Always wanted to work with a multicolor serial 7segment display. In this project you can read all about the development of my Arduino Micro / UNO controlled 1 "RGBDigit. The result is a multifunctional 4x 1" RGBdigit Arduino UNO schield and a 6x 1" RGBDigit Arduino Micro coltrolled backbone board with highly accurate clock. http://rgbdigit.com/
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