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Physical Computing

Physical Computing. Arduino , Raspberry Pi, Sensors, Controls…. Atmel AVR, ARM 1.8-12V 1-84MHz ( ATtiny , ATmega …) Arduino IDE + libraries I2C, SPI, PWM, UART, USB host $ 12- 60. Arduino. bildr.org. Broadcom SoC 700-900 MHz, 512GB RAM 5V, ~1A

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Physical Computing

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  1. Physical Computing Arduino, Raspberry Pi, Sensors, Controls…

  2. Atmel AVR, ARM • 1.8-12V • 1-84MHz (ATtiny, ATmega…) • Arduino IDE + libraries • I2C, SPI, PWM, UART, USB host • $12-60 Arduino

  3. bildr.org

  4. Broadcom SoC • 700-900 MHz, 512GB RAM • 5V, ~1A • Linux (Arch, Debian, Chromium), Python • Integrated A/V out, Ethernet, GPIO • $35 Raspberry Pi

  5. General Purpose Input Output • digital • 0-5V • on/off switching, bit-banging • no analog in or out (no ADCs, DACs, PWMs) GPIO?

  6. http://learn.adafruit.com

  7. Barometric Pressure Sensor BMP085 Breakout $19.95 Barometric Pressure Sensor BMP085$8.95 https://www.sparkfun.com/products/11282

  8. Humidity Sensor - HIH-4030 Breakout

  9. SPI • I2C • USI • USB Serial • TWI • CAN BUS • UART • RS-232 • Ethernet 3.3V and 5V don’t mesh: https://www.sparkfun.com/products/8745 Wired Communication

  10. WiFi • Bluetooth • Xbee / ZigBee • Wireless USB/RS-232 • IrDA • 315 & 434 MHz radio Tend to drain power Most require Client/Server relationship Wireless Communication

  11. 50 mA < 5A

  12. Microcontroller Motor, Valve, Relay, Light 50 mA < 5A

  13. Microcontroller Motor, Valve, Relay, Light (Current Source) (Current Sink) 50 mA < 5A

  14. Microcontroller Motor, Valve, Relay, Light (Current Source) (Current Sink) 50 mA < 5A

  15. Solenoids Motors Relays (non-SSR) Inductive Loads

  16. 2012 Senior Design Project Human Interaction

  17. 2012 Senior Design Project Human Interaction

  18. Human interface • Graphical Touchscreen • Customizable • Ultra low power • Wi-Fi integration • Built-in Tutorial

  19. Human interface • Graphical Touchscreen • Customizable • Ultra low power • Wi-Fi integration • Built-in Tutorial

  20. Human interface • Graphical Touchscreen • Customizable • Ultra low power • Wi-Fi integration • Built-in Tutorial

  21. http://shop.oreilly.com/category/deals/arduino-owo.do?code=WKARD&cmp=tw-make-dotw-arduinohttp://shop.oreilly.com/category/deals/arduino-owo.do?code=WKARD&cmp=tw-make-dotw-arduino http://www.adafruit.com/blog/2013/01/23/adafruits-raspberry-pi-lesson-10-stepper-motors-raspberry_pi-raspberrypi/

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