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• Cover
• Introduction
• Why Arduino?
• Who This Book Is For
• What You’ll Learn in This Book
• Features Used in This Book
• Getting the Parts
• What You’ll Need
• Source Code and Digital Content
• Errata
• Supplementary Material and Support
• What Is an Arduino?
• An Open Source Platform
• Beyond This Book
• I: Arduino Engineering Basics
• 1 Getting Started and Understanding the Arduino Landscape
• Exploring the Arduino Ecosystem
• Creating Your First Program
• Summary
• 2 Digital Inputs, Outputs, and Pulse-Width Modulation
• Digital Outputs
• Pulse-Width Modulation with analogWrite()
• Reading Digital Inputs
• Building a Controllable RGB LED Nightlight
• Summary
• 3 Interfacing with Analog Sensors
• Understanding Analog and Digital Signals
• Reading Analog Sensors with the Arduino: analogRead()
• Using Variable Resistors to Make Your Own Analog Sensors
• Summary
• II: Interfacing with Your Environment
• 4 Using Transistors and Driving DC Motors
• Driving DC Motors
• Building a Roving Robot
• Summary
• 5 Driving Stepper and Servo Motors
• Driving Servo Motors
• Building a Sweeping Distance Sensor
• Understanding and Driving Stepper Motors
• Building a “One-Minute Chronograph”
• Summary
• 6 Making Sounds and Music
• Understanding How Speakers Work
• Using tone() to Make Sounds
• Building a Micro Piano
• Summary
• 7 USB Serial Communication
• Understanding the Arduino’s Serial Communication Capabilities
• Listening to the Arduino
• Talking to the Arduino
• Talking to a Desktop App
• Summary
• 8 Emulating USB Devices
• Emulating a Keyboard
• Emulating a Mouse
• Summary
• 9 Shift Registers
• Understanding Shift Registers
• Controlling Light Animations with a Shift Register
• Summary
• III: Communication Interfaces
• 10 The I2C Bus
• History of the I2C Bus
• I2C Hardware Design
• Communicating with an I2C Temperature Probe
• Combining Shift Registers, Serial Communication, and I2C Communications
• Summary
• 11 The SPI Bus and Third-Party Libraries
• Overview of the SPI Bus
• SPI Hardware and Communication Design
• Comparing SPI to I2C and UART
• Communicating with an SPI Accelerometer
• Creating an Audiovisual Instrument Using a 3-Axis Accelerometer
• Summary
• 12 Interfacing with Liquid Crystal Displays
• Setting Up the LCD
• Using the LiquidCrystal Library to Write to the LCD
• Building a Personal Thermostat
• Summary
• IV: Digging Deeper and Combining Functions
• 13 Interrupts and Other Special Functions
• Using Hardware Interrupts
• Using Timer Interrupts
• Building an Interrupt-Driven Sound Machine
• Summary
• 14 Data Logging with SD Cards
• Getting Ready for Data Logging
• Interfacing the Arduino with an SD Card
• Real-Time Clocks
• Building an Entrance Logger
• Summary
• V: Going Wireless
• 15 Wireless RF Communications
• The Electromagnetic Spectrum
• Receiving Key Presses with the RF Link
• Making a Wireless Doorbell
• The Start of Your Smart Home—Controlling a Lamp
• Summary
• 16 Bluetooth Connectivity
• Demystifying Bluetooth
• Communication between Your Arduino and Your Phone
• Controlling an AC Lamp with Bluetooth
• Summary
• 17 Wi-Fi and the Cloud
• The Web, the Arduino, and You
• Controlling Your Arduino from the Web
• Interfacing with Web APIs
• Summary
• Appendix A: Deciphering Datasheets and Schematics
• Reading Datasheets
• Understanding the Arduino Schematic
• Index
• About the Author
• About the Technical Editor
• Acknowledgments
• Figure Credits
• End User License Agreement