Davide Cogliati
Published © GPL3+

Careful please I am here, I am moving, respect

An important problem for moving free and safe for a wheel chair is to show clearly the position where it is.

IntermediateWork in progress5 hours157

Things used in this project

Hardware components

BBC micro:bit board
BBC micro:bit board
×1
fresnel lens for a x3 magnification of image
×1
Rotary potentiometer (generic)
Rotary potentiometer (generic)
×1
Encoder Knob Large Silver
HARDWARIO Encoder Knob Large Silver
×1
Custom designed LED MATRIX BOARD
×1
aluminum 15 mm empty tube, lenght 1,50 meters
×1
Insulated electric wire 18 AWG, red, black, green, 2 meters
×1
Hook & Loop Fastener, Cable Tie
Hook & Loop Fastener, Cable Tie
to fix the support on the wheelchair
×5

Software apps and online services

MakeCode
Microsoft MakeCode
To program the MICRO BIT and make any led game on the led matrix

Hand tools and fabrication machines

3D Printer (generic)
3D Printer (generic)
Hot glue gun (generic)
Hot glue gun (generic)

Story

Read more

Custom parts and enclosures

ASSEMBLING THE PARTS TOGETHER

SIMPLE AND FAST TO MOUNT ONCE ALL PARTS ARE READY!

MECHANICAL PARTS PREPARED WITH 3D PRINT

THESE PARTS AND SOME PURCHASED ON THE WEB MAKES THE HARDWARE FOR THE PROJECT

3D PRINTER FILE - MAIN SUPPORT

This is the OBJ printable file for the holder of the panel

MAIN PANEL ENCLOSURE BOX

This is the curved enclosure box for the electric board and holding the FRESNEL foldable lens.

VIDEO OF THE PROTOTYPE AT START UP

Starting the LED panel, performing self test and decorative shining the leds

VIDEO WORKING WITH THE POTENTIOMETERS FUNCTIONS

At the moment 3 working mode are designed, VISIBILITY, LEFT TURN, RIGHT TURN, just rotate potentiometer knob to select!

FOLLOW UP OF THE PROJECT

More can be done on this work, just have this idea to start but now more idea are coming out!

Schematics

ELECTRIC SCHEMATICS

ELECTRICAL SCHEMATICS OF APPLICATION TO UNDERSTAND HOW IT WORKS

Credits

Davide Cogliati

Davide Cogliati

7 projects • 7 followers
I develop electronic boards for customers and final 3D products.

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