How to Use This Publication

Refer to this publication after you have installed the hardware and the system software which includes the CSP software.

This publication assumes that you are familiar with the Linux or Windows operating system and the C programming language. It is helpful to keep the Voice Software Reference handy as you develop your application.

The information in this guide is organized as follows:

• Chapter 1, Product Description introduces you to CSP, its key features, how CSP works.
• Chapter 2, Event Handling defines an event and describes how to handle an event.
• Chapter 3, Error Handling presents information on how to obtain error codes and handle errors.
• Chapter 4, Application Development Guidelines presents guidelines for application development, including interoperability considerations for SpringWare boards.
• Chapter 5, Using the Voice Activity Detector discusses the Voice Activity Detector (VAD) in detail. It tells you how to set parameters for various outcomes, and how to fine-tune VAD performance.
• Chapter 6, Buffers and Data Flow discusses the types of buffers used by CSP, buffer usage tips, and data flow.
• Chapter 7, Echo Canceller Convergence Notification explains how to send a notification event to the application when the echo canceller has converged.
• Chapter 8, Building Applications provides information on compiling and linking, such as header files to be included and library files to be linked.
• Glossary provides a definition of terms used in this guide.

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