ELSA, INC.

MICROLINK 33.6TS

Card Type                    Modem (asynchronous)
Chipset                      Unidentified
I/O Options                  Voice
Maximum Data Rate            28.8Kbps
Maximum Fax Rate             14.4Kbps
Data Modulation              Bell 103A, 212A

                             ITU-T V.21, V.22bis, V.23, V.32, V.32bis,
                             V.34

                             Rockwell V.FC
Fax Modulation               ITU-T V.17, V.27ter, V.29, V.33
Error Correction/Compression MNP5, V.42, V.42bis
Fax Class                    Class I & II
Data Bus                     Serial

[Image]

                                CONNECTIONS

           Function             Label           Function            Label

  Telephone line in             CN1     Serial port                 CN5

  Telephone line out            CN2     DC power in                 CN6

  Microphone in                 CN3     Power switch                SW1

  Speaker out                   CN4

                          DIAGNOSTIC LED(S)

    LED        Color      Status               Condition

   POWER        Red         On                Power is on

   POWER        Red         Off               Power is off

    TXD         Red         On         Modem is transmitting data

    TXD         Red         Off      Modem is not transmitting data

    RXD         Red         On          Modem is receiving data

    RXD         Red         Off       Modem is not receiving data

    DTR         Red         On             DTR signal is high

    DTR         Red         Off            DTR signal is low

    DSR         Red         On             DSR signal is high

    DSR         Red         Off            DSR signal is low

    RTS         Red         On             RTS signal is high

    RTS         Red         Off            RTS signal is low

                   DIAGNOSTIC LED(S) (CON'T)

    LED      Color      Status             Condition

    CTS       Red         On          CTS signal is high

    CTS       Red        Off           CTS signal is low

    DCD       Red         On        Carrier signal detected

    DCD       Red        Off      Carrier signal not detected

    OH        Red         On           Modem is off-hook

    OH        Red        Off           Modem is on-hook

                        SUPPORTED STANDARD COMMANDS

                             Basic AT Commands

  +++, ‘comma’, A/

  A, B, E, H, L, M, O, P, T, V, X, Z

  &D, &F, &S, &T, &V, &W, &Y, &Z

                           Extended AT Commands

  \C, \J, \K, \N, \Q, \T, \X

  %A, %C, %E

                            Special AT Commands

  -J

                                S-Registers

  S0, S1, S2, S3, S4, S5, S6, S7, S8, S10, S11, S12, S16, S21, S22, S25,
  S30, S38

            Note: See MHI help file for complete information.

                         Proprietary AT Command Set

                              MODE SELECTION

  Type:          Immediate

  Format:        AT [cmds] #CLS=n [cmds]

  Description:   Selects which mode the modem will operate in.

    Command                              Function

     #CLS=0      Modem will operate in data mode.

     #CLS=1      Modem will operate in fax class 1 mode.

     #CLS=2      Modem will operate in fax class 2 mode.

     #CLS=8      Modem will operate in voice mode.

                           SPEAKERPHONE OPTIONS

  Type:               Configuration

  Format:             AT [cmds] #SPK=x,y,z [cmds]

  Description:        Sets various options for speakerphone functions.

       Command                              Function

         x=0           Microphone enabled.

         x=1           Microphone disabled.

         x=2           Microphone enabled with maximum gain, speaker
                       disabled.

          y            Default:            5

                       Range:              0 - 16

                       Unit:               -2 dBm

                       Description:        Sets the attenuation level for
                                           speaker output in voice mode.
                                           A value of 16 will mute the
                                           speaker.

         z=0           Microphone gain set to 0 dBm.

         z=1           Microphone gain set to 6 dBm.

         z=2           Microphone gain set to 9.5 dBm.

         z=3           Microphone gain set to 12 dBm.

                               VOICE DEVICE

  Type:                  Configuration

  Format:                AT [cmds] #VLS=n [cmds]

  Description:           Selects the I/O device for the DSP chip.

  Note:                  This modem may not support all options listed
                         below. The #VLS? command will display the
                         available options.

        Command                              Function

        #VLS=0           Telephone line and handset used for voice I/O.

        #VLS=1           Telephone handset used for voice I/O.

        #VLS=2           Internal speaker only used for voice I/O.

        #VLS=3           External microphone only used for voice I/O.

        #VLS=4           Telephone line and handset used for voice I/O;
                         internal speaker enabled.

        #VLS=5           Headset used for voice I/O.

        #VLS=6           Speakerphone used for voice I/O.

        #VLS=7           Handset muted by disconnecting handset or
                         speakerphone from telephone line.

        #VLS=8           Connects caller ID relay for recording of
                         conversation over handset.

        #VLS=9           Connects handset (or speakerphone) to DSP chip
                         for recording or playback.

        See ELSA, INC. MICROLINK 33.6TQV for a full command summary.