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Akio Sato
Published © MIT

LOKO- the smallest GPS tracker with 270 days battery life

12 gam GPS tracker transmits GPS data to ground station with Lora(P2P) or LoraWAN. Loko is designed tiny to track even tiny animals.

ExpertWork in progressOver 1 day23
LOKO- the smallest GPS tracker with 270 days battery life

Things used in this project

Hardware components

Seeed Studio LoRa-E5
×1
PA1010D v2
×1
CP1564
×1

Hand tools and fabrication machines

3D Printer (generic)
3D Printer (generic)
PCB Holder, Soldering Iron
PCB Holder, Soldering Iron
Solder Flux, Soldering
Solder Flux, Soldering
Soldering iron (generic)
Soldering iron (generic)

Story

Read more

Custom parts and enclosures

3d printed case

can be printed from SLA or SLS printers

bottom

bottom part of the case

top cover

button

Schematics

v1.0

Code

loko Air firmware

C/C++
stable version tested, use STM32L072 chip as secondary mcu, but working on to immigrate to lora-E5 module only.
No preview (download only).

Credits

Akio Sato
1 project • 1 follower

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