MAXTECH CORPORATION

14400BPS TURBOMODEM INTERNAL

Card Type                    Modem (asynchronous)
Chip Set                     Unidentified
Maximum Data Rate            14.4Kbps
Data Bus                     8-bit ISA
Data Modulation Protocol     Bell 103/212A

                             ITU-T V.21, V.22, V.22bis, V.32, V.32bis
Error Correction/Compression MNP5, V.42, V.42bis

[Image]

                                CONNECTIONS

         Function            Label            Function             Label

  Line in                         CN1       Line out                CN2

            SERIAL PORT ADDRESS

    Setting        SW1/1          SW1/2

  COM1 (3F8h)        On            On

  COM2 (2F8h)       Off            On

  COM3 (3E8h)        On            Off

  COM4 (2E8h)       Off            Off

                      INTERRUPT

  Setting    SW1/3      SW1/4      SW1/5      SW1/6

     2         On        Off        Off        Off

     3        Off         On        Off        Off

     4        Off        Off        On         Off

     5        Off        Off        Off        On

                           SUPPORTED COMMAND SET

                             Basic AT Commands

  AT, ‘+++’, ‘Comma’, A/

  A, B, D, E, H, L, M, O, Q, S, V, X, Y, Z

  &C, &D, &G, &L, &M, &P, &R, &S, &T, &V, &W, &X, &Y, &Z

                           Extended AT Commands

  \A, \B, \C, \E, \G, \J, \K, \O, \Q, \U, \V, \X, \Y, \Z, %A, %C

                                S Registers

  S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18,
  S21, S22, S23, S25, S26, S27

  Note: See MHI Help file for full command documentation.

                         Proprietary AT Command Set

                          ANSWER/ORIGINATE TONES

  Type:          Configuration

  Format:        AT [cmds] &Kn [cmds]

  Description:   Select the type of tone the modem will use to connect

    Command                              Function

      &K0         Originate tones enabled

      &K1         Answer tones enabled

                     PROPRIETARY BIT MAPPED REGISTERS

       Register                Function                  Default

          S28            Callback security and         Unidentified
                          power-up auto-dial

                            CALLLBACK SECURITY

  Type:          Configuration

  Format:        AT [cmds] %Sn [cmds]

  Description:   Controls callback security

    Command                              Function

      %S0         Callback security disabled

      %S1         Callback security 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        Reliable mode enabled

      \N3        Auto-reliable mode enabled

      \N4        V.42 reliable mode enabled

      \N5        V.42 auto-reliable mode enabled

      \N6        V.42/MNP/normal mode enabled

                                  ENQ/ACK

  Type:          Configuration

  Format:        AT [cmds] \Hn [cmds]

  Description:   Allows modem to act on, then transmit XON/XOFF
                 characters.

    Command                              Function

      \H0        Disabled

      \H1        ENQ/ACK enabled in host mode

      \H2        ENQ/ACK enabled in terminal mode

                          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         Factory defaults enabled

        &F1         MNP5/V.42bis configuration with XOFF flow control
                    enabled

        &F2         MNP5/V.42bis configuration with CTS flow control
                    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 product code

       I1        Reports ROM checksum

       I2        Tests internal memory

       I3        Reports MNP/V.42/V.42bis identification