
DIAMOND MULTIMEDIA SYSTEMS, INC.

SUPRAEXPRESS 288I SP

Card Type                    Modem, Fax
Chip Set                     Unidentified
I/O Options                  Speaker out, microphone, RJ-11 (2)
Maximum Modem Rate           28.8Kbps
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, V.34, V.Fast
Fax Modulation Protocol      ITU-T V.17, V.27ter, V.29, Unidentified
Error Correction/Compression MNP10,MNP5, V.42, V.42bis, Unidentified
Fax Class                    Class I
Data Bus                     16-bit ISA
Card Size                    Half-length, half-height card

[Image]

                                CONNECTIONS

        Function           Label             Function              Label

  Line in                       CN1      Speaker out                CN3

  Line out                      CN2      Microphone                 CN4

                         SUPPORTED COMMAND SET

                           Basic AT Commands

  AT, +++, A/

  A, B, D, E, H, M, O, Q, V, W, X,

  &C, &V

                          Extended AT Commands

  %C, %G

                              S Registers

  S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S25, S36, S38

                            Special Commands

  +MS

  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

                            COMMUNICATIONS MODE

  Type:           Configuration

  Format:         AT [cmds] &Qn [cmds]

  Description:    Selects communications mode options

    Command                                Mode

      &Q0         Asynchronous mode, serial port speed follows connect
                  speed.

      &Q5         Error correction mode

                         DATA TERMINAL READY (DTR)

  Type:                  Configuration

  Format:                AT [cmds] &Dn [cmds]

  Description:           Selects modem response to DTR

        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

                          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          Direct mode, no flow control

       &F2          Reliable mode, flow control enabled











                               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

      &K5        Transparent XON/XOFF flow control enabled

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Description:   Displays information requested

    Command                              Function

       I0        Reports product code ID

       I1        Reports ROM checksum

       I2        Tests and reports ROM checksum

       I3        Reports ROM code revision number

       I4        Reports supported protocols in encrypted format

       I5        Reports firmware copyright information

       I7        Reports data pump model

      I10        Reports optional features supported by the modem

                              SPEAKER VOLUME

  Type:          Configuration

  Format:        AT [cmds] Ln [cmds]

  Description:   Controls speaker volume

    Command                              Function

       L0        Low volume setting

       L2        Medium volume setting

       L3        Highest volume setting

                            Extended AT Commands

                               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



                             REQUEST A RETRAIN

  Type:          Configuration

  Format:        AT [cmds] %En [cmds]

  Description:   Controls the retrain request

    Command                              Function

      %E0        Do not request a retrain

      %E1        Request a retrain

                            S(status) -REGISTERS

                         CONNECTION FAILURE CODES

  Type:               Register

  Format              AT [cmds] S86? [cmds]

  Description:        Reports codes which correspond to the possible
                      causes of a connection failure

       Value                                Meaning

         0            Normal hang up

         4            Carrier signal lost

         5            No error-control detected for remote modem during
                      feature negotiation

         9            No common protocol found

         12           No failure - remote modem disconnected normally

         13           Remote modem failed to respond after 10
                      re-transmissions same message

         14           Violation of negotiated protocol caused failure

                              DCE LINE SPEED

  Type:                Register

  Format               AT [cmds] S37=n [cmds]

  Description:         Sets the maximum allowable data exchange rate
                       attempted during handshake process.

       Command                              Function

        S37=0          Speed of last connection

        S37=1          300bps

        S37=5          1200bps

        S37=6          2400bps

        S37=8          4800bps

        S37=9          9600bps

       S37=10          12000bps

       S37=11          14400bps

       S37=12          7200bps



















                       ERROR CORRECTION/COMPRESSION

  Type:           Register

  Format:         AT [cmds] S46=n [cmds]

  Default:        136, 138

  Range:          138

  Description:    Selects active error correction and compression
                  protocols

    Command                              Function

    S46=136       Active error correction and compression protocols
                  disabled

    S46=138       Active error correction and compression protocols
                  enabled

                           EXTENDED RESULT CODES

  Type:                  Register

  Format                 AT [cmds] S95=n [cmds]

  Range:                 0-255

  Unit:                  Bit-mapped

  Description:           Works in combination with the Wn command to
                         enable extended result codes. Features enabled
                         by S95 take precedence over the options selected
                         by Wn.

    Bit       Value                          Function

     0                0  CONNECT result code reports DTE speed.

                     1   CONNECT result code reports line speed instead
                         DTE speed.

     1                0  Verbose CONNECT result codes display DTE or line
                         speed only.
                     1
                         Adds "/ARQ" to all verbose CONNECT result codes
                         except "NONE."

     2                0  CARRIER result codes disabled.

                     1   CARRIER result codes enabled.

   3 - 4             0   Reserved

     5                0  COMPRESSION result codes disabled.

                     1   COMPRESSION result codes enabled.

                        FEATURE NEGOTIATION OPTIONS

  Type:           Register

  Format:         AT [cmds] S48=n [cmds]

  Description:    Selects active error correction and compression
                  protocols

    Command                              Function

     S48=0        Detection negotiation disabled, XID negotiation
                  disabled

     S48=7        Detection negotiation and XID negotiation enabled

    S48=128       Fall-back to options set in S36

