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Open-Source Robotics and Process Control Cookbook by Lewin Edwards

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CHAPTER 4

The Linux-Based Controller (A Soft Task)

4.1 A Brief Introduction to Embedding Linux on PC Hardware

Before we start building an “embedded” distribution of Linux for our target platform, we need to formalize our goals for this system component. The requirements we define at this point will guide us in selecting our Linux components and determining how we construct the installation.

image Almost any embedded application needs to have turnkey characteristics; it needs to start a specific program at power-on and continue executing until power-down. Interactive startup events (for example, “press a key to continue” or “please login now”) should ...

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