
ACEEX CORPORATION

ISDN-TA/MLP

Card Type                        ISDN TA
Chip Set                         Unidentified
I/O Options                      AC power, power switch, 26-pin serial
                                 port, ISDN S/T interface (RJ-45)

                                 analog telephone port (RJ-11),
ISDN Data Rate                   128Kbps
ISDN Modulation Protocol         V.110, V.120, X.75, HDLC, PPP, MLPPP
Error Correction/Compression     MNP5, V.42bis
Data Bus                         External

[Image]

                                             CONNECTIONS

                  Function                     Label                 Function                 Label

  Analog telephone interface (RJ-11             CN1     AC power                               CN4
  connector)

  ISDN S/T interface (RJ-45 connector)          CN2     Power switch                           SW1

  25-pin serial port                            CN3

  Note: RJ-11 modular cable splits the analog telephone interface (CN1) into two ports.

                             DIAGNOSTIC LED(S)

   LED        Color         Status                 Condition

   PR      Unidentified       On                  Power is on

   PR      Unidentified      Off                  Power is off

   SD      Unidentified       On          TA is transmitting data to a
                                                remote computer

   SD      Unidentified      Off        TA is not transmitting data to a
                                                remote computer

   RD      Unidentified       On        TA is receiving data from remote
                                                    computer

   RD      Unidentified      Off         TA is not receiving data from a
                                                remote computer

   AA      Unidentified       On              Auto answer enabled

   AA      Unidentified    Blinking             Phone is ringing

   AA      Unidentified      Off              Auto answer disabled

   A1      Unidentified       On           Telephone port 1 is active

   A1      Unidentified    Blinking     Call is in progress on telephone
                                                     port 1

   A1      Unidentified      Off            Telephone port 1 is idle

   A2      Unidentified       On           Telephone port 2 is active

   A2      Unidentified    Blinking     Call is in progress on telephone
                                                     port 2

   A2      Unidentified      Off            Telephone port 2 is idle

   LNK     Unidentified       On          ISDN S/T interface is active

   LNK     Unidentified      Off           ISDN S/T interface is idle

   128     Unidentified       On                 MLPPP enabled

   128     Unidentified      Off                 MLPPP disabled

                   SUPPORTED COMMAND SET

                     Basic AT Commands

  AT, A/

  A, E, Q, V

  &C, &F, &R, &V, &Z

                        S Registers

  S0, S2, S3, S4, S5, S12, S25, S26, S32, S33



  Note: See MHI Help File for full command documentation.

                         Proprietary AT Command Set

                             CHAP NEGOTIATION

  Type:          Configuration

  Format:        AT [cmds] &Pn [cmds]

  Description:   Enables/disables CHAP negotiation

    Command                              Function

      &P0        CHAP negotiation enabled

      &P1        CHAP negotiation disabled

                            COMMUNICATIONS MODE

  Type:            Configuration

  Format:          AT [cmds] &Mn [cmds]

  Description:     Selects communications mode

     Command                                Mode

       &M0         Asynchronous mode

       &M1         Synchronous connect mode and asynchronous off-line
                   command mode.

       &M2         Synchronous connect mode

                           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 connected

                                     DATA TERMINAL READY (DTR)

  Type:              Configuration

  Format:            AT [cmds] &Dn [cmds]

  Description:       Selects modem response to DTR

      Command                                            Mode

        &D2           Abort connection on low DTR after time specified by register S25

                                   DIAL

  Type:             Immediate

  Format:           AT [cmds] D<#> [cmds]

  Description:      Dials telephone number according to any modifiers
                    included in the string

      Command                             Function

        DT          Dials telephone number (same as ATD)

        DP          Dials telephone number (same as ATD)

        DS          Dial stored telephone number

                               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

      &K6        RTS/CTS & XON/XOFF flow control enabled

                               HOOK CONTROL

  Type:          Immediate

  Format:        AT [cmds] Hn [cmds]

  Description:   Selects whether the modem is on-hook or off-hook

    Command                              Function

       H0        Modem commanded to go on-hook (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         On-line command mode with no retraining enabled

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Description:   Displays information requested

    Command                              Function

       I0        Reports product identification

       I1        Reports ROM checksum

       I3        Reports model function

       I6        Reports product name

                     SELECT CALL PROGRESS RESULT CODES

  Type:               Configuration

  Format:             AT [cmds] Xn [cmds]

  Description:        Enables selection of tone detection and associated
                      result code format options

      Command                              Function

         X0           Base result codes only

         X1           Extended result codes enabled

         X2           Extended ISDN result codes enabled

                                SOFT RESET

  Type:           Immediate

  Format:         AT [cmds] Zn [cmds]

  Description:    Resets the active configuration to the stored
                  configuration

                           STORE ACTIVE PROFILE

  Type:            Configuration

  Format:          AT [cmds] &Wn [cmds]

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

                             V.110 LINE SPEED

  Type:            Configuration

  Format:          AT [cmds] Fn [cmds]

  Description:     Sets the maximum allowable data exchange rate for
                   V.110 modulation

     Command                              Function

        F0         V.110 network baud rate follows DCE to a maximum of
                   38.4bps

        F1         300bps

        F2         1200bps

        F3         2400bps

        F4         4800bps

        F5         9600bps

        F6         19.2Kbps

        F7         38.4Kpbs

                              Special Commands

                          ISDN PROTOCOL SELECTION

  Type:          Configuration

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

  Description:   Sets the B-channel protocol

    Command                              Function

      !Z=5        V.120 mode enabled

      !Z=6        V.110 mode enabled

      !Z=9        PPP/MLPPP mode enabled

                              UART LINE SPEED

  Type:           Configuration

  Format:         AT [cmds] *Nn [cmds]

  Description:    Sets the fixed maximum allowable data exchange rate for
                  UART

    Command                              Function

      *NA         Autobaud enabled

      *N0         300bps

      *N1         1200bps

      *N2         2400bps

      *N3         4800bps

      *N4         9600bps

      *N5         19.2Kbps

      *N6         38.4Kpbs

      *N7         57.6Kbps

      *N8         76.8Kbps

      *N9         115.2Kbps

      *N10        7200bps

      *N11        14.4Kbps

      *N12        28.8Kbps

      *N13        38.4Kbps

      *N14        153.6Kbps

                            S(status) REGISTERS

                          BIT-MAPPED REGISTER S14

  Format:               AT [cmds] S14=n [cmds]

  Range:                0-174

  Unit:                 Bit-mapped

  Description:          Controls extended baud rates, echo, result codes
                        and display, dial mode, and answer/originate
                        mode.

   Bit        Value                         Function

    0                0  38.4Kbps extended baud rate enabled

                    1   19.2Kbps extended baud rate enabled

    1                0  Command echo disabled

                    1   Command echo enabled

    2                0  Result codes enabled

                    1   Result codes disabled

    3                0  Display result codes in numeric format

                    1   Display result codes in verbose format

    4                0  Abort code on

                    1   Abort code off

    5               0   Not used

    6               0   Not used

    7             0 1   Answer mode enabled

                        Originate mode enabled

                          BIT-MAPPED REGISTER S21

  Format                 AT [cmds] S21=n [cmds]

  Range:                 0-253

  Unit:                  Bit-mapped

  Description:           Selects jack type, CTS/DCD/DSR signals, low DTR
                         action, and the long space disconnect function.

    Bit       Value                          Function

     0              0    Not used

     1              0    Not used

     2               0   CTS forced high

                    1    CTS follows RTS

   4, 3             00   DTR signal ignored

                    01   Not used

                   10    Modem disconnects on low DTR; Auto-Answer is
                         disabled.

     5               0   DCD forced high

                    1    DCD normal

     6               0   DSR forced high

                    1    DSR normal

     7              0    Not used

                          BIT-MAPPED REGISTER S23

  Format           AT [cmds] S23=n [cmds]

  Range:           0-189

  Unit:            Bit-mapped

  Description:     Controls rate and parity

   Bit    Value                           Function

    0         0    Not used

  3 - 1      000   Sets serial port speed to 0-300bps

             001   Extended baud rate sets enabled

             010   Sets serial port speed to 1200bps

             011   Sets serial port speed to 2400bps

             100   Sets serial port speed to 4800bps

             101   Sets serial port speed to 9600bps

             110   Sets serial port speed to 19.2Kbps

            111    Sets serial port speed to 38.4Kbps

  5, 4        00   Parity even

              01   Space Parity

              10   Parity odd

             11    Mark or No Parity

  7, 6        00   Extended baud rate set to 57.6Kbps

              01   Extended baud rate set to 78.4Kbps

              10   Extended baud rate set to 115.2Kbps

             11    Register S24 enabled for rate selection

                          BIT-MAPPED REGISTER S24

  Format           AT [cmds] S24=n [cmds]

  Range:           0-189

  Unit:            Bit-mapped

  Description:     Sets extra baud rates

   Bit    Value                           Function

  3 - 0      000   7200bps

             001   14.4Kbps

             010   28.8Kbps

             011   153.6Kbps

             100   230.4Kbps

             101   460.8Kbps

            110    921.6Kbps

  6 - 4       0    Not used

    7          0   Autobaud disabled

              1    Autobaud enabled

                          BIT-MAPPED REGISTER S27

  Format              AT [cmds] S27=n [cmds]

  Range:              0-111

  Unit:               Bit-mapped

  Description:        Selects synchronous/asynchronous mode, line type,
                      clock source, and ITU-T/Bell modes.

   Bit      Value                          Function

  1, 0            00  Asynchronous mode

                  01  Synchronous connect mode and asynchronous off-line
                      command mode
                  10
                      Synchronous connect mode
                 11
                      Synchronous connect mode

    2              0  TA supports one number

                  1   TA supports multiple numbers

    3             0   Not Used

  5, 4            00  Local modem generates transmit clock source

                 01   Remote DCE/DTE generates transmit clock source

  6, 7            0   Not Used

                          BIT-MAPPED REGISTER S37

  Type:             Register

  Format            AT [cmds] S37=n [cmds]

  Unit:             Bit-mapped

  Description:      Sets the maximum allowable data exchange rate for
                    V.110 modulation

   Bit     Value                          Function

  3 - 0      0000   V.110 network baud rate follows DCE to maximum

             0001   300bps

             0010   1200bps

             0011   2400bps

             0100   4800bps

             0101   9600bps

             0110   19.2Kbps

            0111    38.4Kpbs

  7 - 4        0    Not Used

                               FLOW CONTROL

  Type:          Register

  Format         AT [cmds] S39=n [cmds]

  Description:   Displays the current flow control

     Value                               Meaning

       0         Flow control disabled

       3         RTS/CTS flow control enabled

       4         XON/XOFF flow control enabled

       5         Transparent XON/XOFF flow control enabled

       6         RTS/CTS & XON/XOFF flow control enabled

                            NO CARRIER TIME-OUT

  Type:                  Register

  Format                 AT [cmds] S40=n [cmds]

  Default:               5

  Range:                 1-60

  Unit:                  1 second

  Description:           Maximum wait time the modem uses after dialing
                         to detect a carrier signal from the remote modem
                         for both originating and answering calls.

                               RESULT CODES

  Type:          Register

  Format:        AT [cmds] S22=n [cmds]

  Range:         0-255

  Unit:          ASCII

  Description:   Provides a "bit-map" of options for result code usage

    Command                              Function

     S22=0       Base result codes only

     S22=64      Extended result codes enabled

    S22=112      Extended ISDN result codes enabled

                            RING COUNT TIME OUT

  Type:               Register

  Format              AT [cmds] S54=n [cmds]

  Range:              0-255

  Unit:               1 ring

  Description:        Sets the number of rings allowed before disconnect
                      if auto answer is disabled.

