Arduino Tutorial #3 – Functions, Return Values and Variables

Arduino Tutorial #3 – Functions, Return Values and Variables
October 17, 2012 Posted in: Arduino
A tutorial on sketch structure, functions, return values and variables.
Sketch / code used in tutorial: http://mjlorton.com/forum/index.php?t…
Buy your Arduino kit here: http://astore.amazon.com/m0711-20?_en…

Arduino Site: http://www.arduino.cc/
Arduino software / IDE: http://arduino.cc/en/Main/Software
Arduino forum: http://arduino.cc/forum/

Items and topics covered in this video:

* Local and global variables
* Functions / procedures
* Return values from functions
* Sample sketch code that does Math / arithmetic and write to the terminal
* Some commands used: Serial.print; Serial.println, if, else, void setup, void loop, return

Arduino Uno R3 features:

* ATmega328 micro controller
* Input voltage – 7-12V
* 14 Digital I/O Pins (6 PWM outputs)
* 6 Analogue Inputs
* 32k Flash Memory
* 16Mhz Clock Speed

Handy websites:
http://www.toddfun.com/
http://www.arduino.cc/
http://tronixstuff.wordpress.com/
http://www.timnolan.com
http://www.timnolan.com/index.php?pag…
http://www.ladyada.net/learn/arduino/…