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       # MOTOROLA, INC.
       
          LIFESTYLE 33.6K
       
          Card Type                Modem (asynchronous)                  
          Chip Set                 Unidentified                          
          Maximum Modem Rate       33.6Kbps                              
          Maximum Fax Rate         14.4Kbps                              
          Data Modulation Protocol Bell 103/212A                         
                                                                         
                                   ITU-T V.34, V.32bis, V.32, V.23, V.21 
          Fax Modulation Protocol  ITU-T V.17, V.29, V.27ter, V.21 CH 2  
          Error                    V.42, V.42bis, MNP5                   
          Correction/Compression   
          Fax Class                Class I & II                          
          Data Bus                 External                              
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |    Function     | Label  |     Function     |    Label     |
          |------------------------------------------------------------|
          | Line in             |   CN1    | Computer connector | CN3  |
          |---------------------+----------+--------------------+------|
          | Line out            |   CN2    |                    |      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          | LED |    Color     | Status |          Condition           |
          |-----+--------------+--------+------------------------------|
          | RD  | Unidentified |   On   |  Computer is receiving data  |
          |-----+--------------+--------+------------------------------|
          | RD  | Unidentified |  Off   |  Computer is not receiving   |
          |     |              |        |             data             |
          |-----+--------------+--------+------------------------------|
          | TD  | Unidentified |   On   |   Computer is transmitting   |
          |     |              |        |             data             |
          |-----+--------------+--------+------------------------------|
          | TD  | Unidentified |  Off   | Computer is not transmitting |
          |     |              |        |             data             |
          |-----+--------------+--------+------------------------------|
          | CD  | Unidentified |   On   |   Carrier signal detected    |
          |-----+--------------+--------+------------------------------|
          | CD  | Unidentified |  Off   | Carrier signal not detected  |
          |-----+--------------+--------+------------------------------|
          | OH  | Unidentified |   On   |      Modem is off-hook       |
          |-----+--------------+--------+------------------------------|
          | OH  | Unidentified |  Off   |       Modem is on-hook       |
          |-----+--------------+--------+------------------------------|
          | TR  | Unidentified |   On   |      DTR signal is high      |
          |-----+--------------+--------+------------------------------|
          | TR  | Unidentified |  Off   |      DTR signal is low       |
          |-----+--------------+--------+------------------------------|
          | PWR | Unidentified |   On   |         Power is on          |
          |-----+--------------+--------+------------------------------|
          | PWR | Unidentified |  Off   |         Power is off         |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
          +---------------------------------------------------------+
          |                  SUPPORTED COMMAND SET                  |
          |---------------------------------------------------------|
          |                    Basic AT Commands                    |
          |---------------------------------------------------------|
          | AT, ‘+++’, A/                                           |
          |---------------------------------------------------------|
          | A, E, F, H, Q, V, Z                                     |
          |---------------------------------------------------------|
          | &C, &F, &G, &V, &Z                                      |
          |---------------------------------------------------------|
          |                  Extended AT Commands                   |
          |---------------------------------------------------------|
          | \T, \V                                                  |
          |---------------------------------------------------------|
          |                       S Registers                       |
          |---------------------------------------------------------|
          | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12   |
          |---------------------------------------------------------|
          | Note: See MHI Help File for full command documentation. |
          +---------------------------------------------------------+
       
                            Proprietary AT Command Set
       
          +------------------------------------------------------------+
          |                    AUTO-MODE DETECTION                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Nn [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Selects various options for the automatic   |
          |              | detection and negotiation of protocols      |
          |              | during the handshake process if the modem   |
          |              | is communicating with a remote modem of     |
          |              | dissimilar speed.                           |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      N0      | Negotiate handshake only at speed specified |
          |              | in S37 and standard set by B                |
          |--------------+---------------------------------------------|
          |     í N1     | Negotiate handshake only at speed specified |
          |              | in S37 and standard set by B with fallback  |
          |              | to lower speed allowed.                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      AUXILIARY RELAY                       |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Jn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Controls the auxilliary relay               |
          |--------------+---------------------------------------------|
          |   Command    |                  Jack Type                  |
          |--------------+---------------------------------------------|
          |    í &J0     | Never closed                                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  COMMUNICATION PROTOCOLS                   |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Bn [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Selects the communication protocol for data |
          |              | calls                                       |
          |------------------------------------------------------------|
          |      Note: The B command allows the simultaneous selection |
          |      of more than one suffix, enabling multiple protocols. |
          |------------------------------------------------------------|
          |   Command    |                  Protocol                   |
          |--------------+---------------------------------------------|
          |      B0      | ITU-T V.22 at 300 or 1200bps                |
          |--------------+---------------------------------------------|
          |      B1      | Bell 212A at 300 or 1200bps                 |
          |--------------+---------------------------------------------|
          |      B2      | Disable V.23 reverse channel                |
          |--------------+---------------------------------------------|
          |      B3      | Disable V.23 reverse channel                |
          |--------------+---------------------------------------------|
          |     B15      | V.21 at 300bps                              |
          |--------------+---------------------------------------------|
          |     B16      | Bell 103J at 300bps                         |
          +------------------------------------------------------------+
       
           
       
           
       
          +------------------------------------------------------------+
          |                    COMMUNICATIONS MODE                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Qn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects communications mode options         |
          |--------------+---------------------------------------------|
          |   Command    |                    Mode                     |
          |--------------+---------------------------------------------|
          |    í &Q0     | Asynchronous mode, buffered                 |
          |--------------+---------------------------------------------|
          |     &Q1      | Reserved                                    |
          |--------------+---------------------------------------------|
          |     &Q2      | Reserved                                    |
          |--------------+---------------------------------------------|
          |     &Q3      | Reserved                                    |
          |--------------+---------------------------------------------|
          |     &Q4      | Reserved                                    |
          |--------------+---------------------------------------------|
          |     &Q5      | Error correction mode, buffered             |
          |--------------+---------------------------------------------|
          |     &Q6      | Buffered asynchronous mode                  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    DATA SET READY (DSR)                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Sn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects DSR options                         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &S0      | DSR forced high                             |
          |--------------+---------------------------------------------|
          |    í &S1     | DSR high only while modem is handshaking or |
          |              | connected                                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DATA TERMINAL READY (DTR)                  |
          |------------------------------------------------------------|
          | Type:         | Configuration                              |
          |---------------+--------------------------------------------|
          | Format:       | AT [cmds] &Dn [cmds]                       |
          |---------------+--------------------------------------------|
          | Description:  | Selects modem response to DTR              |
          |------------------------------------------------------------|
          |      Note: The action each variant of &D causes depends on |
          |      the setting of &Q                                     |
          |------------------------------------------------------------|
          |    Command    |                  Function                  |
          |---------------+--------------------------------------------|
          |     í &D0     | Modem does not respond to DTR              |
          |---------------+--------------------------------------------|
          |      &D1      | Modem goes to command mode after DTR goes  |
          |               | is off                                     |
          |---------------+--------------------------------------------|
          |      &D2      | Modem goes to command mode and disconnects |
          |               | (hangs up) after DTR goes off; Auto-Answer |
          |               | is disabled.                               |
          |---------------+--------------------------------------------|
          |      &D3      | Modem is initialized after DTR goes off    |
          +------------------------------------------------------------+
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
          +------------------------------------------------------------+
          |                            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                       |
          |--------------+---------------------------------------------|
          |     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^      | Disable data calling tone transmission      |
          |--------------+---------------------------------------------|
          |      D;      | Modem returned to idle state after dialing. |
          |              | The semicolon can only be placed at the end |
          |              | of the dial command.                        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     ECHOPLEX VALIDITY                      |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Fn [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Selects whether commands sent while in data |
          |              | mode are echoed                             |
          |------------------------------------------------------------|
          |      Note: This command is only supported on older modems  |
          |------------------------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     í F1     | Echoplex disabled                           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        FLOW CONTROL                        |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Kn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Enables flow control options                |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &K0      | Flow control disabled                       |
          |--------------+---------------------------------------------|
          |     &K1      | Reserved                                    |
          |--------------+---------------------------------------------|
          |     &K2      | Reserved                                    |
          |--------------+---------------------------------------------|
          |    í &K3     | RTS/CTS flow control enabled                |
          |--------------+---------------------------------------------|
          |     &K4      | XON/XOFF flow control enabled               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   LONG SPACE DISCONNECT                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Yn [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Commands the modem to disconnect after a    |
          |              | 1.6 second break is detected                |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     í Y0     | Long space disconnect function disabled     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          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                                    |
          |---------------+--------------------------------------------|
          |      O1       | On-line command mode with retraining       |
          |               | enabled                                    |
          |---------------+--------------------------------------------|
          |      O3       | Renegotiate rate before returning to data  |
          |               | mode after escape for command entry        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     REPORT INFORMATION                     |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] In [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Displays information requested              |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      I0      | Reports default speed and controller        |
          |              | firmware revision number                    |
          |--------------+---------------------------------------------|
          |      I1      | Reports ROM checksum                        |
          |--------------+---------------------------------------------|
          |      I2      | Perform checksum and reports OK or ERROR    |
          |--------------+---------------------------------------------|
          |      I3      | Reports default speed and controller        |
          |              | firmware revision number                    |
          |--------------+---------------------------------------------|
          |      I4      | Reports firmware revision number            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                RESTORE PROFILE ON POWER-UP                 |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Yn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Restores a selected profile into the active |
          |              | profile on power-up (hard reset)            |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &Y0     | Restore profile 0 on power-up               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             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      | Busy and dial tone detection disabled;      |
          |              | result codes 0 - 4 enabled.                 |
          |--------------+---------------------------------------------|
          |      X1      | Busy and dial tone detection disabled;      |
          |              | result codes 0 - 5 & 10 enabled.            |
          |--------------+---------------------------------------------|
          |      X2      | Busy tone detection disabled, dial tone     |
          |              | detection enabled; result codes 0 - 6 & 10  |
          |              | enabled.                                    |
          |--------------+---------------------------------------------|
          |      X3      | Busy tone detection enabled, dial tone      |
          |              | detection disabled; result codes 0 - 5, 7 & |
          |              | 10 enabled.                                 |
          |--------------+---------------------------------------------|
          |     í X4     | Busy and dial tone detection enabled;       |
          |              | result codes 0 - 7 & 10 enabled.            |
          |--------------+---------------------------------------------|
          |      X5      | Busy and dial tone detection enabled;       |
          |              | result codes 0 - 7 & 10 enabled.            |
          |--------------+---------------------------------------------|
          |      X6      | Busy and dial tone detection enabled;       |
          |              | result codes 0 - 7 & 10 enabled.            |
          |--------------+---------------------------------------------|
          |      X7      | Connect for all speeds, wait for dial tone, |
          |              | check for busy signal after dialing         |
          +------------------------------------------------------------+
       
           
       
           
       
           
       
           
       
          +------------------------------------------------------------+
          |                    STORE ACTIVE PROFILE                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Wn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Writes the values for the active profile    |
          |              | into the non-volatile RAM                   |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &W0      | Write the active profile to stored profile  |
          |              | 0                                           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         TEST MODES                         |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Tn                               |
          |--------------+---------------------------------------------|
          | Description: | Selects test options                        |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &T0      | End current test                            |
          |--------------+---------------------------------------------|
          |     &T1      | Begin local analog loopback test            |
          |--------------+---------------------------------------------|
          |     &T3      | Begin local digital loopback                |
          |--------------+---------------------------------------------|
          |     &T6      | Grant remote digital loopback request       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      TRANSMIT CARRIER                      |
          |------------------------------------------------------------|
          | Type:         | Configuration                              |
          |---------------+--------------------------------------------|
          | Format:       | AT [cmds] Cn [cmds]                        |
          |---------------+--------------------------------------------|
          | Description:  | Controls the transmit carrier switching    |
          |------------------------------------------------------------|
          |      Note: Disabling the transmit carrier puts the modem   |
          |      in receive-only mode                                  |
          |------------------------------------------------------------|
          |    Command    |                  Function                  |
          |---------------+--------------------------------------------|
          |     í C1      | Transmit carrier enabled                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    V.32 - AUTO-RETRAIN                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Bn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Controls auto-retrain function if poor line |
          |              | quality is detected                         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &B1      | Auto-retrain enabled if line quality is     |
          |              | poor                                        |
          +------------------------------------------------------------+
       
                               EXTENDED AT COMMANDS
       
          +------------------------------------------------------------+
          |                         BREAK TYPE                         |
          |------------------------------------------------------------|
          | Type:             | Configuration                          |
          |-------------------+----------------------------------------|
          | Format:           | AT [cmds] \Kn [cmds]                   |
          |-------------------+----------------------------------------|
          | Description:      | Configures action of break signal      |
          |------------------------------------------------------------|
          |  Command   |                   Function                    |
          |------------+-----------------------------------------------|
          |    \K5     | Non-destructive/non-expedited break           |
          +------------------------------------------------------------+
       
           
       
           
       
           
       
           
       
           
       
           
       
          +------------------------------------------------------------+
          |                        BUFFER MODE                         |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] \Jn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Sets the buffer mode                        |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     \J0      | Buffer mode enabled, error control selected |
          |              | by /Nn                                      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        CALLING TONE                        |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] -Cn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Controls the calling tone                   |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     -C0      | Calling tone disabled                       |
          |--------------+---------------------------------------------|
          |     -C1      | Calling tone enabled                        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        COMPRESSION                         |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] %Cn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects data compression                    |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     %C0      | Data compression disabled                   |
          |--------------+---------------------------------------------|
          |     %C1      | V.42bis MNP5 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      | Auto-reliable mode enabled                  |
          |--------------+---------------------------------------------|
          |     \N7      | Auto-reliable mode enabled                  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        FLOW CONTROL                        |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] \Gn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects modem port flow control             |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     \G0      | Command is included for compatibility only; |
          |              | it performs no function                     |
          +------------------------------------------------------------+
       
           
       
           
       
           
       
           
       
           
       
          +------------------------------------------------------------+
          |                     FLOW CONTROL TYPE                      |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] \Qn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Sets type of flow control used by modem     |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     \Q0      | Flow control disabled                       |
          |--------------+---------------------------------------------|
          |     \Q1      | XON/XOFF flow control enabled               |
          |--------------+---------------------------------------------|
          |     \Q3      | RTS/CTS flow control enabled                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   XON/XOFF PASS-THROUGH                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] \Xn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects whether XON/XOFF signals are sent   |
          |              | to remote modem                             |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     \X0      | XON/XOFF signals trapped by local modem     |
          +------------------------------------------------------------+
       
                               S(status) -REGISTERS
       
          +------------------------------------------------------------+
          |              AUTO-RATE AND RETRAIN SELECTION               |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S42=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 1                                           |
          |--------------+---------------------------------------------|
          | Range:       | 0-1                                         |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | Controls the V.32bis and V.22bis auto       |
          |              | rate/V.32 retrain operation                 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S28                   |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S28=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 1                                           |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | Controls V.34 modulation.                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        CALLING TONE                        |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S35=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 1                                           |
          |--------------+---------------------------------------------|
          | Range:       | 0-1                                         |
          |--------------+---------------------------------------------|
          | Description: | Sets the data calling tone                  |
          +------------------------------------------------------------+
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
           
       
          +------------------------------------------------------------+
          |                       DCE LINE SPEED                       |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S37=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Description: | Sets the maximum allowable data exchange    |
          |              | rate attempted during handshake process.    |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |   í S37=0    | Maximum modem speed                         |
          |--------------+---------------------------------------------|
          |    S37=2     | 1200/75bps                                  |
          |--------------+---------------------------------------------|
          |    S37=3     | 300bps                                      |
          |--------------+---------------------------------------------|
          |    S37=5     | 1200bps                                     |
          |--------------+---------------------------------------------|
          |    S37=6     | 2400bps                                     |
          |--------------+---------------------------------------------|
          |    S37=7     | 4800bps                                     |
          |--------------+---------------------------------------------|
          |    S37=8     | 7200bps                                     |
          |--------------+---------------------------------------------|
          |    S37=9     | 9600bps                                     |
          |--------------+---------------------------------------------|
          |    S37=10    | 12000bps                                    |
          |--------------+---------------------------------------------|
          |    S37=11    | 14400bps                                    |
          |--------------+---------------------------------------------|
          |    S37=12    | 16800bps                                    |
          |--------------+---------------------------------------------|
          |    S37=13    | 19200bps                                    |
          |--------------+---------------------------------------------|
          |    S37=14    | 21600bps                                    |
          |--------------+---------------------------------------------|
          |    S37=15    | 24000bps                                    |
          |--------------+---------------------------------------------|
          |    S37=16    | 26400bps                                    |
          |--------------+---------------------------------------------|
          |    S37=17    | 28800bps                                    |
          |--------------+---------------------------------------------|
          |    S37=18    | 31200bps                                    |
          |--------------+---------------------------------------------|
          |    S37=19    | 33600bps                                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         DEBUGGING                          |
          |------------------------------------------------------------|
          | Type:                           | Register                 |
          |------------------------------------------------------------|
          | Format:      | AT [cmds] S43=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 1                                           |
          |--------------+---------------------------------------------|
          | Range:       | 0-1                                         |
          |--------------+---------------------------------------------|
          | Description: | Controls the auto modem for debugging only  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      SLEEP MODE TIMER                      |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S89=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 10                                          |
          |--------------+---------------------------------------------|
          | Range:       | 0, 5-255                                    |
          |--------------+---------------------------------------------|
          | Description: | Controls the sleep mode timer               |
          +------------------------------------------------------------+