arduino talk by toon nelissen
DESCRIPTION
Talk from Toon Nelissen at TIII one-day conference. Visit www.appsaloon.be and www.arduino-jam.org to learn more about Toon.TRANSCRIPT
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Arduino Developing some interactive interfaces fast & cheap
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Toon Nelissen
co-owner of AppSaloon a Web-site/app development company
Maker
5 years of experience with the Arduino platform
Founder of the Arduino-jam
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Arduino projects
some small projects
Bicycle POV wheel display
Flashing psychedelic goggles
Electrofried a shocking game
Capacitance touch sensor, a button without a knob
helped friend and people online to improve there code
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Arduino projects
CM interactive stress game
wire loop game on time
if you touch the wire you get a time penalty
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Arduino projects
Domotica controller with online interface
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Arduino Jam
20 Arduino enthusiasts
one big brainstorm starting from 2 themes
forming +/- 8 teams
developing
documenting
this all within 48 hours
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Do you want to know the magic of Arduino?
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Arduino the basics
USB
14 I/O pins (20 on leonardo)
6 Analog input pins (12 on leonardo)
6 PWM out (7 on leonardo )
32 KB Flash memory 4 KB used by bootloader
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Why the Arduino?Based on existing languages: Wiring, processing (C-syntax)
Bootloader easy to compile and upload a sketch
Easy to use software
Good documentation
Big Community
Open Source = improved through community
Cheap
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Its easy to use!
5V
Accepts 7 to 12V of input
Overcurrent protection
Lots of shields
Lots of libraries
Wifi shield Motor shield
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How to start?
Download Arduino IDE
Plug your Arduino in
Select your Arduino Board
Open a sketch
Hit run
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It‘s really that easy!
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What has a blinking light to do withInteractive interfaces ?
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Arduino as a bridge
Reads out sensors
Collecting data
Communicate with devices
PCMacLinux
Sensors
Data
Internet
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Arduino as stand-alone
Sensors
Data
Internet
Reads out sensors
Collecting data
Communicate with devices
Process data
Led
Lcd
character display
Internet
...
Motor
Servo
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Lets get our hands dirty!
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Arduino Sketch
global variable declaration
void setup()
void loop()
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Digital In and Output (I/O)
pinMode(#, OUTPUT);pinMode(#, INPUT);
digitalWrite(#, HIGH);Set a pin state: HIGH or LOW
digitalRead(#);Read out a pin state: HIGH or LOW
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Analog to digital
0 to 5V = resolution of 0 to 1023
analogRead(A#);
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AnalogOut ?Lets use PWM
PWM or Pulse Width Modulation
analogWrite(#,value);Value: 0(0%) to 255 (100%)
Use :
dimming leds,
generate audio waves,
controlling servo and speed of motors
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Communication
Serial connection
to computer, 7 segment displays
SPI
ethernet shield, SD-card
I2C
sensors, eeprom, slave arduino
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Arduino Interupt magic
Do something when you where doing something else, controlled by a input
Hardware interrupts on pin 2 & 3
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Arduino the Limitations
Program size is limited to 28KB
Limited amount of pins
16 MHz clockspeed
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User cases
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CM stressgame
60 leds
3 IO inputs
1 analog potentiometer
Sound out
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Solutions
60 leds in a matrix with shift registers
2 interrupts to detect touch
1 analog read of potentiometer ( linear )
second arduino for sound
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Electrofried shocking game
2 buttons
10.000 volt shock
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OfficeDuino
ethernet connection
Power control
3 PWM signals
2 on/off states
Current sensor
temperature sensor
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Arduino Jam: Nipkow disc
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Arduino Jam: Reversed GeoCach
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So prototyping some Interactive Interfaces with Arduino?
It’s cheap
Easy to learn
Prototyping can be done very fast
And it can fly
YES
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Thanks for listening
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www.arduino-jam.org
ARDUINO JAM21 - 23 sept 2012
@ timelab Ghent
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