Javascript for Things with Espruino

Transcript

1. JavaScript for Microcontrollers
   http://www.espruino.com
   

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2. Espruino
   Espruino is an open source Javascript interpreter
   for microcontrollers.
   The Espruino board showcases Espruino best
   The Espruino board showcases Espruino best
   features of interactivity and great battery life.
   It’s really easy to get started!
   

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3. Getting Started Demo
   1. Open/Install Espruino Chrome WebApp
   2. Plug-in your board
   2. Plug-in your board
   3. Start typing code!
   

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4. Espruino Software
   • Purpose built JavaScript interpreter for µCs
   • Open Source, C
   • No Operating System
   • Can run in less than 8kB RAM
   • Can run in less than 8kB RAM
   • Program using Terminal app
   – Multi-line editing, command history in chip
   – Serial or USB CDC
   

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5. Kickstarter
   

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11. Power Saving
    Interpreter knows when it can go to sleep, and
    how deeply.
    • Naive LED flash on a 700mAh Li-Ion battery:
    • Naive LED flash on a 700mAh Li-Ion battery:
    – Raspberry Pi : 1-2 hours
    – Arduino : 1-2 days
    – Espruino : ~ 6 months
    

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12. 8kB RAM
    If it were displayed in 32 bpp...next to 16px favicon.ico
    

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13. Espruino Projects
    

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14. Demo
    

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15. Eclipse Orion
    Tools for the web, on the web
    

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16. Orion + Espruino
    Orion inside Espruino Chrome WebApp?
    Espruino inside Orion?
    

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17. Orion + Espruino
    Orion inside Espruino Chrome WebApp?
    Espruino inside Orion?
    Let’s Try
    Both!
    

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18. Embedding Orion Editor
    Instructions on planetorion really helped
    

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19. Embedding Espruino in Orion
    

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20. Tool Migration Path
    New user Advanced User
    Interactive commands Single editor Multi files, projects, git
    

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21. Demo: CyberPhysical System
    Hardware + software + connected to cyber space
    

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22. The End
    Questions?
    tracy@kichwacoders.com
    @tracymiranda
    Acknowledgements:
    Gordon Williams @espruino
    Jonah Graham
    

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