
PROMETHEUS PRODUCTS, INC.

CYBERPORT PRO PC288IV, CYBERPHONE PC288IVSP

Card Type                    Fax, Modem (asynchronous/synchronous)
Chip Set                     Unidentified
I/O Options                  Speakerphone, Voice-mail
Maximum Data Rate            28.8Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     16-bit ISA
Fax Class                    Class II
Data Modulation Protocol     Bell 103/212A

                             ITU-T V.21, V.22, V.22bis, V.23, V.32,
                             V.32bis, V.34
Fax Modulation Protocol      ITU-T V.17, V.21CH2, V.27ter, V.29, V.33
Error Correction/Compression MNP5, V.42, V.42bis

[Image]

                                CONNECTIONS

        Function           Label             Function              Label

  Line out                      CN1      Microphone                 CN4

  Line in                       CN2      Sound card connector       CN5

  Speaker                       CN3

                         Proprietary AT Command Set

                   ASYNCHRONOUS PROTOCOL (CONNCET MODE)

  Type:          Configuration

  Format:        AT [cmds] \Nn [cmds]

  Description:   Selects asynchronous protocol (connect mode)

    Command                              Function

      \N0        Normal mode enabled

      \N1        Direct mode enabled (V.14 asynchronous)

      \N2        MNP reliable mode enabled

      \N3        Auto-reliable mode enabled

      \N4        V.42 reliable mode enabled

      \N5        V.42 auto-reliable mode enabled

      \N6        Reliable mode enabled (V.13/simulated carrier control)

                        AUTO-FALLBACK/FALL-FORWARD

  Type:          Configuration

  Format:        AT [cmds] &An [cmds]

  Description:   Controls auto-fallback/fall-forward

    Command                              Function

      &A0        Auto-fallback/fall-forward disabled

      &A1        Auto-fallback/fall-forward 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

  Note:            AT%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            Time-out and fallback, speed buffer, no data
                        buffer

         \C1            Time-out and fallback, speed buffer, buffer
                        receive data

         \C2            Auto-reliable, fallback with fallback character
                        speed buffer, no receive data buffer

         \C3            Time-out and fallback, V.14, buffer receive data

         \C4            Time-out or fallback with fallback character,
                        V.14, no data buffer

                              BREAK HANDLING

  Type:           Configuration

  Format:         AT [cmds] \Kn [cmds]

  Description:    Controls action of break character

    Command                              Function

      \K0         Send break to remote modem immediately and buffered
                  cleared

      \K1         Send break to remote modem immediately and buffers
                  saved

      \K2         Timed break and buffers saved

      \K3         Break ignored

      \K4         Timed break until no break character and buffers saved

      \K5         Timed break until no break character and buffers saved

                                 BUSY-OUT

  Type:              Configuration

  Format:            AT [cmds] %Bn [cmds]

  Description:       Controls busy-out options

      Command                              Function

        %B0          Disable busy-out

        %B1          Enable busy-out on loss of DTR

        %B2          Enable busy-out in local analog loopback test

        %B3          Enable busy-out in local analog loopback test, or on
                     loss of RTS or DTR

        %B4          Enable busy-out on loss of RTS

                           CALL PROGRESS MONITOR

  Type:          Configuration

  Format:        AT [cmds] %Rn [cmds]

  Description:   Sets the call progress monitor message speed

    Command                              Function

      %R0         Autobaud

      %R1         Send at last connect speed

      %R2         Send at 300bps

      %R3         Send at 1200bps

      %R4         Send at 2400bps

      %R5         Send at 4800bps

      %R6         Send at 7200bps

      %R7         Send at 9600bps

      %R8         Send at 12Kbps

      %R9         Send at 14.4Kbps

      %R10        Send at 16.8Kbps

      %R11        Send at 19.2Kbps

      %R12        Send at 21.6Kbps

      %R13        Send at 24Kbps

      %R14        Send at 26.4Kbps

      %R15        Send at 28.8Kbps

      %R16        Send at 38.4Kbps

      %R17        Send at 57.6Kbps

      %R18        Send at 76.8Kbps

      %R19        Send at 115.2Kbps

      %R20        Send at 128Kbps

                              CHARACTER ABORT

  Type:          Configuration

  Format:        AT [cmds] %Kn [cmds]

  Description:   Controls character abort

    Command                              Function

      %K0        Character abort enabled (2 second delay)

      %K1        Character abort disabled

                             CHARACTER LENGTH

  Type:          Configuration

  Format:        AT [cmds] \Bn [cmds]

  Description:   Controls character length: data bits, parity, stop bits.

    Command                              Function

      \B0         6 data bits, no parity, 1 stop bit

      \B1         7 data bits, no parity, 1 stop bit

      \B2         7 data bits, \P sets parity, 1 stop bit

      \B3         8 data bits, no parity, 1 stop bit

      \B4         7 data bits, \P sets parity, 2 stop bits

      \B5         8 data bits, \P sets parity, 1 stop bit

                                COMPRESSION

  Type:          Configuration

  Format:        AT [cmds] %Cn [cmds]

  Description:   Selects data compression

    Command                              Function

      %C0        Data compression disabled

      %C1        Enabled in both transmit and receive paths

      %C2        Enabled in transmit path only in V.42bis

      %C3        Enabled in receive path only in V.42bis

                            COMMUNICATIONS MODE

  Type:          Configuration

  Format:        AT [cmds] &Mn [cmds]

  Description:   Selects communications mode

    Command                                Mode

      &M0        Asynchronous mode

      &M1        Synchronous mode with DTR to data delay (S25 register)

                           CONNECT MESSAGE TYPE

  Type:            Configuration

  Format:          AT [cmds] \Vn [cmds]

  Description:     Selects connect message

     Command                              Function

       \V0         Extended result codes disabled, standard connect
                   message displayed

       \V1         Extended result codes enabled, MNP class and DTE speed
                   displayed

       \V2         Extended result codes enabled, /REL and DCE speed
                   displayed

       \V3         Extended result codes enabled, connection speed is DTE
                   speed

                         DATA CARRIER DETECT (DCD)

  Type:          Configuration

  Format:        AT [cmds] &Cn [cmds]

  Description:   Controls DCD signal

    Command                              Function

      &C0        DCD forced high

      &C1        DCD forced high after CD signal detected

      &C2        DCD forced high, toggle DCD on disconnect

                           DATA SET READY (DSR)

  Type:          Configuration

  Format:        AT [cmds] &Sn [cmds]

  Description:   Selects DSR options

    Command                              Function

      &S0        DSR forced high, toggle DSR on disconnect

      &S1        DSR high only while modem is handshaking or connected

      &S2        DSR high only while modem is connected

      &S3        DSR forced high

                         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, DTR forced high

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

      &D2         Modem goes on-hook after DTR goes off

      &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.

        Modifier                             Function

           Ln            Link to cell n if modem cannot connect

           P             Pulse dialing enabled

           R             Answer mode enabled, originate mode disabled
                         following handshake initiation

           Sn            Dial stored telephone number n

           T             Tone dialing enabled

           W             Dialing resumed following dial tone detection
                         after amount of time specified in S6 register

         ! or &          Modem commanded to go off-hook for .5 second
                         before returning on-hook

         , or <          Dialing paused for amount of time specified in
                         S8 register

           :n            Re-dial n times until connected

           ;             Modem returned to command state after dialing

           @             Wait for quiet answer for amount of time
                         specified in S7 register

                             DIAL-UP HANDSHAKE

  Type:          Configuration

  Format:        AT [cmds] &Hn [cmds]

  Description:   Select the handshake mode

    Command                              Function

      &H0         Set to GDC fast auto (28.8K - 300bps)

      &H1         Set to GDC fast only (28.8K - 9600bps)

      &H2         Set to V.32bis auto (14.4K - 300bps)

      &H3         Set to V.32bis only (14.4K - 4800bps)

      &H4         Set to V.32 auto (9600 - 300bps)

      &H5         Set to V.32 only (9600 - 4800bps)

      &H6         Set to V.22bis only (2400 - 1200bps)

      &H7         Set to V.22 only (1200bps)

      &H8         Set to Bell 212A only (1200bps)

      &H9         Set to Bell 103 only (300bps)

      &H10        Set to V.21 only (300bps)

                          DISPLAY STORED NUMBERS

  Type:          Immediate

  Format:        AT [cmds] &V [cmds]

  Description:   Displays all stored phone numbers in sequence (0-3)

                                    DSR

  Type:          Configuration

  Format:        AT [cmds] %Sn [cmds]

  Description:   Controls DSR signal

    Command                              Function

      &S0         DSR forced high, DSR forced low on disconnect

      &S1         DSR normal

      &S2         DSR follows CD

      &S3         DSR forced high

                              DSR - TEST MODE

  Type:          Configuration

  Format:        AT [cmds] %Dn [cmds]

  Description:   Controls DSR signal during test modes

    Command                              Function

      %D0         DSR forced high during local analog loopback test

      %D1         DSR forced low during this test

                      DTE INTERFACE CONTROLLED TESTS

  Type:            Configuration

  Format:          AT [cmds] %En [cmds]

  Description:     Controls test modes using DTE interface pins

     Command                              Function

       %E0         Disable tests using DTE interface pins

       %E1         Enable tests using DTE interface pins (V.24 circuit
                   140 and 141)

                                 DTE SPEED

  Type:          Configuration

  Format:        AT [cmds] \Tn [cmds]

  Description:   Sets DTE speed

    Command                              Function

      \T0         Autobaud, AT%R sets call progress monitor message speed

      \T1         Set to last AT speed

      \T2         Set to 300bps

      \T3         Set to 1200bps

      \T4         Set to 2400bps

      \T5         Set to 4800bps

      \T6         Set to 7200bps

      \T7         Set to 9600bps

      \T8         Set to 12Kbps

      \T9         Set to 14.4Kbps

      \T10        Set to 16.8Kbps

      \T11        Set to 19.2Kbps

      \T12        Set to 21.6Kbps

      \T13        Set to 24Kbps

      \T14        Set to 26.4Kbps

      \T15        Set to 28.8Kbps

      \T16        Set to 38.4Kbps

      \T17        Set to 57.6Kbps

      \T18        Set to 76.8Kbps

      \T19        Set to 115.2Kbps

      \T20        Set to 128Kbps

                                DTR DIALING

  Type:          Configuration

  Format:        AT [cmds] %Zn [cmds]

  Description:   Controls DTR dialing

    Command                              Function

      %Z0         Ignore

     %Z1=n        Dial cell n

      %Z2         Go off-hook, try to handshake

                          FACTORY DEFAULT PROFILE

  Type:             Configuration

  Format:           AT [cmds] &Fn [cmds]

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

      Command                             Function

        &F0         Dial-up, asynchronous, V.42, and V.42bis modes
                    enabled

        &F1         Dial-up, synchronous modes enabled

                               FLOW CONTROL

  Type:           Configuration

  Format:         AT [cmds] \Gn [cmds]

  Description:    Selects modem port flow control

    Command                              Function

      \G0         Flow control disabled

      \G1         Enable XON/XOFF in both transmit and receive paths

      \G2         Enable in transmit path only

      \G3         Enable in both transmit and receive paths, with
                  pass-through

                             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        Bi-directional XON/XOFF flow control enabled

      \Q2        CTS flow control enabled

      \Q3        RTS/CTS flow control enabled

      \Q4        Unidirectional XON/XOFF flow control by DCE enabled

                            LINE SIGNAL QUALITY

  Type:           Configuration

  Format:         AT [cmds] %Q [cmds]

  Description:    Controls how the modem responds to poor signal quality

     Command                              Function

       %Q0         No retraining, disabled

       %Q1         Retrain up to 3 times, disconnect if quality is still
                   not good

       %Q2         Retrain until signal quality is good

                           OVERSPEED CORRECTION

  Type:           Configuration

  Format:         AT [cmds] \An [cmds]

  Description:    Controls overspeed correction

     Command                             Function

       \A0        Connect with 1.25% (nominal) asynchronous overspeed
                  correction

       \A1        Connect with 2.5% (extended) overspeed correction

                                  PARITY

  Type:          Configuration

  Format:        AT [cmds] \Pn [cmds]

  Description:   Selects the type of parity used

    Command                              Function

      \P0         Even parity

      \P1         Space parity

      \P2         Odd parity

      \P3         Mark parity

      \P4         Automatic (from last AT command)

                            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 firmware revision level

       I4        Reports a summary of all S-registers

                          RETRANSMISSION COUNTER

  Type:          Register

  Format:        AT [cmds] S70=n [cmds]

  Default:       100

  Range:         0-255

  Unit:          Unidentified

  Description:   Controls how many retransmissions are accounted for

                    SYNCHRONOUS PROTOCOL (CONNECT MODE)

  Type:           Configuration

  Format:         AT [cmds] \Mn [cmds]

  Description:    Selects synchronous protocol

    Command                              Function

      \M0         Normal synchronous mode enabled

      \M1         V.13 synchronous mode enabled (simulated controlled
                  carrier)

                                TEST MODES

  Type:          Immediate

  Format:        AT [cmds] &Tn

  Description:   Selects test options

    Command                              Function

      &T0        End current test

      &T1        Begin local analog loopback test

      &T3        Begin local digital loopback test

      &T4        Enable remote digital loopback test

      &T5        Disable remote digital loopback test

      &T6        Disable remote digital loopback test

      &T7        Enable remote digital loopback with self-test

      &T8        Enable local analog loopback and self-test

      &T9        Enable End-to-End self-test

                              TRELLIS CODING

  Type:          Configuration

  Format:        AT [cmds] &Un [cmds]

  Description:   Controls trellis coding

    Command                              Function

      &U0         Enabled trellis coding

      &U1         Disabled trellis coding

                    V.13 - SIMULATED CONTROLLED CARRIER

  Type:          Configuration

  Format:        AT [cmds] &En [cmds]

  Description:   Controls V.13 carrier in direction selected

    Command                              Function

      &E0         Enabled in both transmit and receive paths

      &E1         Enabled in transmit path only

      &E2         Enabled in receive path only

