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Andevcon Wearables Workshop Notes

Lance Gleason
July 29, 2015
Programming
0
1.4k

Andevcon Wearables Workshop Notes

Andevcon Metawear wearables workshop notes and example code

Lance Gleason

July 29, 2015
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Transcript

  1. Introductions

  2. Twitter @lgleasain Github lgleasain www.lancegleason.com www.polyglotprogrammincinc.com lgleason@polyglotprogramminginc.com

  3. None
  4. None
  5. None
  6. None
  7. None
  8. None

  9. http://www.polyglotprogramminginc.com/purr- programming-2-0/

  10. None
  11. None

  12. Software

  13. Options

  14. None

  15. Pros •Extensible •Common Pinouts

  16. Cons • Impossible to create a at scale prototype •

    Many extensions overkill for wearables
  17. None

  18. Pros • Inexpensive • Available GPS Module • Low Power

    • Aduino Based • Lots of Support

  19. Cons • No easy way to integrate Bluetooth or Wifi

    • Requires a physical connection to get data • Things like an accelerometer require a separate component
  20. None
  21. None
  22. None
  23. None

  24. Features • Bluetooth Support • Robust API for Android and

    IOS • Built in Sensors (temperature, accelerometer etc.) • Built in support for rechargeable batteries

  25. Specs • ! Nordic Semiconductor nRF51822 BLE SoC • !

    2.4 GHz transceiver • ! ARM®Cortex™-M0 32 bit processor • ! 256 kB flash program memory • ! 16 kB RAM • ! 8/9/10 bit ADC

  26. Specs Continued • Accelerometer • Temperature Sensor • Push Button

    Switch • Bright LED • Driver for vibration motor • micro usb chargable • I2C bus, and support for 4 digital/analog and 4 digital pins
  27. None
  28. None

  29. Cons • Really Small • Tough to write custom drivers

    • Proprietary
  30. None

  31. Bluetooth • Same Frequency range as 2.4 Gigahertz Wifi •

    79 Channels VS 13 • Less Throughput

  32. Bluetooth LE • Always off • Less Throughput • Often

    lower transmit power • Designed for low data low power Applications
  33. None
  34. None

  35. IOS • IPad 3rd Generation or better • Iphone 4S

    or greater

  36. Android • Bluetooth 4.0 supported radio • Android 4.3 or

    greater
  37. None
  38. None
  39. None

  40. https://github.com/lgleasain/AnDevConMetawearProject Code From the Workshop Can be Found Here Workshop

    Notes are in this Document https://docs.google.com/document/d/ 1l8iPdJ_GmFaXjXoWMl_1G9szQYIC69217OYvBb_Sizk/edit? usp=sharing Information on the Metawear Boards can be Found at http://www.mbientlab.com

  41. Twitter @lgleasain Github lgleasain www.lancegleason.com www.polyglotprogrammincinc.com lgleason@polyglotprogramminginc.com