
ANGIA COMMUNICATIONS, INC.

DATASTAR MNP

Modem Type                   Data (synchronous/asynchronous)/Fax
Maximum Data Rate            2400bps
Maximum Fax Rate             9600bps
Data Bus                     PCMCIA TYPE II
Fax Class                    Class I & II
Data Modulation Protocol     Bell 103A/212A

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

                                                                      V1556

                         Proprietary AT Command Set

                           ACCEPT RELIABLE MODE

  Type:          Immediate

  Format:        AT [cmds] \U

  Example:       AT \U<CR>

  Description:   Accepts remote modems request for reliable link.

                          BIT-MAPPED REGISTER S14

  Format                   AT [cmds] S14=n [cmds]

  Example:                 ATS14=170<CR>

  Default:                 170

  Range:                   0-174

  Unit:                    Bit-mapped

  Description:             Controls echo, result codes, result code
                           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          Command recognition enabled.

        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=n [cmds]

  Example:                 ATS21=0<CR>

  Default:                 0

  Range:                   0 - 184

  Unit:                    Bit-mapped

  Description:             Selects jack type, low DTR action, DCD signal,
                           and the Long Space Disconnect function.

       Bit         Value                        Function

        0           0         Selects RJ-11

      2, 1         0           Not used.

      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           Not used.

        7           0         Long Space Disconnect function disabled.

                   1           Long Space Disconnect function enabled.

                          BIT-MAPPED REGISTER S27

  Format                  AT [cmds] S27=n [cmds]

  Example:                AT S27=64 <CR>

  Default:                64

  Range:                  0 - 115

  Unit:                   Bit-mapped

  Description:            Selects sync/async mode, Line type, internal
                          clock, and ITU-T/Bell modes.

      Bit        Value                         Function

     1, 0         00        Asynchronous mode, serial port speed follows
                             connect speed.
                 01
                             Asynchronous command mode and synchronous
                 10          connect mode.

                 11          Asynchronous command mode and synchronous
                             connect mode, DTR dialing enabled.

                             Asynchronous command mode on low DTR,
                             synchronous connect mode on high DTR.

     3, 2        0           Not used.

     5, 4         00        Internal DCE transmit clock source.

                 01          External DTE transmit clock source.

                 10          Remote DCE transmit clock source.

                 11          Internal DCE transmit clock source.

       6         0           CCITT mode.

                  1         Bell mode.

                                BREAK SEND

  Type:          Configuration

  Format:        AT [cmds] \Bn [cmds]

  Example:       AT \B3 &W<CR>

  Default:       3

  Range:         1-9

  Unit:          .1 second

  Description:   Sends break to modem.

                                BREAK TYPE

  Type:          Configuration

  Format:        AT [cmds] \Kn [cmds]

  Example:       AT \K1 <CR>

  Description:   Configures action of break signal.

    Command                              Function

  \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            Break sent to remote modem and buffered cleared.

   \K5          Send break with transmitted data.

                                COMPRESSION

  Type:          Configuration

  Format:        AT [cmd] %Cn [cmd]

  Example:       AT %C1 <CR>

  Description:   Selects data compression.

  Command                                Function

  %C0            Data compression disabled.

   %C1          Data compression enabled.

                               CONNECT MODE

  Type:          Configuration

  Format:        AT [cmds] \Nn [cmds]

  Example:       AT \N1 DT555-1212<CR>

  Description:   Sets connect mode.

  Command                                Function

  \N0            Normal mode enabled.

  \N1            Direct mode enabled.

  \N2            Reliable mode enabled.

   \N3          Auto-reliable mode enabled.

                         CONVERT TO RELIABLE MODE

  Type:          Immediate

  Format:        AT [cmds] \Y [cmds]

  Example:       AT \Y<CR>

  Description:   Initiates reliable mode link.

                      DISPLAY CURRENT COMMAND STATUS

  Type:          Immediate

  Format:        AT [cmds] \S [cmds]

  Example:       AT &Z2=9W1-303-555-1212 \S<CR>

  Description:   Displays current setting of modem commands.

                           EXTENDED RESULT CODES

  Type:          Configuration

  Format:        AT [cmds] \Vn [cmds]

  Example:       AT \V1 %C1<CR>

  Description:   Selects extended result codes.

  Command                                Function

  \V0            Extended result codes disabled.

   \V1          Extended result codes enabled.

                               FLOW CONTROL

  Type:          Configuration

  Format:        AT [cmds] \Gn [cmds]

  Example:       AT \G1 &K3<CR>

  Description:   Selects modem port flow control.

    Command                              Function

   \G0          Flow control disabled.

  \G1            Flow control enabled.

                             FLOW CONTROL TYPE

  Type:          Configuration

  Format:        AT [cmds] \Qn [cmds]

  Example:       AT \Q3<CR>

  Description:   Sets type of flow control used by modem.

  Command                                Function

  \Q0            Flow control disabled.

  \Q1            Bidirectional XON/XOFF flow control enabled.

   \Q2          CTS flow control by DCE enabled.

  \Q3            Bidirectional CTS/RTS flow control enabled.

  \Q4            XON/XOFF flow control by DCE enabled.

                             INACTIVITY TIMER

  Type:             Configuration

  Format:           AT [cmds] \Tn [cmds]

  Example:          AT\T20<CR>

  Default:          0

  Range:            0-90

  Unit:             1 minute

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

                             LOCK SERIAL PORT

  Type:          Configuration

  Format:        AT [cmds] \Jn [cmds]

  Example:       AT %L3 %B14 \J0<CR>

  Description:   Sets operation of serial port speed.

  Command                                Function

   \J0          Serial speed locked.

  \J1            Serial speed follows connect speed.

                    MAXIMUM BLOCK SIZE FOR TRANSMISSION

  Type:          Configuration

  Format:        AT [cmds] \An [cmds]

  Example:       AT \A3 \N1<CR>

  Description:   Sets the maximum transmittable block size.

    Command                              Function

  \A0            Maximum MNP block size is 64 characters.

  \A1            Maximum MNP block size is 128 characters.

  \A2            Maximum MNP block size is 192 characters.

   \A3          Maximum MNP block size is 256 characters.

                           MNP STREAM/BLOCK MODE

  Type:          Configuration

  Format:        AT [cmds] \Ln [cmds]

  Example:       AT \L1 DT555-1212<CR>

  Description:   Selects the transfer mode for MNP.

  Command                                Function

   \L0          Stream mode for MNP enabled.

  \L1            Block mode for MNP enabled.

                         ON-LINE IN RELIABLE MODE

  Type:          Immediate

  Format:        AT [cmds] \O

  Example:       AT \O <CR>

  Description:   Returns to on-line and requests reliable mode
                 connection.

                            SWITCH TO MNP MODE

  Type:          Immediate

  Format:        AT [cmds] \Z [cmds]

  Example:       AT \Z &W<CR>

  Description:   Switches to normal mode from MNP mode.

                                TEST MODES

  Format                  AT [cmds] S16=n [cmds]

  Example:                ATS16=40<CR>

  Default:                0

  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.

                           XON/XOFF PASS-THROUGH

  Type:          Configuration

  Format:        AT [cmds] \Xn [cmds]

  Example:       AT \X0 \U <CR>

  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.

