
CREATIX POLYMEDIA

CIRRUS LOGIC 14.4/VOICE (REV.1)

Card Type                    Modem (asynchronous)
Chip Set                     Cirrus Logic
I/O Options                  Voice
Maximum Data Rate            14.4Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     8-bit ISA
Fax Class                    Class I
Data Modulation Protocol     Bell 103A/212A

                             ITU-T V.21, V.22, V.22bis, V.32, V.32bis
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 in                         CN1       Line out                CN2

                     SERIAL PORT ADDRESS

       Setting              JP8/1                JP8/2

     COM1 (3F8h)       Pins 1 & 2 closed   Pins 1 & 2 closed

     COM2 (2F8h)       Pins 2 & 3 closed   Pins 1 & 2 closed

     COM3 (3E8h)       Pins 1 & 2 closed   Pins 2 & 3 closed

     COM4 (2E8h)       Pins 2 & 3 closed   Pins 2 & 3 closed

                      INTERRUPT

  Setting    JP8/3      JP8/4      JP8/5      JP8/6

     2       Closed      Open      Open       Open

     3        Open      Closed     Open       Open

     4        Open       Open     Closed      Open

     5        Open       Open      Open      Closed

                         Proprietary AT Command Set

                           ACCEPT RELIABLE MODE

  Type:           Immediate

  Format:         AT [cmds] \U [cmds]

  Description:    Accepts remote modems request for a reliable mode
                  connection

                        AUTO FALL FORWARD/FALLBACK

  Type:          Configuration

  Format:        AT [cmds] %Gn [cmds]

  Description:   Selects auto fall forward/fallback

    Command                              Function

      %G1        Auto fall forward/fallback disabled

      %G0        Auto fall forward/fallback enabled

                     AUTO-RELIABLE FALLBACK CHARACTER

  Type:                  Configuration

  Format:                AT [cmds] %An [cmds]

  Default:               Unidentified

  Range:                 0-127

  Unit:                  ASCII

  Description:           Sets the character used as the auto-reliable
                         fallback character. %A0 will disable this
                         function.

                  AUTO-RELIABLE TIME BUFFER CONFIGURATION

  Type:                  Configuration

  Format:                AT [cmds] \Cn [cmds]

  Description:           Controls the handling of incoming data during
                         auto-reliable time period

        Command                              Function

          \C0            Data is discarded

          \C1            Data is buffered

          \C2            Data is discarded, modem returns to normal mode
                         on receiving auto-reliable fallback character.

                               AUTO-RETRAIN

  Type:          Configuration

  Format:        AT [cmds] %En [cmds]

  Description:   Selects auto-retrain mode

    Command                              Function

      %E0        Auto-retrain disabled

      %E1        Auto-retrain enabled

      BIT MAPPED REGISTERS

    Register        Default

      S14        Unidentified

      S16        Unidentified

      S21        Unidentified

      S22        Unidentified

      S23        Unidentified

      S27        Unidentified

                                BREAK SEND

  Type:          Configuration

  Format:        AT [cmds] \Bn [cmds]

  Default:       3

  Range:         0-9

  Unit:          .1 second

  Description:   Sends break to modem

                                BREAK TYPE

  Type:          Configuration

  Format:        AT [cmds] \Kn [cmds]

  Default:       5

  Range:         0-5

  Unit:          Unidentified

  Description:   Configures action of break signal

                               CALLING TONE

  Type:                  Configuration

  Format:                AT [cmds] -Cn [cmds]

  Description:           Controls whether the DTE will allow the modem to
                         send a 1300Hz calling tone when originating

        Command                              Function

          -C0            Disable calling tone

          -C1            Enable calling tone

                                COMPRESSION

  Type:          Configuration

  Format:        AT [cmds] %Cn [cmds]

  Description:   Selects MNP5 data compression

    Command                              Function

      %C0        Data compression disabled

      %C1        Data compression enabled

                               CONNECT MODE

  Type:          Configuration

  Format:        AT [cmds] \Nn [cmds]

  Description:   Sets connect mode

    Command                              Function

      \N0        Normal mode enabled

      \N1        Direct mode enabled

      \N2        MNP mode only enabled

      \N3        LAP-M/MNP/Normal automode enabled

      \N4        LAP-M mode only enabled

                           EXTENDED RESULT CODES

  Type:          Configuration

  Format:        AT [cmds] \Vn [cmds]

  Description:   Selects extended result codes

    Command                              Function

      \V0        Extended result codes disabled

      \V1        Reliable result codes enabled

      \V2        Error control and compression result codes enabled

                               FLOW CONTROL

  Type:          Configuration

  Format:        AT [cmds] \Gn [cmds]

  Description:   Selects modem port flow control

    Command                              Function

      \G0        Flow control disabled

      \G1        Flow control enabled

                             FLOW CONTROL TYPE

  Type:          Configuration

  Format:        AT [cmds] \Qn [cmds]

  Description:   Sets type of flow control used by modem

    Command                              Function

      \Q0        Flow control disabled

      \Q1        XON/XOFF flow control enabled

      \Q2        CTS flow control to DTE enabled

      \Q3        RTS/CTS flow control enabled

                             INACTIVITY TIMER

  Type:                  Configuration

  Format:                AT [cmds] \Tn [cmds]

  Default:               0

  Range:                 0-90

  Unit:                  1 minutes

  Description:           Sets the length of time that the modem does not
                         receive information before it disconnects

                             INACTIVITY TIMER

  Type:                  Register

  Format:                AT [cmds] S90=n [cmds]

  Default:               0

  Range:                 0-255

  Unit:                  1 second

  Description:           Sets the length of time that the modem does not
                         receive information before it disconnects. S90=0
                         will disable.

                          INITIATE RELIABLE MODE

  Type:            Immediate

  Format:          AT [cmds] \O [cmds]

  Description:     During normal mode the modem initiates a reliable mode
                   connection

                             LOCK SERIAL PORT

  Type:          Configuration

  Format:        AT [cmds] \Jn [cmds]

  Description:   Sets operation of serial port speed

    Command                              Function

      \J0        Serial speed locked

      \J1        Serial speed follows connect speed

                    MAXIMUM BLOCK SIZE FOR TRANSMISSION

  Type:          Configuration

  Format:        AT [cmds] \An [cmds]

  Description:   Sets the maximum transmittable block size

    Command                              Function

      \A0        MNP block size is 64 characters

      \A1        MNP block size is 128 characters

      \A2        MNP block size is 192 characters

      \A3        MNP block size is 256 characters

                           RETURN TO NORMAL MODE

  Type:           Immediate

  Format:         AT [cmds] \Z [cmds]

  Description:    End reliable mode connection the modem switches to
                  normal mode

                          SWITCH TO RELIABLE MODE

  Type:             Immediate

  Format:           AT [cmds] \Y [cmds]

  Description:      During normal mode the modem switches to a reliable
                    mode connection

                           V.42 DETECTION PHASE

  Type:          Configuration

  Format:        AT [cmds] -Jn [cmds]

  Description:   Controls V.42 detection

    Command                              Function

      -J0        V.42 detection disabled

      -J1        V.42 detection enabled

                        V.42bis COMPRESSION CONTROL

  Type:          Configuration

  Format:        AT [cmds] "Hn [cmds]

  Description:   Controls V.42bis data compression

    Command                              Function

      "H0        V.42bis disabled

      "H1        V.42bis when transmitting enabled

      "H2        V.42bis when receiving enabled

      "H3        V.42bis when transmitting/receiving enabled

                       V.42bis MAXIMUM STRING LENGTH

  Type:          Immediate

  Format:        AT [cmds] "Closed [cmds]

  Default:       16

  Range:         6-250

  Unit:          1 Character

  Description:   Selects string size for V.42bis compression

                           XON/XOFF PASS-THROUGH

  Type:          Configuration

  Format:        AT [cmds] \Xn [cmds]

  Description:   Selects whether XON/XOFF signals are sent to remote
                 modem

    Command                              Function

      \X0        XON/XOFF signals trapped by local modem

      \X1        XON/XOFF passed through local modem

