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Make: Basic Arduino Projects by Don Wilcher

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Chapter 24. Electronic Pixel

Serial Communications

In nearly all the cool video games you play, the graphics are complex and sophisticated. The images seem real, and their movement is smooth and natural. The magic behind these cool computer graphic images is just a dot of light called a pixel, short for “picture element.” The game you’re playing calculates what the color value of each of the pixels on your screen should be; together, these pixels are arranged to create an image. This project is going to be just like taking one pixel from a monitor and controlling its state using a computer and an Arduino microcontroller. The electronic components to build the pixel project are shown in the Parts List. The assembled Electronic Pixel is shown in ...

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