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Using the IQmath Library

About the IQmath Library . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Common Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Fixed-Point Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3

Signed Fixed-Point Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3

Q Format Notation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

Building Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7

Converting Data Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7

Using Sources and Sinks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7

Choosing Blocks to Optimize Code . . . . . . . . . . . . . . . . . . . . . . . 2-7

Block Reference

Blocks — By Library . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

C2400 DSP Chip Support Library (c2400dspchiplib) . . . . . . . . 3-2

C2800 DSP Chip Support Library (c2800dspchiplib) . . . . . . . . 3-2

Target Preferences Library (c2000tgtpreflib) . . . . . . . . . . . . . . . 3-3

C28x IQmath Library (tiiqmathlib) . . . . . . . . . . . . . . . . . . . . . . 3-3

Blocks — Alphabetical List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

Index

1 2 3 4 5 6 7 8 9 ... 111 112

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