
GATEWAY 2000

TELEPATH 33.6 FAX MODEM

Card Type                        Modem
Chip Set                         Unidentified
I/O Options                      Soundcard connector, serial ports (2
                                 RJ-11), microphone jack, line in
Maximum Modem Rate               33.6Kbps
Maximum Fax Rate                 14.4Kbps
Data Modulation Protocol         Bell 103A/212A, ITU-T V.21, V.22,
                                 V.22bis,V.32, V.32bis, V.34, V.FC
Fax Modulation Protocol          V.17, V.21, CH2, V.27ter, V.29
Error Correction/Compression     MNP5, V.42, V.42bis
Fax Class                        Class I & II
Data Bus                         8-bit ISA
Card Size                        Half-length

[Image]

                                CONNECTIONS

        Function           Label             Function              Label

  Cable connector to sound     CN1       Microphone jack            CN4
  card

  RJ-11 telephone in           CN2       Line out                   CN5

  RJ-11 telephone out          CN3

             SERIAL PORT ADDRESS

    Setting      JP1/A     JP1/B     JP1/C

  COM1 (3F8h)    Closed    Closed    Closed

  COM2 (2F8h)     Open     Closed    Closed

  COM3 (3E8h)    Closed     Open     Closed

  COM4 (2E8h)     Open      Open     Closed

                               INTERRUPT

        Setting           JP2/A     JP2/B     JP2/C    JP2/D     JP2/E

          IRQ2            Closed    Open      Open      Open     Open

          IRQ3             Open     Closed    Open      Open     Open

          IRQ4             Open     Open      Closed    Open     Open

          IRQ5             Open     Open      Open     Closed    Open

          IRQ7             Open     Open      Open      Open     Closed

                       MISCELLANEOUS TECHNICAL NOTES

  A compatible sound card is necessary in order for the Speakerphone
  functions to operate properly.

                         SUPPORTED COMMAND SET

                           Basic AT Commands

  AT, +++, comma, A/

  A, B, E, F, H, O, P, R, T, V, X, Z

  &C, &D, &G, &P, &S, &T, &W, &X, &Y, &Z

                              S Registers

  S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S38



                            Special Commands

  #CID

  Note: See MHI Help File for full command documentation.

                         PROPRIETARY AT COMMAND SET

                                   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.

        Command                              Function

          DL             Re-dial last number

          DP             Pulse dialing enabled

          DR             Answer mode enabled; originate mode disabled
                         following handshake initiation.

         DS=n            Dial stored telephone number n

          DT             Tone dialing enabled/Pulse dialing disabled

          DW             Dialing resumed following dial tone detection

          D,             Dialing paused for amount of time specified in
                         S8 register

          D!             Flash function initiated. Modem commanded to go
                         off-hook for specified time before returning
                         on-hook.

          D@             Wait for Quite Answer function enabled. Modem
                         waits until a "quiet answer," a ring-back signal
                         followed by silence up to the time specified in
                         S7, is received prior to executing the rest of
                         the dial string.

          D$             Displays a list of dial commands

          D;             Modem returned to idle state after dialing. The
                         semicolon can only be placed at the end of the
                         dial command.

          D/             Delays for 125 msec before proceeding with dial
                         string

          D#             Extended touch tone pad tones

          D*             Extended touch tone pad tones

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Description:   Displays information requested

    Command                              Function

       I0        Reports four digit product code

       I1        Reports ROM checksum

       I2        Reports RAM checksum

       I3        Reports product type

       I4        Reports current modem settings

       I5        Reports nonvolatile memory settings

       I6        Reports link diagnostics

       I7        Reports product configuration

      I11        Reports link diagnostics

                              SPEAKER VOLUME

  Type:          Configuration

  Format:        AT [cmds] Ln [cmds]

  Description:   Controls speaker volume

    Command                              Function

       L0        Low volume setting

       L1        Low volume setting

       L2        Medium volume setting

       L3        Highest volume setting

                               SPEAKER MODE

  Type:                Configuration

  Format:              AT [cmds] Mn [cmds]

  Description:         Selects various speaker options

       Command                             Function

         M0            Speaker disabled

         M2            Speaker enabled

         M3            Speaker enabled following dialing, then disabled
                       after carrier signal detected.

                               RESULT CODES

  Type:          Configuration

  Format:        AT [cmds] Qn [cmds]

  Description:   Enables modem to send result codes to the DTE

    Command                              Function

       Q0        Result code sending enabled

       Q1        Result code sending disabled

       Q2        Result code sending enabled only in Originate mode

                              POWER ON/RESET

  Type:          Configuration

  Format:        AT [cmds] Yn [cmds]

  Description:   Selects power on/reset default configuration

    Command                              Function

       Y0        Profile 0 in NVRAM

       Y1        Profile 0 in NVRAM

       Y2        Generic template (&F0)

       Y3        Hardware flow control (&F1)

       Y4        Software flow control (&F2)

                                SOFT RESET

  Type:                Immediate

  Format:              AT [cmds] Zn [cmds]

  Description:         Restores modem profiles previously saved in
                       non-volatile RAM using the &W command.

       Command                              Function

          Z0           Restore modem to profile selected by Y command

          Z1           Restore NVRAM setting 0

          Z2           Restore NVRAM setting 1

          Z3           Resets modem to factory default profile 0 (&F0)

          Z4           Resets modem to factory default profile 1 (&F1)

          Z5           Resets modem to factory default profile 2 (&F2)

                            CODE SUBSET DISPLAY

  Type:             Configuration

  Format:           AT [cmds] &An [cmds]

  Description:      Enable or suppress the display of an additional
                    result code subsets.

     Command                              Function

       &A0          Do not display ARQ result codes

       &A1          Display ARQ result codes

       &A2          Display modulation indicators

       &A3          Display error control

                             SERIAL PORT RATE

  Type:          Configuration

  Format:        AT [cmds] &Bn [cmds]

  Description:   Sets serial port rate.

      &B0        Variable, follows connection rate

      &B1        Fixed serial port rate

      &B2        Fixed in ARQ mode. Variable in non-ARQ mode

                          FACTORY DEFAULT PROFILE

  Type:             Configuration

  Format:           AT [cmds] &F [cmds]

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

       &F0          Generic template

       &F1          Hardware flow control template

       &F2          Software flow control template

                        TRANSMIT DATA FLOW CONTROL

  Type:          Configuration

  Format:        AT [cmds] &H [cmds]

  Description:   Sets transmit data flow

      &H0        Flow control disabled

      &H1        Hardware flow control, CTS

      &H2        Software flow control, XON/XOFF

      &H3        Hardware and software flow control

                         RECEIVE DATA FLOW CONTROL

  Type:          Configuration

  Format:        AT [cmds] &I [cmds]

  Description:   Sets transmit data flow

      &I0        Software flow control disabled

      &I1        XON/XOFF signals to your modem and remote system

      &I2        XON/XOFF signals to your modem only

                             DATA COMPRESSION

  Type:          Configuration

  Format:        AT [cmds] &Kn [cmds]

  Description:   Enables/disables data compression

    Command                              Function

      &K0        Data compression disabled

      &K1        Auto enable/disable

      &K2        Data compression enabled

      &K3        MNP5 compression disabled

                               ERROR CONTROL

  Type:          Configuration

  Format:        AT [cmds] &Mn [cmds]

  Description:   Selects error control 1200bps and higher

    Command                                Mode

      &M0        Normal mode, error control disabled

      &M1        Reserved

      &M2        Reserved

      &M3        Reserved

      &M4        Normal/ARQ

      &M5        ARQ mode

                       CONNECTION SPEED UPPER LIMIT

  Type:                  Configuration

  Format:                AT [cmds] &Nn [cmds]

  Description:           Sets required connection speed if &U is set to
                         0; otherwise, sets fastest allowed connection
                         speed.

        Command                              Function

          &N0            No maximum connect speed.

          &N1            Set maximum connect speed to 300bps.

          &N2            Set maximum connect speed to 1200bps.

          &N3            Set maximum connect speed to 2400bps.

          &N4            Set maximum connect speed to 4800bps.

          &N5            Set maximum connect speed to 7200bps.

          &N6            Set maximum connect speed to 9600bps.

          &N7            Set maximum connect speed to 12Kbps.

          &N8            Set maximum connect speed to 14.4Kbps.

          &N9            Set maximum connect speed to 16.8Kbps.

          &N10           Set maximum connect speed to 19.2Kbps.

          &N11           Set maximum connect speed to 21.6Kbps.

          &N12           Set maximum connect speed to 24Kbps.

          &N13           Set maximum connect speed to 26.4Kbps.

          &N14           Set maximum connect speed to 28.8Kbps.

          &N15           Set maximum connect speed to 31.2Kbps.

          &N16           Set maximum connect speed to 33.6Kbps.

                                  RTS/CTS

  Type:          Configuration

  Format:        AT [cmds] &Rn [cmds]

  Description:   Selects RTS/CTS options

    Command                              Function

      &R0        Reserved

      &R1        RTS is ignored by modem.

      &R2        Received data only on RTS. Controls DSR operations

                       CONNECTION SPEED LOWER LIMIT

  Type:            Configuration

  Format:          AT [cmds] &Un [cmds]

  Description:     Sets slowest allowed connection speed if &N is set to
                   1 or higher.

     Command                              Function

       &U0         No minimum connect speed.

       &U1         Set minimum connect speed to 300bps.

       &U2         Set minimum connect speed to 1200bps.

       &U3         Set minimum connect speed to 2400bps.

       &U4         Set minimum connect speed to 4800bps.

       &U5         Set minimum connect speed to 7200bps.

       &U6         Set minimum connect speed to 9600bps.

       &U7         Set minimum connect speed to 12Kbps.

       &U8         Set minimum connect speed to 14.4Kbps.

       &U9         Set minimum connect speed to 16.8Kbps.

       &U10        Set minimum connect speed to 19.2Kbps.

       &U11        Set minimum connect speed to 21.6Kbps.

       &U12        Set minimum connect speed to 24Kbps.

       &U13        Set minimum connect speed to 26.4Kbps.

       &U14        Set minimum connect speed to 28.8Kbps.

       &U15        Set minimum connect speed to 31.2Kbps.

       &U16        Set minimum connect speed to 33.6Kbps.

                              BREAK HANDLING

  Type:          Configuration

  Format:        AT [cmds] &Yn [cmds]

  Description:   Sets break handling

    Command                              Function

      &Y0        Destructive, but doesnt sent break

      &Y1        Destructive, expedited

      &Y2        Nondestructive, expedited

      &Y3        Reserved



                            S(STATUS) -REGISTERS

                          BIT-MAPPED REGISTER S13

  Format:             AT [cmds] S13=n [cmds]

  Range:              0-174

  Unit:               Bit-mapped

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

   Bit       Value                         Function

    0              0  Unidentified

                  1   Reset when DTR drops

    1              0  Unidentified

                  1   Resets non-MNP transmit buffer from 1.5K to
                      128bytes

    2              0  Unidentified

                  1   Set backspace key to delete

    3              0  Unidentified

                  1   DTR signals auto dial stored in NVRAM at position 0

    4              0  Unidentified

                  1   Power on auto dial stored in NVRAM at position 0

    5              0  Not used

                  1   Not used

    6              0  Not used

                  1   Not used

    7              0  Unidentified

                  1   Disconnect on escape code

                          BIT-MAPPED REGISTER S15

  Format:          AT [cmds] S15=n [cmds]

  Range:           0-174

  Description:     Bitmapped register setup.

   Bit    Value                           Function

    0          0   Enable ARQ/MNP for V.22

              1    Disable ARQ/MNP for V.22

    1          0   Enable ARQ/MNP for V.22bis

              1    Disable ARQ/MNP for V.22bis

    2          0   Disable ARQ/MNP for V32/V.32bis

              1    Disable ARQ/MNP for V32/V.32bis

    3          0   Enable MNP handshake

              1    Disable MNP handshake

    4          0   Enable MNP level 4

              1    Disable MNP level 4

    5          0   Enable MNP level 3

              1    Disable MNP level 3

    6          0   Special MNP compatibility

              1    Special MNP incompatibility

    7          0   Enable V.42 detection phase

              1    Disable V.42 detection phase

                          TOUCH TONE DIALING TEST

  Format:          AT [cmds] S16=n [cmds]

  Range:           0-128

  Unit:            Bit-mapped register setup

  Description:     Bitmapped register setup.

   Bit    Value                           Function

    1          0   Touch tone dialing test disabled

              1    Touch tone dialing test enabled

    2          0   Internal test pattern disabled

              1    Internal test pattern enabled

   3-6         0   Not used

              1    Not used

    7          0   Watchdog reset disabled

              1    Watchdog reset enabled

                             INACTIVITY TIMER

  Type:                Register

  Format               AT [cmds] S19=n [cmds]

  Default:             0

  Unit:                1 minute

  Description:         Activates when there is no activity on the phone
                       line. Modem hangs up at time-out

            Note: S19=0 disables the timer and allows an indefinite
            duration.

                          MNP OR V.42 MODE DELAY

  Type:          Register

  Format         AT [cmds] S21=n [cmds]

  Range:         Unidentified

  Unit:          10ms

  Description:   Sets the length of breaks sent from modem to computer.

                       FLOW CONTROL CHARACTER - XON

  Type:          Register

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

  Range:         Unidentified

  Unit:          ASCII

  Description:   Sets the character used to represent XON

                       FLOW CONTROL CHARACTER - XOFF

  Type:          Register

  Format:        AT [cmds] S23=n [cmds]

  Range:         Unidentified

  Unit:          ASCII

  Description:   Sets the character used to represent XOFF

                                 DTR DELAY

  Format                  AT [cmds] S25=n [cmds]

  Unit:                   .01 second

  Description:            Selects the duration that DTR must be dropped
                          so that the modem doesnt interpret a random
                          glitch as a DTR loss.

                          BIT-MAPPED REGISTER S27

  Format                 AT [cmds] S27=n [cmds]

  Unit:                  Bit-mapped

  Description:           Selects line modulation

   Bit        Value                          Function

    0                0   Disables ITU-T modulation at 300bps for overseas
                         calls; in V.21 mode, the modem answers both
                    1    overseas and domestic calls but only originates
                         V.21 calls.

                         Enables ITU-T modulation at 300bps for overseas
                         calls; in V.21 mode, the modem answers both
                         overseas and domestic calls but only originates
                         V.21 calls.

    1                0   Disables unencoded modulation in V.32bis mode.

                    1    Enables unencoded modulation in V.32bis mode

    2                0   Enables V.32 modulation

                    1    Disables V.32 modulation

    3                0   Enables 2100Hz answer tone to allow two V.42
                         modems to attach more quickly
                    1
                         Disables 2100Hz answer tone to allow two V.42
                         modems to attach more quickly

    4                0   Disables V.23 fallback mode

                    1    Enables V.23 fallback mode

    5                0   Enables V.32bis mode

                    1    Disables V.32bis mode

    6                0   Not used

                    1    Not used

    7                0   Software compatibility mode disabled

                    1    Software compatibility mode enabled

                            ANSWER TONE DISABLE

  Type:          Register

  Format         AT [cmds] S28=n [cmds]

  Range:         0-255

  Unit:          .10 second

  Description:   Eliminates the V.32 answer tones for faster dialing =
                 "0"

                        ANSWER MODE FALLBACK TIMER

  Type:          Register

  Format         AT [cmds] S29=n [cmds]

  Range:         Undentified

  Unit:          .10 seconds

  Description:   Maximum duration of V.21/V.23 answer mode fallback
                 timer.

                        VOICE PLAYBACK AUDIO LEVEL

  Type:          Register

  Format         AT [cmds] S31=n [cmds]

  Range:         0-255

  Description:   Sets voice playback audio level.

                          BIT-MAPPED REGISTER S32

  Format:            AT [cmds] S32=n [cmds]

  Range:             Unidentified

  Description:       Register setup for 33.6 speed modems

     Bit        Value                       Function

      0              0  V.8 call indicate disabled

                    1   V.8 call indicate enabled

      1              0  Disables V.8 mode

                    1   Enables V.8 mode

      2              0  Enables V.FC modulation

                    1   Disables V.FC modulation

      3              0  Enables V.34 modulation

                    1   Disables V.34 modulation

      4              0  Enables 33.6kbps support

                    1   Disables 33.6kbps support

      5              0  Enables X2 support

                    1   Disables X2 support

                          BIT-MAPPED REGISTER S33

  Format:            AT [cmds] S33=n [cmds]

  Description:       Register setup for 33.6 speed modems

     Bit        Value                       Function

      0              0  Enables 2400 symbol rate

                    1   Disables 2400 symbol rate

      1              0  Enables 2743 symbol rate

                    1   Disables 2743 symbol rate

      2              0  Enables 2800 symbol rate

                    1   Disables 2800 symbol rate

      3              0  Enables 3000 symbol rate

                    1   Disables 3000 symbol rate

      4              0  Enables 3200 symbol rate

                    1   Disables 3200 symbol rate

      5              0  Enables 3429 symbol rate

                    1   Disables 3429 symbol rate

      6              0  Not used

                    1   Not used

      7              0  Enables shaping

                    1   Disables shaping

                          BIT-MAPPED REGISTER S34

  Format:            AT [cmds] S34=n [cmds]

  Range:             0-255

  Description:       Disable/enable trellis encoding

     Bit        Value                       Function

      0              0  Enable 8S-2D trellis encoding

                    1   Disable 8S-2D trellis encoding

      1              0  Enable 16S-4D trellis encoding

                    1   Disable 16S-4D trellis encoding

      2              0  Enable 32S-2D trellis encoding

                    1   Disable 32S-2D trellis encoding

      3              0  Enable 64S-4D trellis encoding

                    1   Disable 64S-4D trellis encoding

      4              0  Enable non-linear coding

                    1   Disable non-linear coding

      5              0  Enable TX level deviation

                    1   Disable TX level deviation

      6              0  Enable pre-emphasis

                    1   Disable pre-emphasis

      7              0  Enable pre-coding

                    1   Disable pre-coding

                          BIT-MAPPED REGISTER S41

  Format           AT [cmds] S41=n [cmds]

  Range:           Unidentified

  Unit:            Bit-mapped

  Description:     Selects ringing and speakerphone mode.

   Bit    Value                           Function

    0          0   Distinctive ringing disabled

              1    Distinctive ringing enabled

   2,1        00   Full Duplex speakerphone

             11    Half Duplex speakerphone mode

                             VOICE COMMAND SET

                              MODE SELECTION

  Type:          Immediate

  Format:        AT [cmds] #CLS=n [cmds]

  Description:   Selects which mode the modem will operate in.

    Command                              Function

     #CLS=0      Modem will operate in data mode.

     #CLS=1      Modem will operate in fax class I mode.

     #CLS=2      Modem will operate in fax class II mode.

     #CLS=8      Modem will operate in voice mode.

                               VOICE DEVICE

  Type:                  Configuration

  Format:                AT [cmds] #VLS=n [cmds]

  Description:           Selects the I/O device for the DSP chip.

  Note:                  This modem may not support all options listed
                         below. The #VLS? command will display the
                         available options.

        Command                              Function

         #VLS=0          Telephone line and handset used for voice I/O.

         #VLS=1          Telephone handset used for voice I/O.

         #VLS=2          Internal speaker only used for voice I/O.

         #VLS=3          External microphone only used for voice I/O.

         #VLS=4          Telephone line and handset used for voice I/O;
                         internal speaker enabled.







