WifiRobot - Cutting the Cord

Quick rundown on the ESP8266 and getting your Nodebot set up to use a simple wifi - serial bridge.

Transcript

1. WifiRobot
   Cutting the Cord
   

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2. ESP8266
   Small Cheap Wireless Module
   3 - 5 dollars
   SDK for native development
   LUA
   Massive community of developers
   

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3. Wifi
   Access Point
   Home Router
   Client
   Laptop
   Light Globe
   

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4. WIFI Access
   Host AP Mode
   Private Access Point
   Client Mode
   Join Existing Network
   

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5. Firmware
   Written while @ajfisher was in China by the makeblock
   team
   Has a small Admin UI
   Needs some work but very close
   @geekscape and I sorted out a few bugs!
   https://github.com/wolfeidau/nodebots_MeWIFI
   

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6. Wifi Bridge
   Load firmware on your ESP8266 Module
   Connect to the HostAP
   Load the Firmata configured to do 115200 baud
   Connect your robot to the ESP8266 Module
   Serial connection (RX/TX/VCC/GND)
   WIN
   

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7. The Code
   

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8. ESP-01 Module
   

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9. Links
   http://espressif.com/en/products/esp8266/
   https://github.com/wolfeidau/nodebots_MeWIFI
   https://github.com/igrr/esptool-ck
   https://github.com/nodebotsau/simplebot/blob/master/
   examples/network_sb.js
   http://wiki.iteadstudio.com/
   ESP8266_Serial_WIFI_Module
   

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10. The End
    @wolfeidau on twitter
    https://github.com/wolfeidau
    mark@wolfe.id.au
    http://wolfe.id.au
    

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