12. Art Bots

Earlier in this book, I mentioned art bots, which are robots designed to create art—or just to doodle, perhaps. They typically consist of a means (usually motorized) to move the robot around, as well as something to draw with.

For instance, a permanent marker, brushes, spray paint, markers, and so on are used. These robots also use a variety of software tools to make the art, including a cool programming language called G-code designed for computers to control motors, usually motors connected to CNC (Computer Numeric Control) routers and 3D printers. However, the technology can also be harnessed to control a mobile robot’s movements. You’ll learn more about G-code later on in this chapter.

Finally, you’ll build the Rolling ‘Riter ...

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