Section 1

Introduction

The AT83SND2CMP3 easily adds MP3 music playing feature to mobile phone or any type of application.

This product has fully integrated stand-alone:

„Hardwired MPEG I/II-Layer 3 decoder

„MP3-player control

„Stereo Audio DAC

„Mono Audio Power Amplifier for speaker control

This document describes the MP3 Player, the Machine-Machine Interface and how to communicate with UART link to remote control the MP3 player.

Associated Schematics Refer to schematics of an AT83SND2CMP3 implementation at the end of this document.

Typical MP3 Applications „ Mobile Phone,

„MP3-Player,

„PDA, Camera

„Car Audio/Multimedia

„Home Audio/Multimedia

AT83SND2CMP3 User Guide

1-1

7525A–MP3–07/05