
AT&T PARADYNE

DATAPORT PCX MODEM (EXTERNAL)

Card Type                    Modem
Chip Set                     Unidentified
I/O Options                  Serial ports, power jack, line in, line out
Maximum Modem Rate           57.6Kbps
Maximum Fax Rate             14.4Kbps
Data Modulation Protocol     Bell 103A/212A

                             ITU-T V.21, V.22, V.22bis, V.23, V.32,
                             V.32bis
Fax Modulation Protocol      ITU-T V.17, V.27ter, V.29
Error Correction/Compression MNP5, V.42, V.42bis
Fax Class                    Unidentified
Data Bus                     External

[Image]

                                CONNECTIONS

         Function            Label            Function             Label

  Line out via RJ-11              CN1       Serial port             CN3

  Line in via RJ-11               CN2       Power jack              CN4

                             DIAGNOSTIC LED(S)

   LED          Color          Status                Condition

   TST      Unidentified         On          Modem is executing a test

   TST          Unidentified     Off       Modem is not executing a test

   CD       Unidentified         On           Carrier signal detected,
                                              connection established

   CD       Unidentified         Off        Carrier signal not detected

   OH       Unidentified         On              Modem is on-hook

   OH       Unidentified         Off             Modem is off-hook

   RD           Unidentified     On           Modem is receiving data

   RD       Unidentified         Off        Modem is not receiving data

   SD       Unidentified         On           Modem transmitting data

   SD       Unidentified         Off        Modem not transmitting data

   TR           Unidentified     On             DTR signal is high

   TR       Unidentified         Off             DTR signal is low

   MR       Unidentified         On                 Power is on

   MR       Unidentified         Off               Power is off

                           SUPPORTED COMMAND SET

                             Basic AT Commands

  AT, +++, comma, A/

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

  &C, &D, &K, &M, &Q, &R, &T, &V, &W, &X, &Y, &Z

                           Extended AT Commands

  \K

  %E, %L, %Q

                                S Registers

  S0, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S26, S27,
  S37, S95



  Note: See MHI Help File for full command documentation.

                         Proprietary AT Command Set

                                   DIAL

  Type:                  Immediate

  Format:                AT [cmds] D<#> [cmds]

  Description:           Dials telephone number according to any
                         modifiers included in the string

  Note:                  Any combination of modifiers can be used to
                         produce the desired dial functions in sequence.

        Command                              Function

          DL             Re-dial last number

          DP             Pulse dialing enabled

         DS=n            Dial stored telephone number n

          DT             Tone dialing enabled/Pulse dialing disabled

          DW             Dialing resumed following dial tone detection

          D,             Dialing paused for amount of time specified in
                         S8 register

          D!             Flash function initiated. Modem commanded to go
                         off-hook for specified time before returning
                         on-hook.

          D@             Wait for quiet Answer function enabled. Modem
                         waits until a "quiet answer," a ring-back signal
                         followed by silence up to the time specified in
                         S7, is received prior to executing the rest of
                         the dial string.

          D;             Modem returned to idle state after dialing. The
                         semicolon can only be placed at the end of the
                         dial command.

          D&             Wait for credit card dialing enabled. Waits for
                         prompt tone for amount of time specified by the
                         S7 command

                          SELECTS LINE MODULATION

  Type:                  Configuration

  Format:                AT [cmds] Fn [cmds]

  Description:           Controls line modulation and VF rate

        Command                              Function

           F0            Selects auto-detect mode. All supported speeds
                         and modulations are available for selection by
                         the remote modem.

           F1            Selects V.21 or Bell 103J (300bps) according to
                         the setting Bn.

           F2            Not supported

           F3            Selects V.23

           F4            Selects V.22 or Bell 212A (1200bps) according to
                         the setting of Bn

           F5            Selects V.22bis (2400bps)

           F6            Selects V.32bis or V.32 at 4800bps

           F7            Selects V.32bis at 7200bps

           F8            Selects V.32bis or V.32 at 9600bps

           F9            Selects V.32bis at 12,00bps

          F10            Selects V.32bis at 14,400 bps

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Description:   Displays information requested

    Command                              Function

       I0        Reports product speed

       I1        Reports ROM checksum

       I2        Tests and reports ROM checksum

       I3        Reports firmware revision level, model, and interface

       I4        Reports firmware revision code

       I5        Reports country code

       I6        Reports data pump model and revision code

                               SPEAKER MODE

  Type:                  Configuration

  Format:                AT [cmds] Nn [cmds]

  Description:           Selects various options for the automatic
                         detection and negotiation of protocols during
                         the handshake process if the modem is
                         communicating with a remote modem of dissimilar
                         speed.

        Command                              Function

          N0             Auto-mode detection disabled

          N1             Auto-mode detection enabled

                          FACTORY DEFAULT PROFILE

  Type:             Configuration

  Format:           AT [cmds] &F [cmds]

  Description:      Sets values in active profile to values found in the
                    default profile

     Command                              Function

       &F0          Loads factory 0 configuration

       &F1          Loads factory 1 configuration

                                GUARD TONE

  Type:           Configuration

  Format:         AT [cmds] &Gn [cmds]

  Description:    Commands the modem to transmit a guard tone in
                  V.22/V.22bis

            Note: Used primarily for international data transmission

    Command                              Function

      &G0         Guard tone disabled

      &G1         Guard tone disabled

      &G2         1800Hz guard tone enabled

                           DATA SET READY (DSR)

  Type:          Configuration

  Format:        AT [cmds] &Sn [cmds]

  Description:   Selects DSR options

    Command                              Function

      &S0        DSR forced high

      &S1        DSR high only while modem is connected

                               CONNECT MODE

  Type:          Configuration

  Format:        AT [cmds] \Nn [cmds]

  Description:   Controls the type of connection the modem will operate
                 in

    Command                              Function

      \N0        Buffer mode enabled

      \N1        Direct mode enabled

                              Special Commands

                            FAX/DATA MODE QUERY

  Type:                Configuration

  Format:              AT [cmds] +FCLASS?[cmds]

  Description:         Displays the fax or data mode expressed as a
                       number. Data mode (0) Fax class (1)

                             FAX/DATA MODE SET

  Type:          Configuration

  Format:        AT [cmds] +FCLASS=n [cmds]

  Description:   Determines whether the modem operates in fax or data
                 mode

    Command                              Function

    FCLASS0      Data mode enabled

    FCLASS1      Fax class 1 enabled

                                RPI TOGGLE

  Type:            Configuration

  Format:          AT [cmds] +Hn [cmds]

  Description:     Determines whether Rockwell Protocol Interface
                   processing is used.

     Command                              Function

     +H, +H0       RPI disabled

       +H11        RPI enabled

