2. Project: Backscratcher Bot

Let’s face it, the LEGO Mindstorms NXT set is really big and kind of intimidating if you’re just getting started. Getting from opening the box to having a functional robot can be a leap, and I bet some users never even make it that far.

With the Backscratcher Bot shown in Figure 2.1, however, we’re simplifying the build down to the point where it’ll be a breeze for anyone to tackle this project. Not only is this a simple robot, but we’ll skip the programming step—for now—so you can have a working robot within minutes. How is this accomplished? We’ll use the NXT brick’s menu system to control the motor without uploading a program first.

Figure 2.1. The Backscratcher Bot will fulfill your need for an automated backscratcher. ...

Get Basic Robot Building With LEGO Mindstorms NXT 2.0 now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.