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IoT Protocols
Nagasai PanchakarlaSensiBridge, iotlab.in
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Agenda
• Introduction
• Constraints
• Protocol Stack
• Software
• Hardware
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Introduction
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Constraints
• Scalability
• Power Source
• Security and Privacy
• Processing Power
• Low Bandwidth
• Unreliable Links
• Usability
• Business Models
• Standards
• Costs
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Wireless Technologies
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Data Flow
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Protocol Stack
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• Contiki
• RIOT
• mbed
• TinyOS
• NanoRK, emb::6, Mantis, FreeRTOS..
Operating Systems
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Hardware Platforms
Platform/Kit MCU+RF
TI Sensortag 2 CC2650, 2.4GHz, BLE
Openmote CC2538, 2.4 GHz
CC1310EM CC1310, Sub 1 GHz
EV-ADRN-WSN-1Z ADuCRF101, Sub 1GHz
nRF51822 nRF51822, BLE
EM35X-DEV EM3588, 2.4 GHz
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Application Protocols
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Data Processing
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• Constraint Application Protocol
• Accepted as RFC in July 2013
• RESTful web protocol
• GET, POST, PUT, DELETE methods
• URI support – coap://test.com:<port>/~temperature/sensor1.xml
• < 10 bytes header
• Libcoap, Contiki, Firefox CoAP plugin
Additional Slides
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Additional Slides
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Additional Slides
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Additional Slides
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Additional Slides