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hello world ! with Arduino ! Patrick Mulder! @mulpat Arduino User Group! October 2014

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maker labs https://www.flickr.com/photos/leesean/3098869562 http://paulfurley.com/arduino-isnt-just-for-hackers/

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Arduino origins http://www.reddit.com/r/arduino/comments/2ij0d5/ til_arduino_was_named_after_a_bar_in_ivrea_italy/

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The last meetups…

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new browser controls https://www.flickr.com/photos/frenchhope/317111231 https://www.flickr.com/photos/bagogames/14073389239

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vehicles

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smell detection

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roboshock

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CNC

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Reminder: Make Munich http://annablumenkranz.blogspot.de/2014/08/getting-ready-for-make-munich-2014.html

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Arduino = ! hardware x software Getting started…

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Hardware

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many types

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Arduino UNO MPU Digital Pins Analog Pins USB Power Pins

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pinboardjs

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Atmel micro controller 8-bit 16 MHz ATmega328 5V supply Flash: 32 KB

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Power Pins/GND !! don’t connect GND with 5V

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Digital IO setPinMode(pin, OUTPUT);

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PWM output analogWrite(pin, OUTPUT);

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Analog Input analogRead(pin, OUTPUT);

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Communication USB/UART Serial.begin(9600);

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Arduino! software

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a “typical” project configuration blocking! code Processing IDE sketch

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Embedded C/C++ void setup() {! pinMode(led, OUTPUT);! }! ! void loop() {! digitalWrite(led, HIGH);! delay(300);! digitalWrite(led, LOW); ! delay(2700); ! }

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firmata protocol led = new five.Led({! pin: 13! });! ! led.on();! ! this.wait(2700, function() {! led.on();! }); host computer https://www.flickr.com/photos/nate/3081263606 Firmata /! serial port Arduino

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“The aim is to allow people to completely control the Arduino from software on the host computer.” http://www.firmata.org/wiki/Main_Page