
SIMA TECHNOLOGY CO., LTD.

V.34SV

Card Type                    Modem (synchronous/asynchronous)
Chip Set                     Unidentified
I/O Options                  Voice, speaker out, microphone in
Maximum Data Rate            33.6Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     Serial
Fax Class                    Class I & II
Data Modulation Protocol     Bell 103A/212A

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

                             Rockwell V.FC
Fax Modulation Protocol      ITU-T V.17, V.21CH2, V.27ter, V.29
Error Correction/Compression MNP5, V.42, V.42bis

[Image]

                                CONNECTIONS

        Function           Label             Function              Label

  Line out                      CN1      RS-232/422                 CN5

  Line in                       CN2      DC power                   CN6

  Speaker out                   CN3      Power switch               SW1

  Microphone in                 CN4

                             DIAGNOSTIC LED(S)

   LED       Color      Status                   Condition

    MR        Red         On                    Power is on

    MR        Red       Blinking           Modem is in test mode

    MR        Red         Off                   Power is off

    HS        Red         On          Modem is operating at 4800bps or
                                                   faster

    HS        Red         Off         Modem is operating at slower than
                                                  4800bps

    AA        Red         On                Auto-answer enabled

    AA        Red         Off               Auto-answer disabled

    AA        Red       Blinking              Phone is ringing

    CD        Red         On              Carrier signal detected

    CD        Red         Off           Carrier signal not detected

    OH        Red         On                 Modem is off-hook

    OH        Red         Off                 Modem is on-hook

    SD        Red         On             Modem is transmitting data

    SD        Red         Off          Modem is not transmitting data

    RD        Red         On              Modem is receiving data

    RD        Red         Off           Modem is not receiving data

    TR        Red         On                 DTR signal is high

    TR        Red         Off                DTR signal is low

                        SUPPORTED STANDARD COMMANDS

                             Basic AT Commands

  +++, comma, A/

  A, B, D, E, H, L, M, N, O, P, Q, T, V, W, X, Y, Z

  &C, &D, &F, &G, &K, &M, &P, &Q, &R, &S, &T, &V, &W, &X, &Y, &Z

                           Extended AT Commands

  \A, \B, \G, \K, \L, \N, \W

  %C, %F, %L, %Q, %T

                            Special AT Commands

  #CID, :E, *H, -K, )M, @M, +MS, -Q

                                S-Registers

  S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S12, S14, S16, S18, S21,
  S22, S23, S24, S25, S27, S29

  S30, S31, S32, S33, S36, S38, S39, S40, S46, S48, S86, S91, S92, S95,
  S201

            Note: See MHI documentation for complete information.

                         Proprietary AT Command Set

                 AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD

  Type:               Configuration

  Format:             AT [cmds] %En [cmds]

  Description:        Controls auto-retrain, auto-fall-back/fall-forward,
                      and the line quality monitor.

      Command                              Function

        %E0           Line quality monitor and auto-retrain disabled.

        %E1           Line quality monitor and auto-retrain enabled.

        %E2           Line quality monitor and auto-fallback/fall-forward
                      enabled.

        %E3           Line quality monitor, auto-retrain, and fast hangup
                      enabled.

                                 AUTOSYNC

  Format           AT [cmds] S19=n [cmds]

  Default:         0

  Range:           0 - 31

  Unit:            Bit-mapped

  Description:     Sets options for Hayes AutoSync functions.

   Bit    Value                           Function

    0         0    Not used.

    1          0   BSC enabled.

              1    HDLC enabled.

    2          0   HDLC address detection disabled.

              1    HDLC address detection enabled.

    3          0   NRZI bit encoding enabled.

              1    NRZ bit encoding enabled.

    4          0   Mark idle enabled.

              1    Flag or sync idle enabled.

                          BIT-MAPPED REGISTER S28

  Format                 AT [cmds] S28=n [cmds]

  Default:               0

  Range:                 0 - 154

  Description:           Controls V.23 split speed mode, pulse dialing
                         ratio, and MNP10 cellular link negotiation
                         speed.

    Bit       Value                          Function

     0              0    Not used

     1               0   75bps transmit, 1200bps receive enabled

                    1    1200bps transmit, 75bps receive enabled

     2              0    Not used

   4, 3             00   39ms make/61ms break at 10pps

                    01   33ms make/67ms break at 10pps

                    10   39ms make/61ms break at 20pps

                   11    33ms make/67ms break at 20pps

     5              0    Not used

   7, 6             00   MNP10 link will be negotiated at highest
                         possible speed.
                    01
                         MNP10 link will be negotiated at 1200bps.
                   10
                         MNP10 link will be negotiated at 4800bps.

                          BIT-MAPPED REGISTER S41

  Format               AT [cmds] S41=n [cmds]

  Default:             131

  Range:               0 - 219

  Description:         Controls compression type, auto-retrain and
                       fall-back/fall-forward, flow control, and MNP
                       mode.

  Note:                Be aware that bit 6 is out of order.

   Bit       Value                          Function

  1, 0            00   Data compression disabled.

                  01   MNP5 enabled.

                  10   V.42bis enabled.

                 11    MNP5 and V.42bis enabled.

  6, 2            00   Auto-retrain disabled.

                  01   Auto-retrain enabled.

                 10    Fall-back/fall-forward enabled.

    3              0   Flow control disabled.

                  1    Flow control enabled.

    4              0   Stream mode for MNP.

                  1    Block mode for MNP.

    5             0    Not used.

    7              0   Fall-back to V.22bis and V.22 disabled.

                  1    Fall-back to V.22bis and V.22 enabled.

                               COUNTRY CODE

  Type:          Configuration

  Format:        AT [cmds] *NCnn [cmds]

  Description:   Sets the country code for the modem.

                   DISPLAY CONFIGURATION AND STATISTICS

  Type:                Immediate

  Format:              AT [cmds] \S [cmds]

  Description:         Displays the settings of all commands and
                       statistics about the current connection.

                          DISPLAY DELAYED NUMBERS

  Type:          Immediate

  Format:        AT [cmds] *Dn [cmds]

  Description:   Displays all numbers on the delayed list.

                         DISPLAY FORBIDDEN NUMBERS

  Type:          Immediate

  Format:        AT [cmds] *Bn [cmds]

  Description:   Displays all numbers on the forbidden list.

                           DISPLAY MANUFACTURER

  Type:          Immediate

  Format:        AT [cmds] #MFR? [cmds]

  Description:   Displays the manufacturers name.

                            DISPLAY MODEL NAME

  Type:          Immediate

  Format:        AT [cmds] #MDL? [cmds]

  Description:   Displays the model name of the modem.

                             DISPLAY REVISION

  Type:          Immediate

  Format:        AT [cmds] #REV? [cmds]

  Description:   Displays the revision level of the modem.

                               HDLC ADDRESS

  Type:          Register

  Format:        AT [cmds] S20=n [cmds]

  Default:       0

  Range:         0-255

  Unit:          1 ASCII character

  Description:   Sets the HDLC address and BSC character.

                                LINE SPEED

  Type:          Configuration

  Format         AT [cmds] Fn [cmds]

  Description:   Sets the desired line connection speed.

    Command                              Function

       F0        Auto-detect connect speed.

       F1        Connect at 300bps with V.21 or Bell 103.

       F3        Connect at 1200/75bps with V.23.

       F4        Connect at 1200bps with V.22 or Bell 212A.

       F5        Connect at 2400bps with V.22bis.

       F6        Connect at 4800bps with V.32 or V.32bis.

       F7        Connect at 7200bps with V.32.

       F8        Connect at 9600bps with V.32 or V.32bis.

       F9        Connect at 12Kbps with V.32bis.

      F10        Connect at 14.4Kbps with V.32bis.

      F13        Connect at 14.4Kbps with V.FC.

      F14        Connect at 16.8Kbps with V.FC.

      F15        Connect at 19.2Kbps with V.FC.

      F16        Connect at 21.6Kbps with V.FC.

      F17        Connect at 24.4Kbps with V.FC.

      F18        Connect at 26.4Kbps with V.FC.

      F19        Connect at 28.8Kbps with V.FC.

                                LINE SPEED

  Type:          Register

  Format         AT [cmds] S37=n [cmds]

  Description:   Sets the desired line connection speed.

    Command                              Function

     S37=0       Auto-detect connect speed.

     S37=1       Connect at 75bps.

     S37=2       Connect at 110bps.

     S37=3       Connect at 300bps.

     S37=4       Connect at 600bps.

     S37=5       Connect at 1200bps with V.22.

     S37=6       Connect at 2400bps with V.22bis.

     S37=7       Connect at 1200/75bps with V.23.

     S37=8       Connect at 4800bps with V.32 or V.32bis.

     S37=9       Connect at 9600bps with V.32 or V.32bis.

     S37=10      Connect at 12Kbps with V.32bis.

     S37=11      Connect at 14.4Kbps with V.32bis.

     S37=12      Connect at 7200bps with V.32bis.

     S37=15      Connect at 14.4Kbps with V.FC.

                 LINE SPEED (CONT)

  Command                   Function

  S37=16    Connect at 16.8Kbps with V.FC.

  S37=17    Connect at 19.2Kbps with V.FC.

  S37=18    Connect at 21.6Kbps with V.FC.

  S37=19    Connect at 24.4Kbps with V.FC.

  S37=20    Connect at 26.4Kbps with V.FC.

  S37=21    Connect at 28.8Kbps with V.FC.

                              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=2       Modem will operate in fax class II mode.

     #CLS=8       Modem will operate in voice mode.

                           MODULATION SELECTION

  Type:                  Configuration

  Format:                AT [cmds] +MS=x,y,z,a,b,c [cmds]

  Description:           Sets options for active protocol; the transfer
                         rates specified by z, a, b, and c must be valid
                         for the protocol selected.

  Note:                  The z and a parameters specify the minimum and
                         maximum originate mode connect speeds,
                         respectively; the b and c parameters specify the
                         minimum and maximum answer mode connect speeds,
                         respectively.

        Command                             Function

          x=0            Use V.21 modulation.

          x=1            Use V.22 modulation.

          x=2            Use V.22bis modulation.

          x=3            Use V.23 modulation.

          x=9            Use V.32 modulation.

         x=10            Use V.32bis modulation.

         x=11            Use V.34 modulation.

         x=64            Use Bell 103 modulation.

         x=69            Use Bell 212A modulation.

         x=74            Use V.FC modulation.

          y=0            Automode disabled.

          y=1            Auto-detect highest speed enabled without V.8
                         (except V.34 which always uses V.8).

          y=2            Auto-detect highest speed enabled with V.8.

                       MODULATION SELECTION (CONT)

      Command                              Function

   z, a, b, c=300    Set minimum or maximum connection speed at 300bps.

  z, a, b, c=1200    Set minimum or maximum connection speed at 1200bps.

  z, a, b, c=2400    Set minimum or maximum connection speed at 2400bps.

  z, a, b, c=4800    Set minimum or maximum connection speed at 4800bps.

  z, a, b, c=7200    Set minimum or maximum connection speed at 7200bps.

  z, a, b, c=9600    Set minimum or maximum connection speed at 9600bps.

  z, a, b, c=12000   Set minimum or maximum connection speed at 12Kbps.

  z, a, b, c=14400   Set minimum or maximum connection speed at 14.4Kbps.

  z, a, b, c=16800   Set minimum or maximum connection speed at 16.8Kbps.

  z, a, b, c=19200   Set minimum or maximum connection speed at 19.2Kbps.

  z, a, b, c=21600   Set minimum or maximum connection speed at 21.6Kbps.

  z, a, b, c=24000   Set minimum or maximum connection speed at 24Kbps.

  z, a, b, c=26400   Set minimum or maximum connection speed at 26.4Kbps.

  z, a, b, c=28800   Set minimum or maximum connection speed at 28.8Kbps.

                            PULSE DIALING MODE

  Type:                  Configuration

  Format:                AT [cmds] *Zn [cmds]

  Description:           Sets the number of pulses per digit dialed while
                         in pulse mode.

        Command                              Function

          *Z0             Number of pulses generated is equal to the
                          dialed digit value (0 digit generates 10
                          pulses).

          *Z1             Number of pulses generated is equal to the
                          dialed digit value plus one (0 digit generates
                          1 pulse).

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Description:   Displays requested information about the modem.

    Command                              Function

       I0        Reports product identification code.

       I1        Reports ROM checksum.

       I2        Tests and reports ROM checksum.

       I3        Reports firmware version and interface type.

       I4        Reports OEM response.

       I5        Reports country code.

       I6        Reports data pump model and version.

                              TONE DETECTION

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

  Default:                   x,y,z 63

  Range:                     0 - 63

  Description:               Sets which tones the tone detection will
                             report.

  Note:                      The value of x sets the tone detection modes
                             in voice transmit mode, y sets them in voice
                             receive mode, and z sets them in voice
                             command mode.

        Bit           Value                     Function

         0                  0   DTMF tones are not detected.

                           1    DTMF tones are detected.

         1                  0   V.25 1300Hz calling tone is not detected.

                           1    V.25 1300Hz calling tone is detected.

         2                  0   T.30 1100Hz fax tone is not detected.

                           1    T.30 1100Hz fax tone is detected.

         3                  0   V.25/T.30 2100Hz answer tone is not
                                detected.
                           1
                                V.25/T.30 2100Hz answer tone is detected.

         4                  0   Bell 2225Hz answer tone is not detected.

                           1    Bell 2225Hz answer tone is detected.

         5                  0   Call progress tones are not detected.

                           1    Call progress tones are detected.

                       TONE GENERATOR - DIRECT ENTRY

  Type:             Immediate

  Format:           AT [cmds] #VTS=[m, n, x]

  Range:            m 200-3000, n 200-3000, x 0-255

  Unit:             m 1 Hz, n 1 Hz, x .1 second

  Description:      Generates a dual-frequency tone for duration x at
                    frequencies m and n.

                     TONE GENERATOR - TIMED PHONE KEYS

  Type:           Immediate

  Format:         AT [cmds] #VTS={a, n}

  Range:          a 0-9, A-D, #, *; x 0-255

  Unit:           x .1 second

  Description:    Generates the DTMF tone for duration x for the
                  character a.

                        TONE GENERATOR - PHONE KEYS

  Type:                  Immediate

  Format:                AT [cmds] #VTS=a

  Range:                 0-9, A-D, #, *

  Description:           Generates the DTMF tones for the characters in
                         the string for the duration set with +VBT.

                           TONE GENERATOR LENGTH

  Format         AT [cmds] #VBT=n [cmds]

  Default:       10

  Range:         0 - 40

  Unit:          0.1 second

  Description:   Sets the length of DTMF tones that are generated.

                            VOICE BUFFER SPACE

  Type:                  Configuration

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

  Default:               255

  Range:                 0 - 255

  Unit:                  1 byte

  Description:           Sets the amount of free space there must be in
                         the transmit buffer before the XON signal is
                         sent.

                               VOICE DEVICE

  Type:              Configuration

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

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

      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.

                        VOICE - DISPLAY BUFFER SIZE

  Type:          Immediate

  Format:        AT [cmds] #VBQ? [cmds]

  Description:   Displays the size of the voice buffer.

                     VOICE - DISPLAY COMPRESSION TYPE

  Type:          Immediate

  Format:        AT [cmds] #VCI? [cmds]

  Description:   Displays the type of compression currently in use.

                      VOICE - LOCAL SERIAL PORT SPEED

  Type:          Configuration

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

  Description:   Sets the speed of the local serial port.

    Command                              Function

     #BDR=1       Set speed to 2400bps.

     #BDR=2       Set speed to 4800bps.

     #BDR=4       Set speed to 9600bps.

     #BDR=6       Set speed to 14.4Kbps.

     #BDR=8       Set speed to 19.2Kbps.

    #BDR=16       Set speed to 38.4Kbps.

    #BDR=24       Set speed to 57.6Kbps.

                         VOICE RE-RING DETECT TIME

  Type:                  Configuration

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

  Default:               70

  Range:                 0-255

  Unit:                  10 mS

  Description:           Sets the maximum time the modem will wait for
                         the remote station to ring again before it
                         assumes that it has gone off-hook.

                               VOICE RECEIVE

  Type:          Immediate

  Format:        AT [cmds] #VRX

  Description:   Commands the modem to begin receiving voice data.

                          VOICE RING DETECT TIME

  Type:                  Configuration

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

  Default:               Unidentified

  Range:                 Unidentified

  Unit:                  Unidentified

  Description:           Sets the maximum time the modem will wait for
                         the remote station to ring before it assumes
                         that it went off-hook before it rang.

                           VOICE SAMPLE QUALITY

  Type:           Configuration

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

  Description:    Selects the number of bits per sample that the modem
                  records.

     Command                             Function

     #VBS=2       Modem records 2 bits per sample in ADPCM encoding.

     #VBS=3       Modem records 3 bits per sample in ADPCM encoding.

     #VBS=4       Modem records 4 bits per sample in ADPCM encoding.

                            VOICE SAMPLING RATE

  Type:           Configuration

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

  Description:    Sets the sampling rate used when recording voice
                  signals.

    Command                              Function

   #VSR=7200      Selects a sampling rate of 7.2KHz.

   #VSR=11025     Selects a sampling rate of 11.025KHz in PCM encoding
                  only.

                          VOICE SILENCE DETECTION

  Type:                  Configuration

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

  Description:           Selects whether the modem will attempt to
                         recognize periods of silence when receiving a
                         voice signal.

        Command                              Function

         #VSD=0           Silence detection disabled.

         #VSD=1           Silence detection enabled.

                       VOICE SILENCE DETECTION TIME

  Type:           Configuration

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

  Default:        Unidentified

  Range:          Unidentified

  Unit:           Unidentified

  Description:    Sets the minimum amount of silence that the modem will
                  detect.

                     VOICE SILENCE DETECTION THRESHOLD

  Type:                 Configuration

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

  Description:          Sets the threshold of sensitivity that the modem
                        uses to determine silence detection.

        Command                             Function

        #VSS=0          Silence detection disabled.

        #VSS=1          Minimum silence detection sensitivity.

        #VSS=2          Standard silence detection sensitivity.

        #VSS=3          Maximum silence detection sensitivity.

                              VOICE TRANSMIT

  Type:          Immediate

  Format:        AT [cmds] #VTX

  Description:   Commands the modem to begin transmitting voice data.

