LASS System using LoRa

Intern: 熊子睿 Lawrence HsiungProfessor: 陳伶志 Ling-Jyh Chen

LASS• Location Aware Sensing System• AirBox Sensor

LoRa• Low Power Wide Area Network• Range up to around 15 km

The Problem• Module Brownout• Code optimization

LiPo Rider ProSeries1

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

Voltage Characteristics

Voltage Brownout Relay Cutoff

Volts

Hardware

G5 Sensor LoRa Module

SHT31

Ameba

Relay

LiPo Rider Pro

Solar Panels

AirBox

Controller

Weather Case

Software

When you finally find that Chinese semicolon in your code

Testing Relays• Need relay with minimum pick up > 3.8 V

Soldering • Soldered relay and hot glued everything for secure connection

Data Transmission Testing

Me

Thank youQuestions / Comments