
DIGI INTERNATIONAL, INC.

DATAFIRE GO! ST/V.34, DATAFIRE GO! U/V.34

Card Type                         Modem, Fax, ISDN
Chip Set                          Unidentified
Maximum Modem Rate                Unidentified
ISDN Rate                         128Kbps
Maximum Fax Rate                  14.4Kbps
ISDN Protocols                    V.110, V.120, Rate Adaption Protocol,
                                  Async-to-Sync PPP, PPP Multilink
Data Modulation Protocol          V.34
Fax Modulation Protocol           Unidentified
Error Correction/Compression      Unidentified
Fax Class                         Unidentified
Data Bus                          PCMCIA

                                                                      55025

                       SUPPORTED COMMAND SET

                         Basic AT Commands

  AT, +++, A/

  A, B, E, H, M, V, W, X

  &C, &G, &T, &Z

                       Extended AT Commands

  \A, \B, \C, \G, \J

  %A

                            S Registers

  S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25

  Note: See MHI Help File for full command documentation.

                         Proprietary AT Command Set

                            AUTO-MODE DETECTION

  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             In originate mode, handshake begins at line
                         speed designated by the S37 register. Modem can
                         shift to a slower speed if necessary.

                         In answer mode, handshake attempted with the
                         following protocols in order - V.FC, V.32bis,
                         V.32, V.22bis, V.22 or Bell 212, V.21, and Bell
                         103

          N2             In originate mode, handshake begins at line
                         speed designated by the S37 register. Modem can
                         shift to a slower speed if necessary.

                         In answer mode, handshake attempted with the
                         following protocols in order - V.FC, V.32bis,
                         V.32, V.22bis, V.22 or Bell 212, V.23, V.21, and
                         Bell 103.























                            BREAK MODE CONTROL

  Type:             Configuration

  Format:           AT [cmds] &In [cmds]

  Description:      Controls the break mode options

     Command                              Function

       &I0          In sequence break, non-expedited

       &I1          Immediate break without buffering by either modem

       &I2          Expedited/destructive break. Data buffers at both
                    ends are cleared.

                          CONFIGURATION PROFILES

  Type:          Immediate

  Format:        AT [cmds] &V [cmds]

  Description:   Displays active and stored configuration profiles

    Command                              Function

      &V0        Display stored profile 0

      &V1        Display stored profile 1

      &V2        Display stored profile 2

      &V3        Display stored profile 3

      &V4        Display stored phone numbers

                             DATA COMPRESSION

  Type:          Configuration

  Format:        AT [cmds] &Un [cmds]

  Description:   Controls data compression

    Command                              Function

      &U0        Data compression disabled

      &U1        Data compression 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 handshaking or connected















                         DATA TERMINAL READY (DTR)

  Type:                  Configuration

  Format:                AT [cmds] &Dn [cmds]

  Description:           Selects modem response to DTR

            Note: The action each variant of &D causes depends on the
            setting of &Q

        Command                              Function

          &D0            Modem does not respond to DTR

          &D1            Modem goes to command mode after DTR goes is off

          &D2            Modem goes to command mode and disconnects
                         (hangs up) after DTR goes off; Auto-Answer is
                         disabled.

          &D3            Modem is initialized after DTR goes off

                                   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

          DR             Answer mode enabled; originate mode disabled
                         following handshake initiation.

         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 Quite 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.

                               ERROR CONTROL

  Type:          Configuration

  Format:        AT [cmds] &Nn [cmds]

  Description:   Sets the error control fallback character

    Command                              Function

      &N0        Disable fallback control character

      &N1        Enable fallback control character













                          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            Restore all commands and S-registers to factory
                         settings except for ISDN network settings

                               FLOW CONTROL

  Type:          Configuration

  Format:        AT [cmds] &Kn [cmds]

  Description:   Enables flow control options

    Command                              Function

      &K0        Flow control disabled

      &K3        RTS/CTS flow control enabled

      &K4        XON/XOFF flow control enabled

      &K8        Unidirectional flow control

      &K12       Bidirectional XON/XOFF flow control

                               HOOK CONTROL

  Type:          Immediate

  Format:        AT [cmds] Hn [cmds]

  Description:   Hook control

    Command                              Function

       H0        Hang up

                                  ON-LINE

  Type:           Immediate

  Format:         AT [cmds] On [cmds]

  Description:    Controls on-line command (data transmission) state
                  options.

            Note: The O command must be placed at the end of the command
            string.

     Command                             Function

       O0         Return to data mode from online command mode

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Description:   Displays information requested

    Command                              Function

       I0        Reports product code

       I1        Reports ROM checksum

       I2        Tests and reports ROM checksum

       I3        Reports product and revision level

       I9        Reports product information

      I10        Reports current ISDN line configuration





                        RESTORE PROFILE ON POWER-UP

  Type:               Configuration

  Format:             AT [cmds] &Yn [cmds]

  Description:        Restores a selected profile into the active profile
                      on power-up (hard reset)

      Command                              Function

        &Y0           Restore profile 0 on power-up

        &Y1           Restore profile 1 on power-up

        &Y2           Restore profile 2 on power-up

        &Y3           Restore profile 3 on power-up

                               RESULT CODES

  Type:          Configuration

  Format:        AT [cmds] Qn [cmds]

  Description:   Enables modem to send result codes to the DTE

    Command                              Function

       Q0        Result code sending enabled

       Q1        Result code sending disabled

       Q2        Result codes in originate mode only

                                SOFT RESET

  Type:                Immediate

  Format:              AT [cmds] Zn [cmds]

  Description:         Restores modem profiles previously saved in
                       non-volatile RAM using the &W command.

       Command                              Function

          Z0           Restore setting 0

          Z1           Restore setting 1

          Z2           Restore setting 2

          Z3           Restore setting 3

                           STORE ACTIVE PROFILE

  Type:            Configuration

  Format:          AT [cmds] &Wn [cmds]

  Description:     Writes the values for the active profile into the
                   non-volatile RAM

     Command                              Function

       &W0         Write the active profile to stored profile 0

       &W1         Write the active profile to stored profile 1

       &W2         Write the active profile to stored profile 2

       &W3         Write the active profile to stored profile 3

















                            Extended AT Commands

                          B1-CHANNEL PROVISIONING

  Type:          Configuration

  Format:        AT [cmds] !C4=n [cmds]

  Description:   Controls the B1-channel provisioning

    Command                              Function

     !C4=0        CSD

     !C4=1        Voice mode

     !C4=2        CSD and Voice mode

                          B2-CHANNEL PROVISIONING

  Type:          Configuration

  Format:        AT [cmds] !C5=n [cmds]

  Description:   Controls the B2-channel provisioning

    Command                              Function

     !C5=0        CSD

     !C5=1        Voice mode

     !C5=2        CSD and Voice mode

                                BREAK TYPE

  Type:           Configuration

  Format:         AT [cmds] \Kn [cmds]

  Description:    Configures action of break signal

    Command

      \K1        Break sent to remote modem and buffered cleared

      \K3        Send break to remote modem immediately

      \K5        Send break with transmitted data

                               CONNECT MODE

  Type:          Configuration

  Format:        AT [cmds] \Nn [cmds]

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

    Command                              Function

      \N0        Normal mode enabled

      \N1        Direct mode enabled

      \N2        Reliable mode enabled

      \N3        Auto-reliable mode enabled

      \N4        V.42 reliable mode enabled

      \N5        V.42 auto-reliable mode

      \N6        Reliable V.42/MNP

      \N7        Auto-reliable V.42/MNP









                            DISPLAY FATAL ERROR

  Type:          Configuration

  Format:        AT [cmds] \En [cmds]

  Description:   Displays/clears the last fatal error

    Command                              Function

      \E0        Displays the last fatal error

      \E1        Clears the last fatal error

                             LINE SIGNAL LEVEL

  Type:           Immediate

  Format:         AT [cmds] %L [cmds]

  Description:    Returns a value which indicates the received line
                  signal level

     Command                             Function

       %L0        Return received line signal level in dB

       %L1        Return data pumps line status report

                          SECOND DIRECTORY NUMBER

  Type:              Configuration

  Format:            AT [cmds] !N2=n [cmds]

  Description:       Second directory number (n= string of up to 20
                     characters; 0-9, #, *, A-D)

                                SECOND SPID

  Type:          Configuration

  Format:        AT [cmds] !C6=n [cmds]

  Description:   SPID identifier (n= string of up to 20 characters)



                            Special AT Commands



                          B2-CHANNEL PROVISIONING

  Type:          Configuration

  Format:        AT [cmds] ~Mn [cmds]

  Description:   Controls the B2-channel provisioning

    Command                              Function

      ~M1         Enable DTE rate doubling

      ~M2         Disable DTE rate doubling

                               ISDN Commands

                        BOOT SEQUENCE FLASH UPGRADE

  Type:              Configuration

  Format:            AT [cmds] %FBOOT

  Description:       Start the flash upgrade sequence. Upgrade code,
                     including boot sequence





                          FIRST DIRECTORY NUMBER

  Type:              Configuration

  Format:            AT [cmds] !N1=n [cmds]

  Description:       First directory number (n= string of up to 20
                     characters; 0-9, #, *, A-D)

                                FIRST SPID

  Type:          Configuration

  Format:        AT [cmds] !C2=n [cmds]

  Description:   SPID identifier. (n= string of up to 20 characters)

                               FLASH UPGRADE

  Type:            Configuration

  Format:          AT [cmds] %FAPPS

  Description:     Start the flash upgrade sequence. Upgrade code, except
                   boot sector

                              IGNORE KEYBOARD

  Type:          Immediate

  Format:        AT [cmds] %Q [cmds]

  Description:   Ignore keyboard abort on answer

    Command                              Function

      %Q0        Disabled

      %Q1        Enabled

                              MODEM-OVER-ISDN

  Type:          Configuration

  Format:        AT [cmds] %On [cmds]

  Description:   Controls modem-over-ISDN

    Command                              Function

      %O0        ISDN data

      %O1

