switch Without External Resistors;
5.4 Reliably Detecting the Closing of a Switch;
5.5 Determining How Long a Switch Is Pressed;
5.6 Reading a Keypad;
5.7 Reading Analog Values;
5.8 Changing the Range of Values;
5.9 Reading More Than Six Analog Inputs;
5.10 Displaying Voltages Up to 5V;
5.11 Responding to Changes in Voltage;
5.12 Measuring Voltages More Than 5V (Voltage Dividers);
Chapter 6: Getting Input from Sensors;
6.1 Introduction;
6.2 Detecting Movement;
6.3 Detecting Light;
6.4 Detecting Motion (Integrating Passive Infrared Detectors);
6.5 Measuring Distance;
6.6 Measuring Distance Accurately;
6.7 Detecting Vibration;
6.8 Detecting Sound;
6.9 Measuring Temperature;
6.10 Reading RFID Tags;
6.11 Tracking Rotary Movement;
6.12 Tracking the Movement of More Than One Rotary Encoder;
6.13 Tracking Rotary Movement in a Busy Sketch;
6.14 Using a Mouse;
6.15 Getting Location from a GPS;
6.16 Detecting Rotation Using a Gyroscope;
6.17 Detecting Direction;
6.18 Getting Input from a Game Control Pad (PlayStation);
6.19 Reading Acceleration;
Chapter 7: Visual Output;
7.1 Introduction;
7.2 Connecting and Using LEDs;
7.3 Adjusting the Brightness of an LED;
7.4 Driving High-Power LEDs;
7.5 Adjusting the Color of an LED;
7.6 Sequencing Multiple LEDs: Creating a Bar Graph;
7.7 Sequencing Multiple LEDs: Making a Chase Sequence (Knight Rider);
7.8 Controlling an LED Matrix Using Multiplexing;
7.9 Displaying Images on an LED Matrix;
7.10 Controlling a Matrix of LEDs: Charlieplexing;
7.11 Driving a 7-Segment LED Display;
7.12 Driving Multidigit, 7-Segment LED Displays: Multiplexing;
7.13 Driving Multidigit, 7-Segment LED Displays Using MAX7221 Shift Registers;
7.14 Controlling an Array of LEDs by Using MAX72xx Shift Registers;
7.15 Increasing the Number of Analog Outputs Using PWM Extender Chips (TLC5940);
7.16 Using an Analog Panel Meter as a Display;
Chapter 8: Physical Output;
8.1 Introduction;
8.2 Controlling the Position of a Servo;
8.3 Controlling One or Two Servos with a Potentiometer or Sensor;
8.4 Controlling the Speed of Continuous Rotation Servos;
8.5 Controlling Servos Using Computer Commands;
8.6 Driving a Brushless Motor (Using a Hobby Speed Controller);
8.7 Controlling Solenoids and Relays;
8.8 Making an Object Vibrate;
8.9 Driving a Brushed Motor Using a Transistor;
8.10 Controlling the Direction of a Brushed Motor with an H-Bridge;
8.11 Controlling the Direction and Speed of a Brushed Motor with an H-Bridge;
8.12 Using Sensors to Control the Direction and Speed of Brushed Motors (L293 H-Bridge);
8.13 Driving a Bipolar Stepper Motor;
8.14 Driving a Bipolar Stepper Motor (Using the EasyDriver Board);
8.15 Driving a Unipolar Stepper Motor (ULN2003A);
Chapter 9: Audio Output;
9.1 Introduction;
9.2 Playing Tones;
9.3 Playing a Simple Melody;
9.4 Generating More Than One Simultaneous Tone;
9.5 Generating Audio Tones and Fading an LED;
9.6 Playing a WAV File;
9.7 Controlling MIDI;
9.8 Making an Audio Synthesizer;
Chapter 10: Remotely Controlling External Devices;
10.1 Introduction;
10.2 Responding to an Infrared Remote Control;
10.3 Decoding Infrared Remote Control Signals;
10.4 Imitating Remote Control Signals;
10.5 Controlling a Digital Camera;
10.6 Controlling AC Devices by Hacking a Remote-Controlled Switch;
Chapter 11: Using Displays;
11.1 Introduction;
11.2 Connecting and Using a Text LCD Display;
11.3 Formatting Text;
11.4 Turning the Cursor and Display On or Off;
11.5 Scrolling Text;
11.6 Displaying Special Symbols;
11.7 Creating Custom Characters;
11.8 Displaying Symbols Larger Than a Single Character;
11.9 Displaying Pixels Smaller Than a Single Character;
11.10 Connecting and Using a Graphical LCD Display;
11.11 Creating Bitmaps for Use with a Graphical Display;
11.12 Displaying Text on a TV;
Chapter 12: Using Time and Dates;
12.1 Introduction;
12.2 Creating Delays;
12.3 Using millis to Determine Duration;
12.4 More Precisely Measuring the Duration of a Pulse;
12.5 Using Arduino as a Clock;
12.6 Creating an Alarm to Periodically Call a Function;
12.7 Using a Real-Time Clock;
Chapter 13: Communicating Using I2C and SPI;
13.1 Introduction;
13.2 Controlling an RGB LED Using the BlinkM Module;
13.3 Using the Wii Nunchuck Accelerometer;
13.4 Interfacing to an External Real-Time Clock;
13.5 Adding External EEPROM Memory;
13.6 Reading Temperature with a Digital Thermometer;
13.7 Driving Four 7-Segment LEDs Using Only Two Wires;
13.8 Integrating an I2C Port Expander;
13.9 Driving Multidigit, 7-Segment Displays Using SPI;
13.10 Communicating Between Two or More Arduino Boards;
Chapter 14: Wireless Communication;
14.1 Introduction;
14.2 Sending Messages Using Low-Cost Wireless Modules;
14.3 Connecting Arduino to a ZigBee or
802.15.4 Network;
14.4 Sending a Message to a Particular XBee;
14.5 Sending Sensor Data Between XBees;
14.6 Activating an Actuator Connected to an XBee;
14.7 Sending Messages Using Low-Cost Transceivers;
14.8 Communicating with Bluetooth Devices;
Chapter 15: Ethernet and Networking;
15.1 Introduction;
15.2 Setting Up the Ethernet Shield;
15.3 Obtaining Your IP Address Automatically;
15.4 Resolving Hostnames to IP Addresses (DNS);
15.5 Requesting Data from a Web Server;
15.6 Requesting Data from a Web Server Using XML;
15.7 Setting Up an Arduino to Be a Web Server;
15.8 Handling Incoming Web Requests;
15.9 Handling Incoming Requests for Specific Pages;
15.10 Using HTML to Format Web Server Responses;
15.11 Serving Web Pages Using Forms (POST);
15.12 Serving Web Pages Containing Large Amounts of Data;
15.13 Sending Twitter Messages;
15.14 Sending and Receiving Simple Messages (UDP);
15.15 Getting the Time from an Internet Time Server;
15.16 Monitoring Pachube Feeds;
15.17 Sending Information to Pachube;
Chapter 16: Using, Modifying, and Creating Libraries;
16.1 Introduction;
16.2 Using the Built-in Libraries;
16.3 Installing Third-Party Libraries;
16.4 Modifying a Library;
16.5 Creating Your Own Library;
16.6 Creating a Library That Uses Other Libraries;
16.7 Updating Third-Party Libraries for Arduino
1.0;
Chapter 17: Advanced Coding and Memory Handling;
17.1 Introduction;
17.2 Understanding the Arduino Build Process;
17.3 Determining the Amount of Free and Used RAM;
17.4 Storing and Retrieving Numeric Values in Program Memory;
17.5 Storing and Retrieving Strings in Program Memory;
17.6 Using #define and const Instead of Integers;
17.7 Using Conditional Compilations;
Chapter 18: Using the Controller Chip Hardware;
18.1 Introduction;
18.2 Storing Data in Permanent EEPROM Memory;
18.3 Using Hardware Interrupts;
18.4 Setting Timer Duration;
18.5 Setting Timer Pulse Width and Duration;
18.6 Creating a Pulse Generator;
18.7 Changing a Timer''s PWM Frequency;
18.8 Counting Pulses;
18.9 Measuring Pulses More Accurately;
18.10 Measuring Analog Values Quickly;
18.11 Reducing Battery Drain;
18.12 Setting Digital Pins