Voice Record and
Playback Functions

4.1 Introduction

4.2 Voice Encoding Formats

4.2.1 Buffer Sizes

4.3 Data Transfer Methods

4.3.1 Single Memory Transaction

4.3.2 Asynchronous Transfer

4.3.3 Callback Transfer

4.4 DTMF Interaction

4.5 Voice Play Functions

4.5.1 Play Initiation

4.5.2 Play Termination

4.5.3 Data Transfer Via Callback

4.5.4 Data Transfer Via Asynchronous Mode

4.5.5 Gain and Speed Control

4.6 Voice Record Functions

4.6.1 Record Initiation

4.6.2 Record Termination

4.6.3 Data Transfer Via Callback

4.6.4 Data Transfer Via Asynchronous Mode

4.6.5 Automatic Gain Control

4.7 System Restrictions

Copyright 1996 Natural MicroSystems, Inc. All Rights Reserved.