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Example of Max7219 Matrix LED 8x8 - UNO - Messages Controlled by Inputs - LEDs and Multiplexing - Arduino Forum
DIY LED-photometer With Arduino For Physics or Chemistry Lessons | PDF | Color | Light Emitting Diode
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The Best of Instructables Volume I: Do-It-Yourself Projects from the World's Biggest Show & Tell: MAKE magazine and Instructables.com, The editors: 9780596519520: Amazon.com: Books
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