Benutzerhandbuch für Gemalto M2M GmbH MC46

Inhaltsverzeichnis

• Contents

  3
• Figures

  5
• Tables

  6
• Document History

  7
• Introduction

  8
  • Related documents

    8
  • Terms and abbreviations

    9
  • Type approval

    12
  • Safety precautions

    14
• Product concept

  16
  • MC46 key features at a glance

    17
  • Circuit concept

    20
• Application Interface

  21
  • Operating modes

    22
  • Power supply

    24
    • Power supply pins on the board-to-board connector

      24
    • Minimizing power losses

      25
    • Monitoring power supply

      25
  • Power up / down scenarios

    26
    • Turn on MC46

      26
      • Turn on MC46 using the ignition line /IGT (Power on)

        27
      • Timing of the ignition process

        28
      • Turn on MC46 using the POWER signal

        29
      • Turn on MC46 using the RTC (Alarm mode)

        29
    • Turn off MC46

      30
      • Turn off MC46 using AT command

        30
      • Maximum number of turn-on / turn-off cycles

        31
      • Emergency shutdown using /EMERGOFF pin

        31
    • Automatic shutdown

      32
      • Temperature dependent shutdown

        32
      • Temperature control during emergency call

        33
      • Undervoltage shutdown if battery NTC is present

        33
      • Undervoltage shutdown if no battery NTC is present

        34
      • Overvoltage shutdown

        34
  • Automatic GPRS Multislot Class change

    35
  • Charging control

    36
    • Battery pack characteristics

      37
      • Recommended battery pack

        38
    • Implemented charging technique

      39
    • Operating modes during charging

      40
    • Charger requirements

      41
  • Power saving

    42
    • No power saving (AT+CFUN=1)

      42
    • NON-CYCLIC SLEEP mode (AT+CFUN=0)

      42
    • CYCLIC SLEEP mode (AT+CFUN=5, 6, 7 and 8)

      43
    • Timing of the /CTS signal in CYCLIC SLEEP modes

      43
    • Wake up MC46 from SLEEP mode

      45
  • Summary of state transitions (except SLEEP mode)

    46
  • RTC backup

    47
  • Serial interfaces

    48
    • Features supported on first and second serial interface

      49
  • Audio interfaces

    51
    • Microphone circuit

      52
    • Speech processing

      53
    • DAI timing

      53
  • SIM interface

    55
    • Requirements for using the CCIN pin

      56
    • Design considerations for SIM card holder

      57
  • Control signals

    58
    • Inputs

      58
    • Outputs

      59
      • Synchronization signal

        59
      • Using the SYNC pin to control a status LED

        60
      • Behavior of the /RING0 line (ASC0 interface only)

        61
• Antenna interface

  63
  • Antenna installation

    63
    • Antenna pad

      65
      • Suitable cable types

        65
    • Hirose antenna connector

      66
• Electrical, reliability and radio characteristics

  70
  • Absolute maximum ratings

    70
  • Operating temperatures

    70
  • Electrical specifications of the application interface

    71
  • Power supply ratings

    76
    • Current consumption during transmit burst

      77
  • Electrical characteristics of the voiceband part

    78
    • Setting audio parameters by AT commands

      78
    • Audio programming model

      79
    • Characteristics of audio modes

      80
    • Voiceband receive path

      82
    • Voiceband transmit path

      83
  • Air interface

    84
  • Electrostatic discharge

    86
  • Reliability characteristics

    87
• Mechanics

  88
  • Mechanical dimensions of MC46

    88
  • Mounting MC46 onto the application platform

    91
  • Board-to-board connector

    92
    • Mechanical dimensions of the Hirose DF12 connector

      93
    • Adapter cabling

      93
  • Heat sinks and thermally conductive tapes

    94
    • Test conditions and results

      94
• Reference Approval

  96
  • Reference Equipment for Type Approval

    96
  • Compliance with FCC Rules and Regulations

    97
• List of parts and accessories

  98