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       # MAGICXPRESS
       
          MX56PCM - T
       
          Card Type              Modem/Fax card                          
          Chip Set               Unidentified                            
          Maximum Modem Rate     56.0Kbps                                
          Maximum Fax Rate       14.4Kbps                                
          Data Modulation        Bell 103A/212A                          
          Protocol                                                       
                                 ITU-T V.34, V.32bis, V.32, V.22bis,     
                                 V.23, V.22, V.21                        
          Fax Modulation         ITU-T V.17, V.27ter, V.29, T.4, T.30    
          Protocol               
          Error                  MNP5, V.42, V.42bis                     
          Correction/Compression 
          Fax Class              Class I & II                            
          Data Bus               PCMCIA                                  
       
                                                                   54388
       
          +------------------------------------------------------------+
          |                   SUPPORTED COMMAND SET                    |
          |------------------------------------------------------------|
          |                     Basic AT Commands                      |
          |------------------------------------------------------------|
          | AT, ‘+++’, A/                                              |
          |------------------------------------------------------------|
          | A, C, E, F, H, M, P, Q, T, V, W, Y, Z                      |
          |------------------------------------------------------------|
          | &B, &C, &G, &V, &Z                                         |
          |------------------------------------------------------------|
          |                    Extended AT Commands                    |
          |------------------------------------------------------------|
          | \J, \V                                                     |
          |------------------------------------------------------------|
          | -C                                                         |
          |------------------------------------------------------------|
          |                        S Registers                         |
          |------------------------------------------------------------|
          | S0, S1, S2, S3, S4, S5, S6, S7, S8, S10, S11, S12, S30     |
          |------------------------------------------------------------|
          |                                                            |
          |------------------------------------------------------------|
          | Note: See MHI Help File for full command documentation.    |
          +------------------------------------------------------------+
       
                            Proprietary AT Command Set
       
          +------------------------------------------------------------+
          |                  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 1200bps                       |
          |--------------+---------------------------------------------|
          |     í B1     | Bell 212A at 1200bps                        |
          |--------------+---------------------------------------------|
          |      B2      | Unselects V.23 reverse channel              |
          |--------------+---------------------------------------------|
          |      B3      | Unselects V.23 reverse channel              |
          |--------------+---------------------------------------------|
          |     B15      | ITU-T V.21 when operating at 300bps         |
          |--------------+---------------------------------------------|
          |    í B16     | Bell 103J AT 300BPS                         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                            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                       |
          |--------------+---------------------------------------------|
          |      DV      | Speakerphone enabled.                       |
          |--------------+---------------------------------------------|
          |     DS=n     | Dial stored telephone number n              |
          |--------------+---------------------------------------------|
          |     í 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;      | Modem returned to idle state after dialing. |
          |              | The semicolon can only be placed at the end |
          |              | of the dial command.                        |
          |--------------+---------------------------------------------|
          |      D$      | Bong tone detection                         |
          |--------------+---------------------------------------------|
          |      D^      | Data calling tone transmission disabled     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     REPORT INFORMATION                     |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] In [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Displays information requested              |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      I0      | Reports modem model and speed               |
          |--------------+---------------------------------------------|
          |      I1      | Reports ROM checksum                        |
          |--------------+---------------------------------------------|
          |      I2      | Tests and reports ROM checksum              |
          |--------------+---------------------------------------------|
          |      I3      | Reports modem model and speed               |
          |--------------+---------------------------------------------|
          |      I4      | Reports firmware version for data pump      |
          |--------------+---------------------------------------------|
          |      I5      | Reports board ID: software version,         |
          |              | hardware version, and country ID            |
          |--------------+---------------------------------------------|
          |      I9      | Reports country code                        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       SPEAKER VOLUME                       |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Ln [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Controls speaker volume                     |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      L0      | Low volume setting                          |
          |--------------+---------------------------------------------|
          |      L1      | Low volume setting                          |
          |--------------+---------------------------------------------|
          |     í L2     | Medium volume setting                       |
          |--------------+---------------------------------------------|
          |      L3      | Highest volume setting                      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    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      | In originate or answer mode, handshake      |
          |              | begins at line speed designated by the S37  |
          |              | register                                    |
          |--------------+---------------------------------------------|
          |      N1      | In originate or answer mode, handshake      |
          |              | begins at line speed designated by the S37  |
          |              | register. Modem can shift to a slower speed |
          |              | if necessary except when in \N mode.        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          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       | On-line command mode with rate             |
          |               | renegotiation                              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             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;      |
          |              | extended result codes disabled.             |
          |--------------+---------------------------------------------|
          |      X1      | Busy and dial tone detection disabled;      |
          |              | extended result codes enabled.              |
          |--------------+---------------------------------------------|
          |      X2      | Busy tone detection disabled, dial tone     |
          |              | detection enabled; extended result codes    |
          |              | enabled.                                    |
          |--------------+---------------------------------------------|
          |      X3      | Busy tone detection enabled, dial tone      |
          |              | detection disabled; extended result codes   |
          |              | enabled.                                    |
          |--------------+---------------------------------------------|
          |     í X4     | Busy and dial tone detection enabled;       |
          |              | extended result codes enabled.              |
          |--------------+---------------------------------------------|
          |      X5      | Busy and dial tone detection enabled;       |
          |              | extended result codes enabled.              |
          |--------------+---------------------------------------------|
          |      X6      | Busy and dial tone detection enabled,       |
          |              | extended result codes enabled.              |
          |--------------+---------------------------------------------|
          |      X7      | Busy and dial tone detection enabled;       |
          |              | extended result codes disabled.             |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DATA TERMINAL READY (DTR)                  |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Dn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects modem response to DTR               |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &D0      | DTR override                                |
          |--------------+---------------------------------------------|
          |     &D1      | DTR toggle causes online command mode       |
          |--------------+---------------------------------------------|
          |    í &D2     | Normal DTR operations                       |
          |--------------+---------------------------------------------|
          |     &D3      | Resets on receipt of DTR                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  FACTORY DEFAULT PROFILE                   |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &F [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Sets values in active profile to values     |
          |              | found in the default profile                |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &F0      | Sets values to standard factory             |
          |              | configuration                               |
          |--------------+---------------------------------------------|
          |     &F5      | Sets values to factory configuration for    |
          |              | ETC mode                                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   AUXILLARY RELAY OPTION                   |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &J [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Enables auxiliary relay option              |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &J0      | The auxiliary relay is never closed         |
          |--------------+---------------------------------------------|
          |     &J1      | Not supported                               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        FLOW CONTROL                        |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Kn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Enables flow control options                |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &K0      | Flow control disabled                       |
          |--------------+---------------------------------------------|
          |    í &K3     | RTS/CTS flow control enabled                |
          |--------------+---------------------------------------------|
          |     &K4      | XON/XOFF flow control enabled               |
          |--------------+---------------------------------------------|
          |     &K5      | Error                                       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    COMMUNICATIONS MODE                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Mn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects communications mode                 |
          |--------------+---------------------------------------------|
          |   Command    |                    Mode                     |
          |--------------+---------------------------------------------|
          |    í &M0     | Asynchronous mode                           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    PULSE DIALING RATIO                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Pn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects pulse dial make/break ratio         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &P0     | 33/66ms                                     |
          |--------------+---------------------------------------------|
          |     &P1      | 17/33ms at 20pps                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    COMMUNICATIONS MODE                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Qn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects communications mode options         |
          |--------------+---------------------------------------------|
          |   Command    |                    Mode                     |
          |--------------+---------------------------------------------|
          |     &Q0      | Buffered asynchronous mode                  |
          |--------------+---------------------------------------------|
          |     &Q5      | Error correction mode                       |
          |--------------+---------------------------------------------|
          |     &Q6      | Buffered asynchronous mode                  |
          |--------------+---------------------------------------------|
          |     &Q8      | MNP error control mode                      |
          |--------------+---------------------------------------------|
          |     &Q9      | V.42 or MNP error control mode              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    DATA SET READY (DSR)                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Sn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects DSR options                         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &S0     | DSR forced high                             |
          |--------------+---------------------------------------------|
          |     &S1      | DSR high only while modem is handshaking or |
          |              | connected                                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         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      | Begin remote digital loopback test          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    STORE ACTIVE PROFILE                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Wn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Writes the values for the active profile    |
          |              | into the non-volatile RAM                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                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                   |
          |--------------+---------------------------------------------|
          |     &Y0      | Restore profile 0 on power-up               |
          +------------------------------------------------------------+
       
                             EXTENDED AT COMMAND SET
       
          +------------------------------------------------------------+
          |                        FLOW CONTROL                        |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] \Gn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects modem port flow control             |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     \G0      | Returns "OK" for compatibility              |
          |--------------+---------------------------------------------|
          |     \G1      | Not supported                               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         BREAK TYPE                         |
          |------------------------------------------------------------|
          | Type:               | Configuration                        |
          |---------------------+--------------------------------------|
          | Format:             | AT [cmds] \Kn [cmds]                 |
          |---------------------+--------------------------------------|
          | Description:        | Configures action of break signal    |
          |------------------------------------------------------------|
          |  Command   | Break from  | Modem receives | Break received |
          |            |     DTE     |       \B       |  from remote   |
          |            |             |                |     modem      |
          |------------+-------------+----------------+----------------|
          |    \K5     | Send break  | Send break     | Break sent     |
          |            | with        | with           | with received  |
          |            | transmitted | transmitted    | data to the    |
          |            | data        | data           | DTE            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        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      | MNP reliable mode enabled                   |
          |--------------+---------------------------------------------|
          |    í \N3     | MNP auto-reliable mode enabled              |
          |--------------+---------------------------------------------|
          |     \N4      | V.42 reliable mode enabled                  |
          |--------------+---------------------------------------------|
          |     \N5      | MNP auto-reliable mode enabled              |
          |--------------+---------------------------------------------|
          |     \N7      | MNP auto-reliable mode enabled              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     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      | Bi-directional XON/XOFF flow control        |
          |              | enabled                                     |
          |--------------+---------------------------------------------|
          |     \Q2      | CTS flow control by DCE enabled             |
          |--------------+---------------------------------------------|
          |    í \Q3     | Bi-directional 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     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          BACKLIST                          |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] %Bn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Displays numbers for which the last call    |
          |              | attempted in the past two hours failed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        COMPRESSION                         |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] %Cn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects data compression                    |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     %C0      | Data compression disabled                   |
          |--------------+---------------------------------------------|
          |     %C1      | MNP5 and V.42bis; or data compression and   |
          |              | correction enabled                          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 SYNCHRONOUS BUFFERED MODE                  |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] +ESn [cmds]                       |
          |--------------+---------------------------------------------|
          | Description: | Enables synchronous buffered data mode to   |
          |              | allow an H.324 video application direct     |
          |              | access to the synchronous data channel      |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    +ES=6     | Synchronous buffered data mode enabled      |
          |------------------------------------------------------------|
          | Note: the only allowable value is +ES=6                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             WRITE TO/READ FROM HOST INTERFACE              |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] +&&C [cmds]                       |
          |--------------+---------------------------------------------|
          | Description: | Sets write to/read host interface           |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |   &&C<loc>   | Reads from location                         |
          |--------------+---------------------------------------------|
          |  &&C<loc>,   | Writes the value to host interface at       |
          |    <val>     | location                                    |
          |------------------------------------------------------------|
          | Note: for testing purposes only                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   LINE-TO-LINE LOOPBACK                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] +&&L [cmds]                       |
          |--------------+---------------------------------------------|
          | Description: | Provides a loopback for line-to-line        |
          |------------------------------------------------------------|
          | Note: for testing purposes only                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 WRITE TO/READ FROM DSP RAM                 |
          |------------------------------------------------------------|
          | Type:           | Configuration                            |
          |-----------------+------------------------------------------|
          | Format:         | AT [cmds] +&&R [cmds]                    |
          |-----------------+------------------------------------------|
          | Description:    | Sets write to/read DSP RAM               |
          |-----------------+------------------------------------------|
          |     Command     |                 Function                 |
          |-----------------+------------------------------------------|
          |    &&R<loc>     | Reads from location                      |
          |-----------------+------------------------------------------|
          | &&R<loc>, <val> | Writes the value to DSP RAM at location  |
          |------------------------------------------------------------|
          | Note: for testing purposes only                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   SPEAKER CODEC LOOPBACK                   |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] +&&S [cmds]                       |
          |--------------+---------------------------------------------|
          | Description: | Provides a loopback from microphone to      |
          |              | speaker                                     |
          |------------------------------------------------------------|
          | Note: for testing purposes only                            |
          +------------------------------------------------------------+
       
                               S(STATUS) -REGISTERS
       
          +------------------------------------------------------------+
          |                      V.34 MODUALTION                       |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S28=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Description: | Enables/disables V.34 modulation. S28=0     |
          |              | will disable                                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DATA CALLING TONE                      |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] S35=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Range:       | 0-1                                         |
          |--------------+---------------------------------------------|
          | Description: | Enables/disables data calling tone to allow |
          |              | for remote Data/FAX/Voice discrimination.   |
          |              | S38=0 will disable                          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                ERROR CORRECTION NEGOTIATION                |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S36=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Description: | Selects the action of the modem if it fails |
          |              | to connect with the error-correction        |
          |              | protocol set in &Q.                         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    S36=0     | Hang up                                     |
          |--------------+---------------------------------------------|
          |    S36=1     | Fallback to an asynchronous connection      |
          |--------------+---------------------------------------------|
          |    S36=2     | Hang up                                     |
          |--------------+---------------------------------------------|
          |    S36=3     | Fallback to an asynchronous connection      |
          |--------------+---------------------------------------------|
          |    S36=4     | Attempt a connection at MNP2-4; if that     |
          |              | fails, hang up.                             |
          |--------------+---------------------------------------------|
          |    S36=5     | Attempt a connection at MNP2-4; if that     |
          |              | fails, attempt an asynchronous connection.  |
          |--------------+---------------------------------------------|
          |    S36=6     | Attempt a connection at MNP2-4; if that     |
          |              | fails, hang up.                             |
          |--------------+---------------------------------------------|
          |   í S36=7    | Attempt a connection at MNP2-4; if that     |
          |              | fails, attempt an asynchronous connection.  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       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                   |
          |--------------+---------------------------------------------|
          |    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    | 12.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=11    | 14.4Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=12    | 16.8Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=13    | 19.2Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=14    | 21.6Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=15    | 24.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=16    | 26.4Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=17    | 28.8Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=18    | 31.2Kbps                                    |
          |--------------+---------------------------------------------|
          |    S37=19    | 33.6Kbps                                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   56Kbps DCE LINE SPEED                    |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S38=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Description: | Sets the maximum allowable data exchange    |
          |              | rate attempted during handshake process.    |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    S38=0     | 56Kbps                                      |
          |--------------+---------------------------------------------|
          |    S38=1     | Maximum modem speed                         |
          |--------------+---------------------------------------------|
          |    S38=2     | 32.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=3     | 34.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=4     | 36.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=5     | 38.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=6     | 40.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=7     | 42.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=8     | 44.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=9     | 46.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=10    | 48.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=11    | 50.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=12    | 52.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=13    | 54.0Kbps                                    |
          |--------------+---------------------------------------------|
          |    S38=14    | 56.0Kbps                                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   ETC STARTUP AUTO RATE                    |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S40=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Description: | Sets the ETC autorate.                      |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    S40=0     | Startup with normal autorating              |
          |--------------+---------------------------------------------|
          |    S40=1     | Startup at an initial rate of 4800 or below |
          |--------------+---------------------------------------------|
          |    S40=2     | Startup at an initial rate of 9600 or below |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         AUTO RATE                          |
          |------------------------------------------------------------|
          | Type:            | Register                                |
          |------------------+-----------------------------------------|
          | Format           | AT [cmds] S42=n [cmds]                  |
          |------------------+-----------------------------------------|
          | Range:           | 0-1                                     |
          |------------------+-----------------------------------------|
          | Description:     | Enables/disables auto rate.             |
          |------------------+-----------------------------------------|
          |     Command      |                Function                 |
          |------------------+-----------------------------------------|
          |      S42=0       | Auto rate disabled                      |
          |------------------+-----------------------------------------|
          |      S42=1       | Auto rate enabled                       |
          |------------------------------------------------------------|
          |      Note: For testing and debugging purposes only         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         AUTO MODE                          |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S43=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Range:       | 0-1                                         |
          |--------------+---------------------------------------------|
          | Description: | Enables/disables V.32bis auto mode.         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    S43=0     | Auto mode disabled                          |
          |--------------+---------------------------------------------|
          |    S43=1     | Auto mode disabled                          |
          |------------------------------------------------------------|
          |      Note: For testing and debugging purposes only         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                FEATURE NEGOTIATION OPTIONS                 |
          |------------------------------------------------------------|
          | Type:                        | Register                    |
          |------------------------------------------------------------|
          | Format:      | AT [cmds] S48=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Description: | Selects active error correction and         |
          |              | compression protocols                       |
          |------------------------------------------------------------|
          |    Command     |                 Function                  |
          |----------------+-------------------------------------------|
          |     S48=7      | Detection negotiation and XID negotiation |
          |                | enabled                                   |
          |----------------+-------------------------------------------|
          |    S48=128     | Fall-back to options set in S36           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      INACTIVITY TIMER                      |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] S89=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Range:       | 0, 5-255                                    |
          |--------------+---------------------------------------------|
          | Unit:        | 1 minute                                    |
          |--------------+---------------------------------------------|
          | Description: | Sets the length of time that the modem does |
          |              | not receive information before it           |
          |              | disconnects; S89=0 will disable.            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     LOCAL PHONE STATUS                     |
          |------------------------------------------------------------|
          | Type:                           | Register                 |
          |------------------------------------------------------------|
          | Format:      | AT [cmds] S90=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Description: | Selects active error correction and         |
          |              | compression protocols                       |
          |------------------------------------------------------------|
          |        Command         |             Function              |
          |------------------------+-----------------------------------|
          |         S90=0          | Local phone on-hook               |
          |------------------------+-----------------------------------|
          |         S90=1          | Local phone off-hook              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              TRANSMISSION LEVEL - LEASED-LINE              |
          |------------------------------------------------------------|
          | Type        | Register or Configuration                    |
          |-------------+----------------------------------------------|
          | Format      | AT [cmds] S91=n [cmds]                       |
          |-------------+----------------------------------------------|
          | Range       | 6-15                                         |
          |-------------+----------------------------------------------|
          | Unit        | -1 dBm                                       |
          |-------------+----------------------------------------------|
          | Description | Sets the signal level for transmission over  |
          |             | leased-lines                                 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            TRANSMISSION LEVEL - DIRECT CONNECT             |
          |------------------------------------------------------------|
          | Type        | Register or Configuration                    |
          |-------------+----------------------------------------------|
          | Format      | AT [cmds] S92=n [cmds]                       |
          |-------------+----------------------------------------------|
          | Range       | Unidentified                                 |
          |-------------+----------------------------------------------|
          | Unit        | -1 dBm                                       |
          |-------------+----------------------------------------------|
          | Description | Sets the signal level for direct connect     |
          |             | transmission                                 |
          |------------------------------------------------------------|
          | Note: Setting may be different for different phones        |
          +------------------------------------------------------------+