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Simulating LoRaWAN devices - LoRa Alliance AMM 2019

Simulating LoRaWAN devices - LoRa Alliance AMM 2019

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LoRaWAN is great, but it requires so much hardware. As I live on a plane I want something better. Presentation about simulating LoRaWAN devices. Here's a video of the simulator: https://www.youtube.com/watch?v=C1S8knMlX7w

LoRaWAN is great, but it requires so much hardware. As I live on a plane I want something better. Presentation about simulating LoRaWAN devices. Here's a video of the simulator: https://www.youtube.com/watch?v=C1S8knMlX7w

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Simulating LoRaWAN devices - LoRa Alliance AMM 2019

  1. 1. Simulating LoRaWAN devices Jan Jongboom Principal Developer Evangelist, Arm
  2. 2. !2Who am I Jan Jongboom Principal Developer Evangelist, Arm Doing LoRaWAN for the last 4 years Arm Semi-conductor company 21 billion processors sold last year LoRa Alliance Contributor member
  3. 3. !3 Arm Mbed Mbed OS Cortex-M RTOS
 kernel Portable
 drivers Integrated
 security IoT
 connectivity Device management Development tools Developer community Partner ecosystem 150 development boards LoRaWAN, BLE, Cellular, Wi-Fi, etc. !3 A free, open source Platform OS targeting IoT end node devices
  4. 4. !4LoRaWAN is great, but...
  5. 5. !5 Device connected to multiple gateways with varying backhaul performance Adaptive Data Rating Rapidly moving devices Uncalibrated crystals Testing hard conditions http://www.redwoodcomm.com/product/01.php
  6. 6. !6Can we do better? Removing LoRa from LoRaWAN
  7. 7. !7Device to network Devices Gateways Network LoRa PHY IP
  8. 8. !8Device to network Devices Gateways Network LoRa PHY IP Run in virtual environment
  9. 9. !9 Run application in seconds Full control over gateway parameters 
 (RSSI, gateways within reach) Still LoRaWAN: end-to-end encryption, spreading factors, channel hopping No changes required on network side Benefits
  10. 10. !10How Application Mbed HAL SX1276 radio driver LoRaWAN stack Peripherals Device LoRa
 PHY Packet Forwarder IP
  11. 11. !11 Fake radio driverSimulated peripherals How Application Mbed HAL LoRaWAN stack Device Wrap in packet forwarder protocol
  12. 12. !13Frequency hopping
  13. 13. !16 Radio is hard! Feedback loop on embedded is long Simulation is here to save us https://github.com/janjongboom/mbed-simulator Recap https://www.publicdomainpictures.net/en/view-image.php?image=159994&picture=matrix
  14. 14. !17 Getting started with Mbed OS https://github.com/ArmMbed/mbed-os-example-lorawan Simulator https://labs.mbed.com Contact and slides jan.jongboom@arm.com http://janjongboom.com Thank you

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