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Crowd sourced smart cities
Paul Foster, Microsoft & TTN Norfolk (@paulfo)
counties
Smart
manufacturing
Smart
government
Smart/ digital
citizens
Open data Smart
health Smart
transportation
Smart
Grid/energy
Smart
farming
Smart
Buildings/homes
0
50
100
150
200
250
2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Children's services Adult social care
Aging population
challenge
• Funding short fall
• Population living longer
Council’s predicted budget
Graph of Doom
Arthur Ashe
• Programming
• Hardware
• Connectivity
Accessible technology
Choice in
connectivity is
key
2G/3G/4G/5G
NB-IOT
LTE-M
Wi-Fi
LoRaWAN
LoRaWAN for all
• Sub 1Ghz. ISM Band
• Licensed as free to use with in rules
• Low cost transceivers, long battery life
• Open source, crowd sourced
• Accessible, enabling
• Industry ecosystem with LoRa Alliance
Building a Citizen IoT Network on Microsoft Azure
Building a Citizen IoT Network on Microsoft Azure
Building a Citizen IoT Network on Microsoft Azure
Source: LoRa crash course by Thomas Telkamp
LoRa characteristics
https://www.sghoslya.com/p/lora-is-chirp-spread-spectrum.html
LoRa data rates and range
Reproduced from: LoRa crash
course by Thomas Telkamp
Bringing The Things Network to Norwich
To build skills and inspire
Timeline
Summer 2016
LoRaWAN experimentation
Autumn 2016
UoS experiments, TTN Ipswich
founded
Spring 2017
TTN Norfolk founded, gateways
made, Councils meeting
June 2017
First meetup
July 2017
Build basic £10 device, distributed
gateways
Building a Citizen IoT Network on Microsoft Azure
https://www.thethingsnetwork.org/labs/story/creating-a-ttn-node
Basic node
• A microcontroller
• A radio module
• HopeRF RFM9x
• SX1272/SX1276
• LMIC library
• https://github.com/matthijskooijman/arduino-
lmic
BYO TTN Sensors
Arduino Pro-Mini AT328p 3.3v
Adafruit Feather Lora M0/32u4
https://www.thethingsnetwork.org/labs/story/build-the-
cheapest-possible-node-yourself
http://syncchannel.blogs
pot.co.uk/2016/06/loraw
an-featherwing-for-
adafruit-feather.html
Building a Citizen IoT Network on Microsoft Azure
Smart counties
• Funding for LoRaWAN Gateways
• 8000 km2
• Seamless service between Norfolk
and Suffolk
• Focus: Skills and jobs, innovation
Building a Citizen IoT Network on Microsoft Azure
Hull City community air quality project
Building a Citizen IoT Network on Microsoft Azure
Current projects
• Air quality across Norfolk and Suffolk
• Car park space monitoring
• High street bin monitoring
• Desk utilisation monitoring
• People counting
Research projects
• Dementia buddy – Urban tracker
• Home alone guardian – Water usage monitor
• Care tracker – RFID care worker activity
• Street scene traffic monitor – Traffic usage, traffic types
• River level and pH – Norfolk Rivers Trust collaboration (Uniotec)
• Street scene traffic counting
• Aggrotech sensors and data logging
Last night…Wemos D1 Mini Ch2i RFM95W
Low Power: OpenMV M7
and H7 Camera
• ARM CMSIS library – CMSIS-NN
• M7 – H7
• 90nm to 40nm
• ~80mA reduction
• Manufacturer estimate: 1 min activation frequency, 1Ah battery,
> 1 year of operation
Cross Over MPU
• Tensor Flow Lite
• Google Corel Edge
• Sparkfun Edge
• Apollo 3 Cortex-M4F
• CMSIS-NN
• Neural Network Convolution Functions
• Neural Network Activation Functions
• Fully-connected Layer Functions
• Neural Network Pooling Functions
• Softmax Functions
• Neural Network Support Functions
Home Alone Guardian
LoRaWAN integration with Azure
Campus deployment
• Targeted on-site services
• Private networks
• FM industry scenario
• LoRaWAN Server in the gateway
• Retro building instrumentation is now
inexpensive*
IoT Edge and LoRaWAN
• IoT Edge LoRaWAN module
• MIT License
• .Net Standard 2.0
LoRaWAN Server
• Tested on ARM and X86
• AAEON AIOT-ILRA01
LoRa® Certified Intel®
Based Gateway and
Network Server
• Seeed Studio LoRa
LoRaWAN Gateway -
868MHz Kit with
Raspberry Pi 3
https://github.com/Azure/iotedge-lorawan-starterkit
Azure Sphere
LoRaWAN Gateway
Credit: LoRa Alliance
Architecture of TTN
https://github.com/TheThingsNetwork/ttn
TTN V3 On Azure
• https://github.com/TheThingsNetwork/lorawan-stack
• Get involved!
• Go and Node
• LoRaWAN 1.1, 1.0, 1.0.1, 1.0.2, 1.0.3
• Device: Classes A/B/C, OTAA/ABP, ADR
• LoRaWAN Join Server
• CLI for now
• Docker Compose available
Azure Function integration with TTN
App Hdlr
MQTT endpoint
CaseOnline
MQTT ext.
Unpack
payload
Azure Table Web App
IoT Central
Bridge
https://github.com/Az
ure/iotc-device-bridge
Get Involved!
• Let’s Build A Smart City
• Positive Societal Impact
• Free network
• Affordable materials
• Build skills
• Innovation friendly!
• Commercial opportunities
Get started!
• Build the cheapest possible node
yourself
1. Arduino Pro Mini v3.3
2. RFM95W-868S2 868Mhz
3. FTDI programming board
• Approx £18
• eBay (Happybuddhatrading)
• http://Store.uputronics.com
https://www.thethingsnetwork.org/labs/story/build-the-
cheapest-possible-node-yourself
https://uk.rs-online.com/web/p/radio-frequency-development-
kits/1843981/
Resources
https://www.thethingsnetwork.org/docs/
for labs and how-to activities
https://www.meetup.com/digital-east/events/
Norfolk and Suffolk TTN meetups

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Building a Citizen IoT Network on Microsoft Azure

  • 1. Crowd sourced smart cities Paul Foster, Microsoft & TTN Norfolk (@paulfo) counties Smart manufacturing Smart government Smart/ digital citizens Open data Smart health Smart transportation Smart Grid/energy Smart farming Smart Buildings/homes
  • 2. 0 50 100 150 200 250 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 Children's services Adult social care Aging population challenge • Funding short fall • Population living longer Council’s predicted budget Graph of Doom
  • 4. • Programming • Hardware • Connectivity Accessible technology
  • 6. LoRaWAN for all • Sub 1Ghz. ISM Band • Licensed as free to use with in rules • Low cost transceivers, long battery life • Open source, crowd sourced • Accessible, enabling • Industry ecosystem with LoRa Alliance
  • 10. Source: LoRa crash course by Thomas Telkamp LoRa characteristics https://www.sghoslya.com/p/lora-is-chirp-spread-spectrum.html
  • 11. LoRa data rates and range Reproduced from: LoRa crash course by Thomas Telkamp
  • 12. Bringing The Things Network to Norwich To build skills and inspire
  • 13. Timeline Summer 2016 LoRaWAN experimentation Autumn 2016 UoS experiments, TTN Ipswich founded Spring 2017 TTN Norfolk founded, gateways made, Councils meeting June 2017 First meetup July 2017 Build basic £10 device, distributed gateways
  • 16. Basic node • A microcontroller • A radio module • HopeRF RFM9x • SX1272/SX1276 • LMIC library • https://github.com/matthijskooijman/arduino- lmic
  • 17. BYO TTN Sensors Arduino Pro-Mini AT328p 3.3v Adafruit Feather Lora M0/32u4 https://www.thethingsnetwork.org/labs/story/build-the- cheapest-possible-node-yourself http://syncchannel.blogs pot.co.uk/2016/06/loraw an-featherwing-for- adafruit-feather.html
  • 19. Smart counties • Funding for LoRaWAN Gateways • 8000 km2 • Seamless service between Norfolk and Suffolk • Focus: Skills and jobs, innovation
  • 21. Hull City community air quality project
  • 23. Current projects • Air quality across Norfolk and Suffolk • Car park space monitoring • High street bin monitoring • Desk utilisation monitoring • People counting
  • 24. Research projects • Dementia buddy – Urban tracker • Home alone guardian – Water usage monitor • Care tracker – RFID care worker activity • Street scene traffic monitor – Traffic usage, traffic types • River level and pH – Norfolk Rivers Trust collaboration (Uniotec) • Street scene traffic counting • Aggrotech sensors and data logging
  • 25. Last night…Wemos D1 Mini Ch2i RFM95W
  • 26. Low Power: OpenMV M7 and H7 Camera • ARM CMSIS library – CMSIS-NN • M7 – H7 • 90nm to 40nm • ~80mA reduction • Manufacturer estimate: 1 min activation frequency, 1Ah battery, > 1 year of operation
  • 27. Cross Over MPU • Tensor Flow Lite • Google Corel Edge • Sparkfun Edge • Apollo 3 Cortex-M4F • CMSIS-NN • Neural Network Convolution Functions • Neural Network Activation Functions • Fully-connected Layer Functions • Neural Network Pooling Functions • Softmax Functions • Neural Network Support Functions
  • 30. Campus deployment • Targeted on-site services • Private networks • FM industry scenario • LoRaWAN Server in the gateway • Retro building instrumentation is now inexpensive*
  • 31. IoT Edge and LoRaWAN • IoT Edge LoRaWAN module • MIT License • .Net Standard 2.0 LoRaWAN Server • Tested on ARM and X86 • AAEON AIOT-ILRA01 LoRa® Certified Intel® Based Gateway and Network Server • Seeed Studio LoRa LoRaWAN Gateway - 868MHz Kit with Raspberry Pi 3 https://github.com/Azure/iotedge-lorawan-starterkit
  • 36. TTN V3 On Azure • https://github.com/TheThingsNetwork/lorawan-stack • Get involved! • Go and Node • LoRaWAN 1.1, 1.0, 1.0.1, 1.0.2, 1.0.3 • Device: Classes A/B/C, OTAA/ABP, ADR • LoRaWAN Join Server • CLI for now • Docker Compose available
  • 37. Azure Function integration with TTN App Hdlr MQTT endpoint CaseOnline MQTT ext. Unpack payload Azure Table Web App
  • 39. Get Involved! • Let’s Build A Smart City • Positive Societal Impact • Free network • Affordable materials • Build skills • Innovation friendly! • Commercial opportunities
  • 40. Get started! • Build the cheapest possible node yourself 1. Arduino Pro Mini v3.3 2. RFM95W-868S2 868Mhz 3. FTDI programming board • Approx £18 • eBay (Happybuddhatrading) • http://Store.uputronics.com https://www.thethingsnetwork.org/labs/story/build-the- cheapest-possible-node-yourself https://uk.rs-online.com/web/p/radio-frequency-development- kits/1843981/
  • 41. Resources https://www.thethingsnetwork.org/docs/ for labs and how-to activities https://www.meetup.com/digital-east/events/ Norfolk and Suffolk TTN meetups