
UNIDENTIFIED

INTERNAL 1/2 CARD MODEM

Modem Type                   Data (synchronous/asynchronous)/Fax
Maximum Data Rate            9600bps
Maximum Fax Rate             14.4Kbps
Data Bus                     8-bit ISA
Fax Class                    Class 1
Data Modulation Protocol     Bell 103 & 212A

                             ITU-T V.21, V.22, V.22bis, V.32, V.32bis
Fax Modulation Protocol      ITU-T V.17, V27ter, V29
Error Correction/Compression MNP 1 - 5, ITU-T V.42, V.42bis

[Image]

                                CONNECTIONS

         Purpose           Location            Purpose           Location

  Line-in                    CN1       Line-out                    CN2

               ADDRESS SELECT

  COM/Address      SW1/1          SW1/2

   COM2/2F8h        Off            On

   COM1/3F8h        Off            Off

   COM3/3E8h         On            Off

   COM4/2E8h         On            On

     INTERRUPT SELECT

   IRQ     SW1/3   SW1/4

  IRQ3     Off      On

  IRQ2      On      On

  IRQ4     Off      Off

  IRQ5      On      Off

                         %A - PROPRIETARY COMMAND

  Type:         Configuration

  Format:       AT [cmds] %An [cmds]

  Example:      AT M3 %A3 <CR>

  Description   Sets the auto-reliable fall-back ASCII character. The
                default is 13.

                         %C - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] %Cn [cmds]

  Example:         AT &Z1 %C0 D5555555<CR>

  Description      Enables/disables MNP 5 data compression.

     Command                              Function

       %C1        MNP 5 data compression enabled.

       %C0         MNP 5 data compression disabled.

                         %E - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] %En [cmds]

  Example:         AT M3 %E0 D5555555<CR>

  Description      Enables/disables the auto-retrain function for V,22bis
                   and V.32 protocols.

     Command                              Function

       %E1        Auto-retrain function enabled.

       %E0         Auto-retrain function disabled.

                         %G - PROPRIETARY COMMAND

  Type:             Configuration

  Format:           AT [cmds] %Gn [cmds]

  Example:          AT M3 %G0 D5555555<CR>

  Description       Enables/disables the auto-fall-back/fall-forward
                    function for V,22bis and V.32 protocols.

     Command                              Function

       %E0         Auto-fall-back/fall-forward function disabled.

       %E1          Auto-fall-back/fall-forward function enabled.

                         \A - PROPRIETARY COMMAND

  Type:         Configuration

  Format:       AT [cmds] \An [cmds]

  Example:      AT M3 \An D5555555<CR>

  Description   Sets the limits for the character block size.

                   \A - PROPRIETARY COMMAND

  Command                       Function

    \A3    256 characters.

    \A0     64 characters.

    \A1     128 characters.

    \A2     192 characters.

                         \B - PROPRIETARY COMMAND

  Type:           Configuration

  Format:         AT [cmds] \Bn [cmds]

  Example:        AT M3 \Bn D5555555<CR>

  Description     Sets the transmit break length from 0 to 900 in 100ms
                  increments. The default is 0ms (n = 0).

                         \C - PROPRIETARY COMMAND

  Type:               Configuration

  Format:             AT [cmds] \Cn [cmds]

  Example:            AT M3 \Cn D5555555<CR>

  Description         Sets the limits for the auto-reliable buffer.

       Command                              Function

         \C0          Auto-reliable buffer disabled.

         \C1           Buffers characters for 4 seconds or until 200
                       characters are in the buffer.

         \C2           Auto-reliable buffer disabled. Modem goes to
                       normal mode if an auto-reliable character is
                       received.

                         \G - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] \Gn [cmds]

  Example:         AT M3 \Gn D5555555<CR>

  Description      Enables/disables modem port flow control

     Command                              Function

       \G0        Port flow control disabled.

       \G1         XON/XOFF port flow control enabled.

                         \J - PROPRIETARY COMMAND

  Type:               Configuration

  Format:             AT [cmds] \Jn [cmds]

  Example:            AT M3 \Jn D5555555<CR>

  Description         Enables/disables the serial port data transfer rate
                      adjustment feature.

       Command                             Function

         \J0          Data transfer rate adjustment disabled (serial
                       port allowable data transfer rate is constant).

         \J1           Data transfer rate adjustment enabled (serial port
                       data transfer rate depends on the data transfer
                       rate established in the connection).



                         \K - PROPRIETARY COMMAND

  Type:             Configuration

  Format:           AT [cmds] \Kn [cmds]

  Example:          AT M3 \Kn D5555555<CR>

  Description       Sets the remote modems response to a break issued by
                    the local modem.

      Command                              Function

        \K5           Local modem in connect state, reliable or normal
                                             mode:
   \K0, \K2, \K4
                     Nondestructive/non-expedited handling of buffered
        \K1          data.

        \K3          Remote modem goes into the command mode and does not
                     return the break signal.

                     Destructive, expedited handling of buffered data

                     Non-destructive/expedited handling of buffered data.

      \K5, \K4        Local modem in command state, reliable or normal
                                             mode:
      \K0, \K1
                     Non-destructive/non-expedited handling of buffered
     \K2, \K3        data.

                     Destructive/expedited handling of buffered data.

                     Non-destructive/expedited handling of buffered data.

   \K5, \K1, \K3         Local modem in connect state, direct mode:

   \K0, \K2, \K4     Remote modem immediately returns break.

                     Remote modem immediately returns break, then goes
                     into the command state.

                       Local modem in connect state, normal mode, break
                      received at modem port, break sent to serial port:
      \K5, \K4
                     Non-destructive/non-expedited handling of buffered
      \K0, \K1       data.

     \K2, \K3        Destructive/expedited handling of buffered data.

                     Non-destructive/expedited handling of buffered data.

                         \N - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] \Nn [cmds]

  Example:         AT M3 \Nn D5555555<CR>

  Description      Selects the error-correction mode.

     Command                              Function

       \N3        V.42 auto-reliable mode enabled.

       \N0         Normal mode enabled.

       \N1         Direct mode enabled.

       \N2         MNP reliable mode enabled.

       \N4         V.42 reliable mode enabled.

       \N5         LAPM to normal mode enabled.

                         \O - PROPRIETARY COMMAND

  Type:         Immediate

  Format:       AT [cmds] \O

  Example:      AT \O <CR>

  Description   Commands the modem to originate a RELIABLE link.



                         \Q - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] \Qn [cmds]

  Example:         AT M3 \Qn D5555555<CR>

  Description      Selects options for serial port flow control.

     Command                              Function

       \Q3        Bi-directional hardware flow control enabled.

       \Q0         Flow control disabled.

       \Q1         Bi-directional XON/XOFF flow control enabled.

       \Q2         One-way hardware flow control enabled.

                         \T - PROPRIETARY COMMAND

  Type:             Configuration

  Format:           AT [cmds] \Tn [cmds]

  Example:          AT M3 \Tn D5555555<CR>

  Description       Sets the limit for the inactivity time-out function
                    in minutes,

     Command                              Function

       \T0         Inactivity time-out function disabled.

   \T(1 to 90)      Sets the time limit (in minutes) at which the
                    inactivity time-out function is enabled.

                         \U - PROPRIETARY COMMAND

  Type:         Immediate

  Format:       AT [cmds] \U

  Example:      AT \U <CR>

  Description   Commands the modem to grant an auto-reliable link
                request.

                         \V - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] \Vn [cmds]

  Example:         AT M3 \Vn D5555555<CR>

  Description      Enables/disables modified result codes.

     Command                              Function

       \V0        Normal result code format.

       \V1         Append "/ARQ" to verbose CONNECT result codes during
                   an error-control connection.

                         \X - PROPRIETARY COMMAND

  Type:         Configuration

  Format:       AT [cmds] \Xn [cmds]

  Example:      AT M3 \Xn D5555555<CR>

  Description   Selects the XON/XOFF pass-through mode.

                         \X - PROPRIETARY COMMAND

     Command                              Function

       \X0        Process flow control characters only.

       \X1         Process flow control characters, then pass-through to
                   the local or remote modem.

                         \Y - PROPRIETARY COMMAND

  Type:         Immediate

  Format:       AT [cmds] \Y

  Example:      AT \Y <CR>

  Description   Commands the modem to go into the RELIABLE mode.

                         \Z - PROPRIETARY COMMAND

  Type:         Immediate

  Format:       AT [cmds] \Z

  Example:      AT \Z <CR>

  Description   Commands the modem to go into the NORMAL mode.

                         -C - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] -Cn [cmds]

  Example:         AT M3 -Cn D5555555<CR>

  Description      Enables/disables calling tone in data mode.

     Command                              Function

       -C0        Calling tone disabled.

       -C1         Calling tone enabled.

                         -J - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] -Jn [cmds]

  Example:         AT M3 -Jn D5555555<CR>

  Description      Enables/disables the V.42 detect phase.

     Command                              Function

       -J1        V.42 detect phase enabled.

       -J0         V.42 detect phase disabled.

                         -V - PROPRIETARY COMMAND

  Type:         Immediate

  Format:       AT [cmds] -V

  Example:      AT -V <CR>

  Description   Commands the modem to display the firmware version.



                         "H - PROPRIETARY COMMAND

  Type:            Configuration

  Format:          AT [cmds] "Hn [cmds]

  Example:         AT M3 "Hn D5555555<CR>

  Description      Selects options for V.42bis data compression.

     Command                              Function

       "H3        V.42bis enabled for both transmission and reception of
                   data.

       "H0         V.42bis disabled.

       "H1         V.42bis enabled for transmission of data only.

       "H2         V.42bis enabled for reception of data only.

                         "O - PROPRIETARY COMMAND

  Type:               Configuration

  Format:             AT [cmds] "On [cmds]

  Example:            AT M3 "On D5555555<CR>

  Description         Sets the limit to the number of characters in the
                      V.42bis character string. The limit can include any
                      number from 6 to 250 characters. The default is 32.

                   S14 - PROPRIETARY BIT-MAPPED REGISTER

  Value Range:             Bit-mapped

  Default:                 170

  Type:                    Read/Write

  In Stored Profile?:      Yes

  Description:             Bit-mapped configuration register.

      Bit           Value                       Function

       0              0       Not used

       1              1       Off-line echo enabled (E1).

                      0        Off-line echo disabled (E0).

       2              0       Result codes enabled (Q0).

                      1        Result codes disabled (Q1).

       3              1       Verbose result codes enabled (V1).

                      0        Numeric result codes enabled (V0).

       4              0       Dumb mode disabled.

                      1        Dumb mode enabled.

       5              1       Pulse dialing enabled (P).

                      0        Tone dialing enabled (T).

       6              0       Not used.

       7              1       Originate mode enabled.

                      0        Answer enabled.



                   S21 - PROPRIETARY BIT-MAPPED REGISTER

  Value Range:             Bit-mapped

  Default:                 48

  Type:                    Read/Write

  In Stored Profile?:      Yes

  Description:             Bit-mapped configuration register.

      Bit          Value                       Function

       0             0       Not used.

       1             0       Not used.

       2              0      CTS signal follows RTS signal (&R0).

                     1        CTS signal follows DCD signal (&R1).

      4,3            10      Modem hangs up when a DTR signal is
                              detected (&D2).
                     00
                              Modem ignores DTR signal (&D0).
                     01
                              Modem switches to command mode when a DTR
                     11       signal is detected (&D1).

                              Modem resets to defaults when a DTR signal
                              is detected (&D3).

       5              1      DCD enabled when a carrier signal is
                              detected, disabled when carrier signal is
                     0        lost (&C1).

                              DCD enabled (&C0).

       6              0      DSR enabled (&S0).

                     1        DSR enabled at handshake initiation and
                              disabled at hang-up initiation (&S1).

       7              0      Long-space disconnect function disabled
                              (Y0).
                     1
                              Long-space disconnect function enabled
                              (Y1).

                   S22 - PROPRIETARY BIT-MAPPED REGISTER

  Value Range:            Bit-mapped

  Default:                118

  Type:                   Read/Write

  In Stored Profile?:     Yes

  Description:            Bit-mapped configuration register.

      Bit          Value                       Function

      1,0            10     Speaker set to medium volume (L2).

                     00      Not used.

                     01      Speaker set to low volume (L1 or L0).

                     11      Speaker set to high volume (L3).

                   S22 - PROPRIETARY BIT-MAPPED REGISTER

    Bit         Value                        Function

    3,2           01      Speaker enabled while dialing, enabled until
                           carrier signal is detected, then disabled
                  00       (M1).

                  10       Speaker disabled (M0).

                 11        Speaker enabled (M2).

                           Speaker disabled while dialing, enabled until
                           carrier signal is detected, then disabled
                           (M3).

   6,5,4         111      Full result codes, dial tone wait, and busy
                           tone detect enabled (X4).
                 000
                           Basic result codes enabled, blind dialing only
                 001       (X0).

                 010       Not used.

                 011       Not used.

                 100       Not used.

                 101       Full result codes enabled, blind dialing only
                           (X1).
                 110
                           Full result codes and dial tone wait enabled
                           (X2).

                           Full result codes enabled, blind dialing only,
                           busy tone detect enabled (X3).

     7            0       39/61 make/break ratio enabled (&P0).

                  1        33/67 make/break ratio enabled (&P1).

                   S23 - PROPRIETARY BIT-MAPPED REGISTER

  Value Range:             Bit-mapped

  Default:                 15

  Type:                    Read/Write

  In Stored Profile?:      Yes

  Description:             Bit-mapped configuration register.

       Bit           Value                      Function

        0              1       Grant remote loopback request (&T4).

                       0        Ignore remote loopback request (&T5).

      3,2,1           111      38.4Kbps or 57.6Kbps data rate enabled.

                      000       0 - 600bps data rate enabled.

                      010       2400bps data rate enabled.

                      011       4800bps data rate enabled.

                      100       7200bps data rate enabled.

                      101       9600bps or 14.4Kbps data rate enabled.

                      110       19.2Kbps data rate enabled.

       5,4             00      Even parity enabled.

                       01       Space parity enabled.

                       10       Odd parity enabled.

                      11        Parity disabled.

       7,6             00      Guard tone disabled (&G0).

                       01       550Hz guard tone enabled (&G1).

                       10       1800Hz guard tone enabled (&G2).

                      11        Not used.



                   S27 - PROPRIETARY BIT-MAPPED REGISTER

  Value Range:             Bit-mapped

  Default:                 0

  Type:                    Read/Write

  In Stored Profile?:      Yes

  Description:             Bit-mapped configuration register.

       Bit          Value                      Function

       1,0            00     Asynchronous mode enabled (&Q0).

                      01      Synchronous connect mode and asynchronous
                              off-line command mode enabled (&Q1).
                      10
                              Synchronous connect mode and asynchronous
                     11       off-line command mode enabled (&Q1).

                              Synchronous mode enabled.

        2             0      Switched network line mode enabled (&L0).

                      1       Leased-line mode enabled (&L1).

        3             0      Not used.

       5,4            00     Transmit clock generated by the modem
                              (&X0).
                      01
                              DTE generates clock (&X1).
                      10
                              Modem generates clock from the receive
                     11       carrier signal (&X2).

                              Not used.

        6             0      CCITT V.22 protocol enabled (B0).

                      1       Bell 212A protocol enabled (B1).

        7             0      Not used.


