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R2012a Documentation → Simulink Fixed Point
View documentation for other releases	Learn more about Simulink Fixed Point

Contents

Index

• Getting Started

Sharing Fixed-Point Models

Selecting a Measurement Scale

Example: Selecting a Measurement Scale

Configuring Blocks with Fixed-Point Output

Configuring Blocks with Fixed-Point Parameters

Passing Fixed-Point Data Between Simulink Models and the MATLAB Software

Automatic Data Typing Tools

Code Generation Capabilities

About This Example

Block Descriptions

• User's Guide

• Data Types and Scaling

• Arithmetic Operations

• Realization Structures

• Fixed-Point Advisor

• Fixed-Point Tool

• Automatically Converting a Floating-Point Model to Fixed Point

• Tutorial: Producing Lookup Table Data

• Automatic Data Typing

• Range Analysis

• Code Generation

Generating and Deploying Production Code

• Code Generation Support

Overflow Handling

Accelerating Fixed-Point Models

• Using External Mode or Rapid Simulation Target

Rapid Simulation Target

• Optimize Your Generated Code

Tips for Reducing ROM Consumption or Model Execution Time

Restrict Data Type Word Lengths

Avoid Fixed-Point Scalings with Bias

Wrap and Round to Floor or Simplest

Limit the Use of Custom Storage Classes

Limit the Use of Unevenly Spaced Lookup Tables

Minimize the Variety of Similar Fixed-Point Utility Functions

Handle Net Slope Correction

Optimize Generated Code Using Specified Minimum and Maximum Values

• Optimizing Your Generated Code with the Model Advisor

Use Model Advisor to Optimize Generated Code

Optimize Lookup Table Data

Reduce Cumbersome Multiplications

Optimize the Number of Multiply and Divide Operations

Reduce Multiplies and Divides with Nonzero Bias

Eliminate Mismatched Scaling

Minimize Internal Conversion Issues

Use the Most Efficient Rounding

Optimize Net Slope Correction

• Fixed-Point Advisor Reference

• Writing Fixed-Point S-Functions

Selected Bibliography

• Release Notes

Code Generation

Supported and Unsupported Simulink Blocks

Supported and Unsupported Simulink Blocks

Generating and Deploying Production Code

Generating and Deploying Production Code

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