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Make: JavaScript Robotics by Rick Waldron, Backstop Media

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Chapter 2. TypeBot

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Figure 2-1. Completed arm

TypeBot is a robot that can type on a keyboard for you. It was first created during a hack day at JSConf 2013 in Florida after a team of three was inspired by a talk given by Raquel Velez on robotics. Some members of the team had prior experience with robotics dating back to the early 2000s, but none had ever used JavaScript for robotics before. The ease with which JavaScript can be used to create robots was a major “aha!” moment for the team, as we hope it will be for you.

The Arduino Uno is an ideal microcontroller for TypeBot (see Figure 2-1) because it has plenty of pins for controlling ...

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