Arduino uno User Manual

Contents
Acknowledgments . . . . . . . . . . . xi
Preface . . . . . . . . . . . . . . xiii
The Parts You Need . . . . . . . . . . . xix
Part I — Getting Started with Arduino
1. Welcome to the Arduino . . . . . . . . . . 3
What You Need 4
What Exactly Is an Arduino? 4
Exploring the Arduino Board 6
Installing the Arduino IDE 10
Meeting the Arduino IDE 14
Hello, World! 16
Compiling and Uploading Programs 19
What If It Doesn’t Work? 21
Exercises 22
2. Creating Bigger Projects with the Arduino . . . . . 23
What You Need 23
Managing Projects and Sketches 24
Changing Preferences 26
Using Serial Ports 28
What If It Doesn’t Work? 35
Exercises 36
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Arduino uno Specifications

General

Form factor	Arduino
Certification	RoHS, FC, CE
Processor model	-
Processor frequency	- MHz
Microcontroller model	ATmega328
Microcontroller frequency	16 MHz
DC input voltage	7-12 V
Operating voltage	5 V
DC current per I/O pin	40 mA
Flash memory	0.032 MB
Maximum internal memory	- GB
SRAM (Static Random Access Memory)	2 KB
EEPROM (Electrically Erasable Programmable Read-Only Memory)	1 KB
Wi-Fi	No
Number of analog I/O pins	6
Number of digital I/O pins	14

Weight and Dimensions

Board dimensions	53.4 x 68.6 mm