Wrestling With IoT - Speaker Deck

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Wrestling w/the Internet of Things

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Why? What? How? Q & A IoT

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Why?

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Commoditization

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RayHightower.com

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Commoditization

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Online Brochure?

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Online Brochure?

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Business Apps?

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Business Apps?

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What?

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Bright LEDs Lasers Li Ion Batteries

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Remotely Operated Vehicle

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https://www.marinenav.ca

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Hardware

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Electronics Assembly

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Software

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TCP/IP

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Real time. Bi-directional. Event based.

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Events keyboard mouse camera depth sensor temperature sensor compass payload telemetry game controller

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Browser BeagleBone Black Arduino Socket.io Serial Node.js Chrome C++

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Parallella

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RISC ARM 18 cores: 2 ARM + 16 RISC

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RJ-45 Power μUSB μHDMI μSD

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Watts => Dollars.

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http://rayhightower.com/blog/2014/09/09/solar-powered-parallella/

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http://rayhightower.com/blog/2014/09/09/solar-powered-parallella/

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http://rayhightower.com/blog/2014/09/09/solar-powered-parallella/ 5 volts 1 amp 5 watts Solar!

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Find all primes up to 16,000,000. Serial on Parallella.

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8 inline int isprime(unsigned long number) 9 { 10 unsigned long i; 11 unsigned long s = sqrt(number); 12 for(i=3;i<=s;i+=2) 13 { 14 if(number % i == 0) 15 return 0; 16 } 17 return 1; 18 } /* Copyright (c) Adapteva, contributed by M. Thompson with modifications by T. Malthouse. */

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237.1 sec

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Find all primes up to 16,000,000. Serial on Mac OS X.

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Same serial code, written in C. Build it on OS X.

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14.4 sec

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Find all primes up to 16,000,000. Parallel on Parallella.

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27 #include 28 29 // Default max number of prime tests per core 30 // Used if a limit it not provided in argv[1] 31 #define DEFAULT_MAX_TESTS 500000 32 33 int main(int argc, char *argv[]) 34 { 35 unsigned row, col, coreid, i, j; 36 e_platform_t platform; 37 e_epiphany_t dev; 38 /* Copyright (c) Adapteva, contributed by M. Thompson with modifications by T. Malthouse.*/

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18.6 sec

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Summary: Finding Primes 0" 50" 100" 150" 200" 250" Parallel Parallella Serial Mac Serial Parallella 18.6 sec 14.4 sec 237.1 sec

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Embarrassingly parallel problem.

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How?

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Dull companies with steady earnings growth… make the best investments. Forbes Magazine  November 1995

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+ +

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Place it. Press it. Get it.

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If it has been learned, it is learnable.   Susan Taylor, Editor  Essence Magazine