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Proposed Design

FeatureNote
Wireless Solar Car-Chase CarASC
Wireless Solar Car-PitFSGP
Data Logging with Micro-SD
GPS
RTCTimestamp the log
Backup BatteryAble to listen to the CAN bus during start-up and shutdown

Wireless Protocols

We should consider to a combination of options to ensure a stable connection during ASC and FSGP

ProtocolRange/CoverageData Rate
Wi-Fi

100 m (typical)

3-5 km (long-range & omnidirectional)

Direct line-of-sight to the router

> 36.1 Mbps
LoRa

10 km

Better non-line-of-sight performance due to a lower frequency of 915 MHz than 2.4 GHz

< 27 kbps
LTE/LTE-M

Verizon has LTE coverage over the FSGP track and most of the roads along the ASC route

Direct line-of-sight to the tower

< 300 kbps
CAN
= 500 kps

CAN-Wireless Bridge

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