ESP8266 GPIO control - · PDF fileAgenda IoT messaging challenges Why Kaa? Reference...
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ESP8266 GPIO control Denis Kimcherenko [email protected] kaaproject.org © 2015 CyberVision, Inc. All rights reserved.
Transcript of ESP8266 GPIO control - · PDF fileAgenda IoT messaging challenges Why Kaa? Reference...
ESP8266 GPIO control
Denis Kimcherenko
kaaproject.org© 2015 CyberVision, Inc. All rights reserved.
Agenda
➢ IoT messaging challenges➢ Why Kaa?➢ Reference architecture overview➢ Hands-on
➢ Sandbox setup➢ Application code walkthrough
➢ Android➢ ESP8266
➢ Live demo➢ Q&A
kaaproject.org© 2015 CyberVision, Inc. All rights reserved.
Messaging requirements/challenges
Must have:➢ Extendable message protocol➢ Security➢ Fault-tolerant➢ Scalability➢ Low latency
Nice to have:➢ Device platform independent➢ Built-in data structure validation➢ Low bandwidth support➢ Low footprint
kaaproject.org© 2015 CyberVision, Inc. All rights reserved.
About Kaa
kaaproject.org© 2015 CyberVision, Inc. All rights reserved.
➢ Feature-rich IoT middleware platform➢ 10 Kb RAM footprint (with C SDK)➢ Built-in transport security➢ Efficient data serialization➢ Horizontally scalable and fault tolerant➢ 100% open-source (Apache license 2.0)➢ Rapid application development using C / C++ / Java SDKs➢ Integration with popular hardware platforms
Why Kaa?
kaaproject.org© 2015 CyberVision, Inc. All rights reserved. All registered trademarks, service marks and logos are the property of their respective owners.
Problem description
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kaaproject.org© 2015 CyberVision, Inc. All rights reserved.
Reference architecture
Android
Kaa SDKClient
application
ESP8266
Kaa SDK Client application
Kaa cluster/sandbox
Kaa node
GPIO
Kaa node
LED 1 LED 2
Kaa Events
kaaproject.org© 2015 CyberVision, Inc. All rights reserved.
Message flow
Android ESP8266Kaa Others
Broadcast DeviceInfoRequest 1. Scan for availabledevices
Unicast DeviceInfoResponse2. RetrieveGPIO statusfrom board
3. ChangeGPIO statuson specific board
Unicast GpioToggleRequest
kaaproject.org© 2015 CyberVision, Inc. All rights reserved.
Development environment setup
Sample project repository: https://github.com/kaaproject/sample-apps/tree/master/gpiocontrol/source
Kaa Sandbox: http://www.kaaproject.org/download-kaa
ESP8266: http://docs.kaaproject.org/display/KAA/ESP8266
kaaproject.org© 2015 CyberVision, Inc. All rights reserved.
Denis [email protected]
kaaproject.orgcybervisiontech.com
THANK YOU FOR YOUR ATTENTION!ANY QUESTIONS?
@KaaIoT
