Most Linux systems run on PC platforms. However, Linux can also be a reliable workhorse for embedded systems. This excellent article by Joel Williams provides a thorough overview of what is involved in using Linux in an embedded system application.

In this article, Joel starts out asking “What is an embedded system?”, explains why first UNIX and now Linux are desireable OSes for embedded applications, and dives into quite a few important technical issues such as development tools/debuggers, real-time (aka realtime, aka real time) performance, small footprint embedded Linux implementations, Flash memory solid state disks, memory and booting architectures, and more.

An invaluable introduction for anyone considering using Linux in an embedded application.

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(Used with permission of the author.)

 
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