David Saul
Published © MIT

Micro:bit Scrolling Display

This project links a number of micro:bits together using the radio function to produce a scrolling display, controlled by a RaspberryPi.

IntermediateShowcase (no instructions)3 hours2,245
Micro:bit Scrolling Display

Things used in this project

Hardware components

BBC micro:bit board
BBC micro:bit board
You will need N + 1 micro bits where N is the number of characters making up your display
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Raspberry Pi 3 Model B
Raspberry Pi 3 Model B
I used a Pi3 but it should work fine with other models
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1N4001
You will need N diodes where N is the number of characters making up your display
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hookup wire
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Stand offs and m2.5 screws
You will need N x 2 where N is the number of characters making up your display
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Fibre board
I used a bit of old fibre board but plywood etc would be fine
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3.3v power supply
I used this LM2596 based DC-DC Buck Converter Adjustable Power Supply Step Down Module but really you just a 3V supply rated for the number of micro:bits you are using. Or just power them from individual batteries or a powered USB hub
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Software apps and online services

s/w can be downloaded from my github site

Hand tools and fabrication machines

just basic tools and soldering iron

Story

Read more

Custom parts and enclosures

Block diagram

Scroll block zabo4s603u

Code

My GitHub site

The s/w on this site is covered by a create commons or MIT usage rules Please credit me if you use it to develop your own code

Credits

David Saul

David Saul

1 project • 1 follower
Enjoy spending my free time developing 'things' for Raspberry Pi, micro:bit, Arduino, PICs etc

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