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Contents

Index

• Getting Started

• Introduction to the Stateflow Product

• Benefits of Stateflow Usage

Models Event-Driven Systems

Extends the Capabilities of Traditional State Charts

Provides Debugging Capabilities

Supports Code Generation in Multiple Languages

What Does a Stateflow Chart Look Like?

How Stateflow Software Works with Simulink Software

Basic Tutorial for Modeling Event-Driven Systems

• Installing Stateflow Software

Installation Instructions

Prerequisite Software

Product Dependencies

Setting Up Your Own Target Compiler

Using Stateflow Software on a Laptop Computer

Related Products

• The Stateflow Chart You Will Build

The Stateflow Chart

How the Stateflow Chart Works with the Simulink Model

A Look at the Physical Plant

Running the Model

• Defining the Interface to the Simulink Model

• Implementing the Interface with Simulink

Build It Yourself or Use the Supplied Model

Design Considerations for Defining the Interface

Adding a Stateflow Block to a Simulink Model

Defining the Inputs and Outputs

Connecting the Stateflow Block to the Simulink Subsystem

• Defining the States for Modeling Each Mode of Operation

• Implementing the States to Represent Operating Modes

Build It Yourself or Use the Supplied Model

Design Considerations for Defining the States

Adding the Power On and Power Off States

Adding and Configuring Parallel States

Adding the On and Off States for the Fans

• Defining State Actions and Variables

• Implementing State Actions

Build It Yourself or Use the Supplied Model

Design Considerations for Defining State Actions and Variables

Writing an Entry Action

Writing a During Action

• Defining Transitions Between States

• Adding the Transitions

Build It Yourself or Use the Supplied Model

Design Considerations for Defining Transitions Between States

Drawing the Transitions Between States

Adding Default Transitions

Adding Conditions to Guard Transitions

Adding Events to Guard Transitions

• Triggering a Stateflow Chart

• Implementing the Triggers

Build It Yourself or Use the Supplied Model

Design Considerations for Triggering Stateflow Charts

Defining the CLOCK Event

Connecting the Edge-Triggered Events to the Input Signals

• Simulating the Chart

• Setting Simulation Parameters and Breakpoints

Prepare the Chart Yourself or Use the Supplied Model

Checking That Your Chart Conforms to Best Practices

Setting the Length of the Simulation

Configuring Animation for the Chart

Setting Breakpoints to Observe Chart Behavior

Simulating the Air Controller Chart

• Debugging the Chart

• Debugging Common Modeling Errors

Debugging State Inconsistencies

Debugging Data Range Violations

• User's Guide

• Release Notes

Introduction to the Stateflow Product

This chapter describes Stateflow event-based modeling software and its components.

Getting Started

Getting Started

Benefits of Stateflow Usage

Benefits of Stateflow Usage

Free Stateflow Interactive Kit

Learn how engineers use Stateflow to model state machines in their Simulink models.

Trials Available

Try the latest version of Stateflow.

Get trial software

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