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Learning how to tinker with Andrew Nesbitt

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Hardware hacking for Web people

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BEng Robotics & Automated Systems University of Plymouth

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Advanced Mathematics Mechanical Engineering Digital Electronics Analogue Electronics Computer Science Control Theory Neural networking Microprocessor Design Playing with Robots Learning Robotics

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Advanced Mathematics Observing Robots behind glass Learning Robotics Advanced Mathematics Advanced Mathematics Advanced Mathematics Advanced Mathematics Advanced Mathematics Advanced Mathematics Advanced Mathematics

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Back then robotics was: expensive, complicated and not fun

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APIs Open Source Hardware Smart phones High level Programming Languages GitHub Internet everywhere 3D Printing 2014

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Gartner's 2014 Hype Cycle Report http://www.gartner.com/newsroom/id/2819918

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Internet of things Gartner's 2014 Hype Cycle Report http://www.gartner.com/newsroom/id/2819918

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Internet of things Gartner's 2014 Hype Cycle Report Software-Defined Anything http://www.gartner.com/newsroom/id/2819918

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GitHub HQ

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Networked Motion and Temperature Sensors

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Internet of Things = Open Hardware APIs + Web Technologies

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Arduino

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Arduino IDE C++ Compile, transfer, run

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Firmata

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Cat Laser Toy

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! var five = require("johnny-five"),
 board = new five.Board();
 
 function randomFromInterval(from,to){
 return Math.floor(Math.random()*(to-from+1)+from); 
 }
 
 board.on("ready", function() {
 var servoX = new five.Servo(10);
 var servoY = new five.Servo(9);
 var laser = new five.Led(8);
 
 laser.on()
 
 setInterval(function(){
 x = randomFromInterval(80, 120)
 y = randomFromInterval(95, 145)
 servoX.move(x)
 servoY.move(y)
 }, 400)
 }) 


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It's a UNIX system! I know this!

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Cat Laser Toy

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Cat Laser Toy Rabbit v |

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Time

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Demo Driven Development

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LIVE DEMO

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Sparkfun Inventors Kit hobbytronics.co.uk/sparkfun-inventors-kit-v3

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node-ardx.org

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gosphero.com

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Fear of failure

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It's a UNIX system! I know this!

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⌘Z

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Prototyping tools

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LEGO

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EV3

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Robot Rabbit Feeder

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! var Ev3 = require ("ev3-nodejs-bt");
 var Ev3_base = Ev3.base;
 
 var XboxController = require('xbox-controller');
 var xbox = new XboxController;
 
 var robot = new Ev3_base("/dev/tty.EV3-SerialPort");
 
 var maxAngle = 32768;
 var maxSpeed = 100;
 
 var speeds = { a: 0, b: 0, c: 0, d: 0 };

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robot.connect(function(){
 robot.start_program(function(ev3){
 var setSpeed = function(){
 var output = ev3.getOutputSequence(speeds.a,speeds.b,speeds.c,speeds.d);
 ev3.sp.write(output); }
 
 setInterval(setSpeed, 100)
 
 xbox.on('left:move', function(position){
 var x = -(position.x / maxAngle)*-maxSpeed
 var y = (position.y / maxAngle)*-maxSpeed
 var left = y-x
 var right = y+x
 
 speeds.b = left
 speeds.a = right
 })
 
 xbox.on('a:press', function(){ speeds.d = 100 })
 xbox.on('a:release', function(){ speeds.d = 0 })
 });
 });

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3D Printing

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thingiverse.com

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tinkercad.com

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shapeways.com

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cube([30, 30, 30]);

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union(){! cube([30, 30, 30]);! cube([60, 10, 10]);! }

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difference() {! union(){! cube([30, 30, 30]);! cube([60, 10, 10]);! }! translate([30, 30, 30])! sphere(20);! }

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require "rubyscad"! ! class MyShape! include RubyScad! ! def render()! difference do! union do! cube(size: [30, 30, 30])! cube(size: [60, 10, 10])! end! ! translate(v: [30, 30, 30]) do! sphere(r: 20)! end! end! end! end! ! MyShape.new.render

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It's a UNIX system! I know this!

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LIVE DEMO

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42 #hybridconfcube Tweet: Any number between 1 and 100

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3D GitHub Contribution Graph

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Community

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Makerspaces

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hackerspaces.org

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NoDebots.io

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robotsconf.com December 6-7 2014, Florida

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makerland.org

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Wrapping up

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Bring everything great about internet into the real world

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! Stay on the edge of your comfort zone

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It's a UNIX system! I know this!

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! Play with prototypes

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Get involved with the community

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! Change the world!

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Code: https://github.com/andrew/hybrid-2014

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Twitter: @teabass

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No rabbits were harmed in the making of this presentation Thanks!