Manuels d'utilisation pour Atmel AT83SND2C MP3

Table des matières

• Introduction

  5
• Functional Description

  7
  • 2.1 Features

    8
  • 2.2 Description of the Environment

    9
    • 2.2.1 USB

      10
    • 2.2.2 SD/MMC Card

      10
    • 2.2.3 Audio Output

      10
    • 2.2.4 Audio Input

      10
    • 2.2.5 UART Link

      10
    • 2.2.6 Power Management

      10
    • 2.2.7 Clock

      10
• Communication Protocol

  12
  • 3.1 Communication Protocol

    12
  • 3.2 Frame Format

    12
  • 3.3 Remote Controller - AT83SND2CMP3 Command Set List

    13
  • 3.4 Player’s Operating Modes

    17
  • 3.5 Error Management

    18
    • 3.5.1 Command Time-out

      18
    • 3.5.2 Bad CheckSum

      18
  • 3.6 UART Layer

    18
    • 3.6.1 Polling Strategy

      18
  • 3.7 Player Management

    20
    • 3.7.1 Player Reset

      20
    • 3.7.2 Player’s Status

      20
  • 3.8 File Transfer

    23
    • 3.8.1 Protocol Communication Use

      23
• Design

  27
  • 4.1 Configuration

    27
    • 4.1.1 Connections

      27
    • 4.1.2 USB IDs

      27
    • 4.1.3 File system

      28
    • 4.1.4 AT83SND2CMP3 IRQ IO

      28
    • 4.1.5 Audio Gain

      28
  • 4.2 Mass Storage Driver

    29
    • 4.2.1 Windows Drivers

      29
    • 4.2.2 Linux Drivers

      29
• Protocol Frame Description

  30
  • 5.1 Player’s Status Description

    30
  • 5.2 System Command

    32
  • 5.3 Player Command

    40
  • 5.4 File System Commands

    44
  • 5.5 Custom Command

    49
  • 5.6 Player’s Response Frame

    53
• Technical Support

  59