Programming Arduino Next Steps by Monk, Simon -- Read -- Imperial Library of Trantor

Index

Cover Title Page Copyright Page Contents Preface Acknowledgments Introduction 1 Programming Arduino

What Is Arduino? Installation and the IDE

Installing the IDE Blink

A Tour of Arduino

Power Supply Power Connections Analog Inputs Digital Connections

Arduino Boards

Uno and Similar Big Arduino Boards Small Arduino Boards Unofficial Arduinos

Programming Language Modifying the Blink Sketch Variables If Loops Functions Digital Inputs Digital Outputs The Serial Monitor Arrays and Strings Analog Inputs Analog Outputs Using Libraries Arduino Data Types Arduino Commands Summary

2 Under the Hood

A Brief History of Arduino Anatomy of an Arduino AVR Processors

ATmega328 ATmega32u4 ATmega2560 AT91SAM3X8E

Arduino and Wiring From Sketch to Arduino AVR Studio Installing a Bootloader

Burning a Bootloader with AVR Studio and a Programmer Burning a Bootloader with the Arduino IDE and a Second Arduino

Summary

3 When Is an Arduino Not an Arduino?

The Arduino IDE’s Extensible Architecture Adafruit Circuit Playground Express NodeMCU ESP32 ATtiny Microcontrollers

ATtiny44 Using an Arduino as a Programmer Installing ATtinyCore into the IDE Clocks, Crystals, and Fuses Minimal Arduino

Summary

4 Interrupts and Timers

Hardware Interrupts

Interrupt Pins Interrupt Modes Enabling Internal Pull-Up Interrupt Service Routines Volatile Variables ISR Summary

Enabling and Disabling Interrupts Timer Interrupts Summary

5 Making Arduino Faster

How Fast Is an Arduino? Comparing Arduino Boards Speeding Up Arithmetic

Do You Really Need to Use a Float?

Lookup vs. Calculate Fast I/O

Basic Code Optimization Bytes and Bits ATmega328 Ports Very Fast Digital Output Fast Digital Input

Speeding Up Analog Inputs Summary

6 Low-Power Arduino

Power Consumption of Arduino Boards Current and Batteries Reducing the Clock Speed Turning Things Off Sleeping ATmega-Based Arduinos

Narcoleptic Waking ATmega-Based Arduinos on External Interrupts

ESP8266 Sleeping ESP32 Sleeping Use Digital Outputs to Control Power Summary

7 Memory

Arduino Memory Minimizing RAM Usage

Use the Right Data Structures Store String Constants in Flash Memory Common Misconceptions Measure Free Memory

Minimizing Flash Usage

Use Constants Remove Unwanted Trace Bypass the Bootloader

Static vs. Dynamic Memory Allocation Strings

C char Arrays The Arduino String Object Library

Using EEPROM

EEPROM Example Using the avr/eeprom.h Library EEPROM Limitations

Using Flash Using SD Card Storage Summary

8 Interfacing with Arduino

Binary Arduino Types and Binary Hexadecimal Masking Bits Shifting Bits Serial Data Summary

9 Using I2C

I2C Hardware The I2C Protocol The Wire Library

Initializing I2C Master Sending Data Master Receiving Data

I2C Examples

TEA5767 FM Radio Arduino-to-Arduino Communication LED Backpack Boards DS1307 Real-Time Clock

Summary

10 Interfacing with 1-Wire Devices

1-Wire Hardware The 1-Wire Protocol The OneWire Library

Initializing 1-Wire Scanning the Bus

Using the DS18B20 Summary

11 Interfacing with SPI Devices

Bit Manipulation SPI Hardware The SPI Protocol The SPI Library SPI Example Summary

12 Serial UART Programming

Serial Hardware Serial Protocol The Serial Commands The SoftwareSerial Library Serial Examples

Computer to Arduino over USB Arduino to Arduino GPS Module

Summary

13 USB Programming

Keyboard and Mouse Emulation

Keyboard Emulation Keyboard Emulation Example Mouse Emulation Mouse Emulation Example USB Host on the Arduino Due

Summary

14 Network and Internet of Things Programming

Networking Hardware

Ethernet Shield Arduino Ethernet/EtherTen

The Ethernet Library

Making a Connection Setting Up a Web Server Making Requests

Wired Ethernet Examples

Physical Web Server Using a JSON Web Service

The Official Arduino WiFi Library

Making a Connection WiFi-Specific Functions

Arduino WiFi Example ESP8266/ESP32 WiFi Example Internet of Things

dweet.io Programming the NodeMCU or Wemos D1 Mini Attaching the TMP36 A Web Page to Display the Temperature

Summary

15 Digital Signal Processing

Introducing Digital Signal Processing Averaging Readings An Introduction to Filtering Creating a Simple Low-Pass Filter Arduino Uno DSP Arduino Due DSP Filter Code Generation The Fourier Transform

Spectrum Analyzer Example Frequency Measurement Example

Summary

16 Managing with One Process

Making the Transition from Big Programming Why You Don’t Need Threads Setup and Loop

Sense Then Act Pause Without Blocking

The Timer Library State Diagrams State Machines in Arduino Summary

17 Writing Libraries

When to Make a Library Using Classes and Methods Library Example (TEA5767 Radio)

Define the Library’s Interface Write the Header File Write the Implementation File Write the Keywords File Make the Examples Folder

Testing the Library Releasing the Library Publishing Your Library on GitHub

GitHub Creating a Repository

Summary

A Parts

Arduino Boards Components and Modules Suppliers Arduino Starter Kits

Index

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