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Introductions
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Twitter @lgleasain
Github lgleasain
www.lancegleason.com
www.polyglotprogrammincinc.com
[email protected]
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http://www.polyglotprogramminginc.com/purr-
programming-2-0/
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Software
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Options
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Pros
•Extensible
•Common Pinouts
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Cons
• Impossible to create a at
scale prototype
• Many extensions overkill for
wearables
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Pros
• Inexpensive
• Available GPS Module
• Low Power
• Aduino Based
• Lots of Support
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Cons
• No easy way to integrate Bluetooth
or Wifi
• Requires a physical connection to
get data
• Things like an accelerometer require
a separate component
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Features
• Bluetooth Support
• Robust API for Android and IOS
• Built in Sensors (temperature,
accelerometer etc.)
• Built in support for rechargeable
batteries
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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
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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
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Cons
• Really Small
• Tough to write custom drivers
• Proprietary
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Bluetooth
• Same Frequency range as
2.4 Gigahertz Wifi
• 79 Channels VS 13
• Less Throughput
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Bluetooth LE
• Always off
• Less Throughput
• Often lower transmit power
• Designed for low data low power
Applications
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IOS
• IPad 3rd Generation or better
• Iphone 4S or greater
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Android
• Bluetooth 4.0 supported radio
• Android 4.3 or greater
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Cordova
• Uses the webview
• Ability To Package Applications
• Access to sensors, camera etc.
• No need to learn native
development
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Twitter @lgleasain
Github lgleasain
www.lancegleason.com
www.polyglotprogrammincinc.com
[email protected]