Published © GPL3+

Low Cost Accurate 3D Positioning

A ridiculously low cost water-based 3D sensor for real-time tracking of precise coordinates of the tip of a stylus in confined 3D space.

BeginnerFull instructions provided4 hours5,765
Low Cost Accurate 3D Positioning

Things used in this project

Hardware components

Arduino UNO & Genuino UNO
Arduino UNO & Genuino UNO
×1
9V battery (generic)
9V battery (generic)
9 volt heavy-duty battery to power Arduino Uno Rev3 board
×1
plastic gear motor
5V 30 rpm
×1
5V AC-DC power adapter
current rating = 2 A, to power the plastic gear motor
×1
aluminum foil
kitchen aluminum foil
×1
plastic container
rectangle-base or square-base container
×1

Software apps and online services

Arduino IDE
Arduino IDE

Story

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Schematics

3D Sensor circuit schematic

3D Sensor Flowchart

Arduino Uno pinout

Arduino Uno pinout

Code

3d_sensor.ino

Arduino
No preview (download only).

Github

https://github.com/codebndr/MatrixMath

Credits

Comments