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How To Make a Message Display screen Using Leds? Answered

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exouy (author)2009-03-15

They are called "led Matrix", there's plenty of them here in Instructables! :)
For example: https://www.instructables.com/id/LED_Projector/ just forget the part about proyecting!.

It is desirable to have some microcontrollers knowledge, althoug is a good start project!
Good luck!

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