
SIMPLE TECHNOLOGY, INC.

28.8 COMMUNICATOR WITH SIMPLE JACK

Card Type                    Fax, Modem (asynchronous), Voice
Chip Set                     Unidentified
I/O Options                  Speakerphone, Voicemail
Maximum Data Rate            28.8Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     PCMCIA Type II
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, V.34

                             Rockwell V.FC
Fax Modulation Protocol      ITU-T V.17, V.27ter, V.29
Error Correction/Compression MNP10, V.42bis

                                                                      V1832

                         Proprietary AT Command Set

                 AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD

  Type:          Configuration

  Format:        AT [cmds] %En [cmds]

  Description:   Controls auto-retrain mode and fallback/fall-forward

    Command                              Function

      %E0        Auto-retrain disabled

      %E1        Auto-retrain enabled

      %E2        Auto-fallback/fall-forward enabled

                          BIT-MAPPED REGISTER S14

  Format:             AT [cmds] S14? [cmds]

  Default:            Read-only

  Range:              0-174

  Unit:               Bit-mapped

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

   Bit       Value                         Function

    0             0   Not used

    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   Not used

    5              0  Tone dial enabled

                  1   Pulse dial enabled

    6             0   Not used

    7              0  Answer mode enabled

                  1   Originate mode enabled

                          BIT-MAPPED REGISTER S21

  Format                AT [cmds] S21? [cmds]

  Default:              Read-only

  Range:                0-252

  Unit:                 Bit-mapped

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

    Bit       Value                         Function

   1, 0           00    Not used

     2              0   CTS forced high

                   1    CTS follows RTS

   4, 3            00   DTR signal ignored

                   01   Modem goes to command mode on low DTR

                   10   Modem disconnects on low DTR; Auto-Answer is
                        disabled.
                  11
                        Modem is initialized on low DTR

     5              0   DCD forced high

                   1    DCD normal

     6              0   DSR forced high

                   1    DSR normal

     7              0   Long space disconnect function disabled

                   1    Long space disconnect function enabled

                          BIT-MAPPED REGISTER S22

  Format            AT [cmds] S22? [cmds]

  Default:          Read-only

  Range:            0-127

  Unit:             Bit-mapped

  Description:      Controls speaker volume and controls, and limits
                    results codes.

   Bit     Value                          Function

  1, 0         00   Off volume

               01   Low level volume

               10   Low level volume

              11    Low level volume

  3, 2         00   Speaker off

               01   Speaker off on carrier

               10   Speaker always on

              11    Speaker on during handshake

  6 - 4       000   Basic result codes only enabled

              100   Basic and connection speed result codes enabled

              101   Basic and connection speed result codes and dialtone
                    detection enabled
              110
                    All result codes except dialtone detection enabled
             111
                    All result codes enabled

                          BIT-MAPPED REGISTER S23

  Format                AT [cmds] S23? [cmds]

  Default:              Read-only

  Range:                0-189

  Unit:                 Bit-mapped

  Description:          Grants/denies remote digital loopback, controls
                        DTE rate and parity, and sets guard tone.

    Bit       Value                         Function

     0              0   Remote digital loopback denied

                   1    Remote digital loopback allowed

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

                  001   Sets serial port speed to 600bps

                  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 19200bps

   5, 4            00   Parity even

                   01   Not used

                   10   Parity odd

                  11    No Parity

   7, 6            00   Guard tone disabled

                   01   Guard tone disabled

                  10    Guard tone 1800Hz enabled

                          BIT-MAPPED REGISTER S27

  Format               AT [cmds] S27=n [cmds]

  Default:             Read-only

  Range:               0-74

  Unit:                Bit-mapped

  Description:         Selects asynchronous mode and ITU-T/Bell modes.

    Bit      Value                          Function

  3, 1, 0        000   Direct asynchronous mode

                 101   Reliable asynchronous mode

                110    Normal asynchronous mode

  5, 4, 2         0    Not used

     6             0   ITU/T mode

                  1    Bell mode

                          BIT-MAPPED REGISTER S28

  Format           AT [cmds] S28? [cmds]

  Default:         Read-only

  Range:           0-128

  Unit:            Bit-mapped

  Description:     Controls MNP10 link negotiation

   Bit    Value                           Function

  5 - 0       0    Not used

  7, 6        00   Link will be negotiated at highest possible speed

              01   Link will be negotiated at 1200bps

             10    Link will be negotiated at 4800bps

                          BIT-MAPPED REGISTER S31

  Format:                    AT [cmds] S31? [cmds]

  Default:                   Read-only

  Range:                     0-202

  Description:               Select automode and extended result code
                             format.

        Bit           Value                     Function

         0                  0   Not used

         1                   0  Auto-mode detection disabled; In
                                originate mode or answer mode, handshake
                            1   occurs only in mode designated by S37
                                register.

                                In originate mode, handshake begins at
                                line speed designated by the S37
                                register. Modem can shift to a slower
                                speed if necessary.

                                In answer mode, handshake attempted with
                                the following protocols in order - V.FC,
                                V.32terbo, V.32bis, V.32, V.22bis, V.22
                                or Bell 212, V.21, and Bell 103

       3, 2                 00  Enables CONNECT result codes to report
                                DTE speed
                            01
                                Full reporting of CONNECT result codes
                           10
                                Enables CONNECT result codes to report
                                DCE speed

       5, 4                00   Not used

       7, 6                11   Not used

                          BIT-MAPPED REGISTER S40

  Format                AT [cmds] S40? [cmds]

  Default:              Read-only

  Range:                0-238

  Unit:                 Bit-mapped

  Description:          Controls power level and break handling; selects
                        MNP extended services, and block size.

    Bit       Value                         Function

   1, 0            00   MNP extended services disabled

                   01   MNP extended services enabled

                  10    MNP extended services enabled; except during
                        LAP-M answer detection phase.

     2              0   Power level adjustment enabled

                   1    Power level adjustment disabled

  5, 4, 3         000   \K0

                  001   \K1

                  010   \K2

                  011   \K3

                  100   \K4

                 101    \K5

   7, 6            00   MNP block size is 64 characters

                   01   MNP block size is 128 characters

                   10   MNP block size is 192 characters

                  11    MNP block size is 256 characters

                          BIT-MAPPED REGISTER S41

  Format              AT [cmds] S41? [cmds]

  Default:            Read-only

  Range:              0-219

  Unit:               Bit-mapped

  Description:        Selects compression, auto-retrain, flow control,
                      MNP10 fall-back, and MNP mode.

   Bit      Value                          Function

  1 - 0          00   Data compression disabled

                 01   MNP5 enabled

                 10   V.42bis enabled

                11    MNP5 and V.42bis enabled

  6, 2           00   Auto-retrain disabled

                 01   Auto-retrain enabled

                10    Auto-fallback/fall-forward enabled

    3             0   Flow control disabled

                 1    Flow control enabled

    4             0   Stream mode for MNP

                 1    Block mode for MNP

    5            0    Not used

    7             0   MNP10 at 4800bps enabled

                 1    MNP10 at 2400 and 1200bps enabled

                         BIT-MAPPED REGISTER S201

  Format:             AT [cmds] S201=n [cmds]

  Default:            50

  Range:              0-190

  Description:        Controls power level, and compromise equalizer.

     Bit        Value                        Function

    4 - 0          00000   Initial power level -26dBm

                   00001   Initial power level -30dBm

                   00010   Initial power level -10dBm

                     ...   ...

                   01010   Initial power level -10dBm

                   01011   Initial power level -11dBm

                ...to...   ...to...

                   10010   Initial power level -18dBm

                ...to...   ...to...

                  11110    Initial power level -30dBm

      5                0   Equalizer disabled

                      1    Equalizer enabled

      6               0    Not used

      7                0   MNP10EC disabled

                      1    MNP10EC enabled

                         BIT-MAPPED REGISTER S210

  Format:            AT [cmds] S210=n [cmds]

  Default:           13

  Range:             0-13

  Description:       Selects symbol rates and controls asymmetric rates.

     Bit       Value                        Function

    2 - 0         000   2400

                  001   2400

                  010   2400, 2800

                  011   2400, 2800, 3000

                  100   2400, 2800, 3000, 3200

                 101    2400, 2800, 3000, 3200, 3429

      3             0   Disable V.34 asymmetric rate

                   1    Enable V.34 asymmetric rate

                                BREAK SEND

  Type:          Configuration

  Format:        AT [cmds] \Bn [cmds]

  Default:       3

  Range:         1-9

  Unit:          .1 second

  Description:   Sends break to modem

                                BREAK TYPE

  Type:                    Configuration

  Format:                  AT [cmds] \Kn [cmds]

  Description:             Configures action of break signal

     Command       Break from DTE     Modem receives      Break received
                                            \B          from remote modem

       \K0        Online command     Break sent to      Buffers cleared,
                  mode enabled,      remote modem and   break sent to DTE
                  send no break      buffered cleared
                  to remote modem

       \K1        Break sent to      Break sent to      Buffers cleared,
                  remote modem       remote modem and   break sent to DTE
                  and buffered       buffered cleared
                  cleared

       \K2        Online command     Send break to      Break sent
                  mode enabled,      remote modem       immediately to
                  send no break      immediately        DTE
                  to remote modem

       \K3        Send break to      Send break to      Break sent
                  remote modem       remote modem       immediately to
                  immediately        immediately        DTE

       \K4        Online command     Send break with    Break sent with
                  mode enabled,      transmitted data   received data to
                  send no break                         the DTE
                  to remote modem

       \K5        Send break with    Send break with    Break sent with
                  transmitted        transmitted data   received data to
                  data                                  the DTE

                                COMPRESSION

  Type:          Configuration

  Format:        AT [cmds] %Cn [cmds]

  Description:   Selects data compression

    Command                              Function

      %C0        Data compression disabled

      %C1        MNP5 enabled

      %C2        V.42bis enabled

      %C3        MNP5 and V.42bis

                           COMPROMISE EQUALIZER

  Type:          Configuration

  Format:        AT [cmds] :En [cmds]

  Description:   Controls compromise equalizer

    Command                              Function

      :E0        Equalizer disabled

      :E1        Equalizer 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        LAP-M mode enabled

      \N5        MNP mode enabled

                                   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

          DJ             Link will be negotiated at 1200bps for this call
                         only

          DK             Power level adjustment enabled for this call
                         only

          DL             Re-dial last number

          DP             Pulse dialing enabled

          DR             Not used

         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 5seconds, is received
                         prior to executing the rest of the dial string.

          D^             Enables calling tone for this call only

          D&             Wait for prompt tone detection function enabled.
                         Waits for prompt tone for amount of time
                         specified by the S7 command.

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

                         DOWNLOAD TO FLASH MEMORY

  Type:          Immediate

  Format:        AT [cmds] ** [cmds]

  Description:   Initiates downloading to flash memory

                         FLASH DIAL MODIFIER TIME

  Type:                Register

  Format               AT [cmds] S29? [cmds]

  Default:             Read-only

  Range:               0-255

  Unit:                .01 second

  Description:         Time the modem will go on-hook upon receiving the
                       ! dial modifier in dial string.

                               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

  Type:          Register

  Format         AT [cmds] S39? [cmds]

  Default:       Read-only

  Range:         0, 3-6

  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         Both RTS/CTS and XON/XOFF flow control enabled

                       FLOW CONTROL CHARACTER - XON

  Type:          Register

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

  Default:       17

  Range:         0-255

  Unit:          ASCII

  Description:   Sets the character used to represent XON

                       FLOW CONTROL CHARACTER - XOFF

  Type:          Register

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

  Default:       19

  Range:         0-255

  Unit:          ASCII

  Description:   Sets the character used to represent XOFF

                             LINE SIGNAL LEVEL

  Type:           Immediate

  Format:         AT [cmds] %L [cmds]

  Description:    Returns a value which indicates the received line
                  signal level

                            LINE SIGNAL QUALITY

  Type:          Immediate

  Format:        AT [cmds] %Q [cmds]

  Description:   Returns a value which indicates line signal quality

                    MAXIMUM BLOCK SIZE FOR TRANSMISSION

  Type:          Configuration

  Format:        AT [cmds] \An [cmds]

  Description:   Sets the maximum transmittable block size

    Command                              Function

      \A0        MNP block size is 64 characters

      \A1        MNP block size is 128 characters

      \A2        MNP block size is 192 characters

      \A3        MNP block size is 256 characters

                          MNP - EXTENDED SERVICES

  Type:                Configuration

  Format:              AT [cmds] -Kn [cmds]

  Description:         Selects MNP extended services; conversion from
                       V.42(LAP-M) to an MNP10 connection.

       Command                              Function

         -K0           MNP extended services disabled

         -K1           MNP extended services enabled

         -K2           MNP extended services enabled; except during LAP-M
                       answer detection phase.

                                MNP10 - EC

  Type:           Configuration

  Format:         AT [cmds] -SEC=x,y [cmds]

  Description:    Controls MNP10 error correction and set initial
                  transmit level

     Command                              Function

       x=0         MNP10EC disabled

       x=1         MNP10EC enabled

    y=(10-30)      10-30 in -dBm

      -SEC?        Displays parameters

                             MNP10 - FALLBACK

  Type:          Configuration

  Format:        AT [cmds] -Qn [cmds]

  Description:   Allows MNP10 to fall back to speeds slower than 4800bps

    Command                              Function

      -Q0        MNP10 at 4800bps enabled

      -Q1        MNP10 at 2400 and 1200bps enabled

                         MNP10 - LINK NEGOTIATION

  Type:          Configuration

  Format:        AT [cmds] *Hn [cmds]

  Description:   Sets the speed at which MNP10 link negotiation will
                 occur

    Command                              Function

      *H0        Link will be negotiated at highest possible speed

      *H1        Link will be negotiated at 1200bps

      *H2        Link will be negotiated at 4800bps

                        MNP10 - POWER LEVEL ADJUST

  Type:                Configuration

  Format:              AT [cmds] )Mn [cmds]

  Description:         Controls automatic transmit power level adjustment
                       during MNP 10 link negotiation

       Command                              Function

         )M0           Power level adjustment disabled

         )M1           Power level adjustment enabled

         )M2           Power level adjustment during MNP10 negotiation;
                       power level remains fixed.

                           MODULATION SELECTION

  Type:                  Configuration

  Format:                AT [cmds] +MS=x,y,z,a [cmds]

  Description:           Sets options for active protocol; the transfer
                         rates specified by z and a must be valid for the
                         protocol selected.

        Command                              Function

          x=0            V.21

          x=1            V.22

          x=2            V.22bis

          x=3            V.23

          x=9            V.32

         x=10            V.32bis

         x=11            V.34

         x=64            Bell 103

         x=69            Bell 212A

         x=74            V.FC

          y=0            Automode disabled

          y=1            Auto-detect highest speed enabled

       z, a=300          Set minimum or maximum transfer rate at 300bps,
                         respectively.

       z, a=600          Set minimum or maximum transfer rate at 600bps,
                         respectively.

       z, a=1200         Set minimum or maximum transfer rate at 1200bps,
                         respectively.

       z, a=2400         Set minimum or maximum transfer rate at 2400bps,
                         respectively.

       z, a=4800         Set minimum or maximum transfer rate at 4800bps,
                         respectively.

       z, a=7200         Set minimum or maximum transfer rate at 7200bps,
                         respectively.

       z, a=9600         Set minimum or maximum transfer rate at 9600bps,
                         respectively.

      z, a=12000         Set minimum or maximum transfer rate at
                         12000bps, respectively.

      z, a=14400         Set minimum or maximum transfer rate at
                         14400bps, respectively.

      z, a=16800         Set minimum or maximum transfer rate at
                         16800bps, respectively.

      z, a=19200         Set minimum or maximum transfer rate at
                         19200bps, respectively.

      z, a=24000         Set minimum or maximum transfer rate at
                         24000bps, respectively.

      z, a=26400         Set minimum or maximum transfer rate at
                         26400bps, respectively.

      z, a=28800         Set minimum or maximum transfer rate at
                         28800bps, respectively.

                            REPORT INFORMATION

  Type:            Immediate

  Format:          AT [cmds] In [cmds]

  Description:     Displays information requested

     Command                              Function

       I0          Reports product code

       I1          Reports ROM checksum

       I2          Reports OK

       I3          Reports ROM revision level and model

       I4          Reports modem identifier string

       I5          Reports country code

       I6          Reports data pump model and code revision

       I7          Reports DAA code for external DAA (if not installed,
                   reports 255)

                                SLEEP TIMER

  Type:                   Register

  Format                  AT [cmds] S24=n [cmds]

  Default:                10

  Range:                  0-255

  Unit:                   1 second

  Description:            Maximum duration of DTE and DCE inactivity
                          allowed prior to initiating low-power sleep
                          mode; S24=0 will disable.

                                TEST MODES

  Type:              Register

  Format:            AT [cmds] S16? [cmds]

  Default:           Read-only

  Range:             0-125

  Unit:              Bit-mapped

  Description:       Controls loopback tests, analog, digital, remote
                     digital, and self tests.

   Bit      Value                          Function

    0            0   Local analog loopback not in progress

                1    Local analog loopback in progress

    1           0    Not used

    2            0   Local digital loopback not in progress

                1    Local digital loopback in progress

    3            0   Modem not in remote digital loopback

                1    Remote digital loopback in progress

    4            0   Remote digital loopback not requested

                1    Remote digital loopback requested

    5            0   Remote digital loopback w/ self-test not in progress

                1    Remote digital loopback w/ self-test in progress

    6            0   Local analog loopback w/ self-test not in progress

                1    Local analog loopback w/ self-test in progress

                            TRANSMISSION LEVEL

  Type:          Configuration

  Format:        AT [cmds] @Mn [cmds]

  Default:       Unidentified

  Range:         11-30

  Unit:          -1dBm

  Description:   Sets the initial signal level for transmission

    Command                              Function

      @M0        -26 dBm

      @M1        -30 dBm

    @M2-@M10     -10 dBm

                         TRANSMISSION LEVEL - FAX

  Type:          Register

  Format:        AT [cmds] S92=n [cmds]

  Default:       10

  Range:         0-15

  Unit:          -1 dBm

  Description:   Sets the signal level for transmission while in fax mode

                     TRANSMISSION LEVEL - LEASED-LINE

  Type:          Register

  Format:        AT [cmds] S99=n [cmds]

  Default:       10

  Range:         0-15

  Unit:          -1 dBm

  Description:   Sets the signal level for transmission over leased-lines

                         TRANSMISSION LEVEL - PSTN

  Type             Register or Configuration

  Format           AT [cmds] S91=n [cmds]

  Default          10

  Range            0-15

  Unit             -1 dBm

  Description      Sets the signal level for transmission over switched
                   phone lines

