
PROMETHEUS PRODUCTS, INC.

MAC CYBERPORT PRO 144EV (M144EV)

MAC CYBERPHONE 144EV (M144EV)

MAC CYBERPHONE 144EVSP (M144EVSP)

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

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

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                                CONNECTIONS

        Function           Label             Function              Label

  Line out                      CN1      RS-232/422                 CN5

  Line in                       CN2      DC power                   CN6

  Microphone in                 CN3      Power switch               SW1

  Speaker out                   CN4

                             DIAGNOSTIC LED(S)

   LED       Color      Status                   Condition

    AA        Red         On                Auto-answer enabled

    AA        Red         Off               Auto-answer disabled

    AA        Red       Blinking              Phone is ringing

    CD        Red         On              Carrier signal detected

    CD        Red         Off           Carrier signal not detected

    OH        Red         On                 Modem is off-hook

    OH        Red         Off                 Modem is on-hook

    IO        Red         On         Modem is transmitting or receiving
                                                    data

    IO        Red         Off      Modem is not transmitting or receiving
                                                    data

    MR        Red         On                    Power is on

    MR        Red         Off                   Power is off

                         Proprietary AT Command Set

                  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:   Controls auto-retrain mode

    Command                              Function

      %E0        Auto-retrain disabled

      %E1        Auto-retrain enabled

                                BREAK TYPE

  Type:           Configuration

  Format:         AT [cmds] \Kn [cmds]

  Description:    Configures action of break signal

    Command                           Break from DTE

      \K0        Online command mode enabled, send no break to remote
                 modem

      \K1        Break sent to remote modem and buffered cleared

      \K2        Online command mode enabled, send no break to remote
                 modem

      \K3        Send break to remote modem immediately

      \K4        Online command mode enabled, send no break to remote
                 modem

      \K5        Send break with transmitted data

                                COMPRESSION

  Type:          Configuration

  Format:        AT [cmds] %Cn [cmds]

  Description:   Selects data compression

    Command                              Function

      %C0        Data compression disabled

      %C1        MNP5 enabled

                               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        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

                              DICTIONARY SIZE

  Type:          Configuration

  Format:        AT [cmds] %Dn [cmds]

  Description:   Select dictionary size

    Command                              Function

      %D0        Select 1/2K dictionary

      %D1        Select 1K dictionary

      %D2        Select 2K dictionary

                      ERROR CONTROL BUFFER - MAXIMUM

  Type:          Register

  Format:        AT [cmds] S50=n [cmds]

  Default:       200

  Range:         0-255

  Unit:          Unidentified

  Description:   Controls the maximum size of the error control buffer

                      ERROR CONTROL BUFFER - MINIMUM

  Type:          Register

  Format:        AT [cmds] S49=n [cmds]

  Default:       10

  Range:         0-255

  Unit:          Unidentified

  Description:   Controls the minimum size of the error control buffer

                               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 - HARDWARE

  Type:                 Configuration

  Format:               AT [cmds] \Ln [cmds]

  Description:          Selects the transfer mode for MNP link

       Command                              Function

         \L0            Hardware flow control enabled (used for Mac with
                        standard Mac modem cable)

         \L1            Hardware flow control disabled (used for PC or
                        Mac with hardware flow-control cable)

                             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 and
                     bi-directional RTS/CTS enabled

        \Q2          CTS flow control by DCE enabled

        \Q3          Bi-directional RTS/CTS flow control enabled

        \Q4          Unidirectional XON/XOFF flow control by DCE enabled

                             MNP RESULT CODES

  Type:          Configuration

  Format:        AT [cmds] \Vn [cmds]

  Description:   Selects MNP result codes

    Command                              Function

      \V0        MNP result codes disabled

      \V1        MNP result codes enabled

                             INACTIVITY TIMER

  Type:                  Configuration

  Format:                AT [cmds] \Tn [cmds]

  Default:               0

  Range:                 0-90

  Unit:                  1 minute

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

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Description:   Displays information requested

    Command                              Function

       I0        Reports 3 digit product code

       I1        Reports ROM checksum

       I2        Reports OK

       I3        Reports firmware version

       I4        Reports configuration settings

                           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

