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How to Design App-Ready Embedded Systems

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Bug fixes, patches, and third-party application programs are all possible in today’s more powerful embedded systems, but you need to plan for them at design time. This article shows you how.

How to Use the C Preprocessor's #error Directive

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One of the least used but potentially most useful features of the C preprocessor is the ANSI-specified #error directive. Here's a look at a couple of clever uses for #error that have proven invaluable in embedded software development.

The syntax of #error is very straightforward:

How Programmable Logic Works

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In recent years, the line between hardware and software has blurred. Hardware now engineers create the bulk of their new digital circuitry in programming languages such as VHDL and Verilog. This article will help you make sense of programmable logic.

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