I did this heart with leds when I saw this instructable.The main difference is that I've done as a matrix "7x6" although there are some holes in the matrix. Materials All I needed was: 27 difused red leds. 2 prototyping boards. 1 plinth for ATMega328P Solderer and soldering tin. 1 paper...
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riderman212Continue Reading »from Instructables: exploring - technology - robots http://ift.tt/1EcbIMG
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