(TXT) View Source
       
       # MAXTECH CORPORATION
       
          XPVS 56IF (SF-1156HV/TX(X2))
       
          Card Type              Modem (asynchronous)                    
          Chip Set               Unidentified                            
          I/O Options            microphone, speaker out, line in, line  
                                 out                                     
          Maximum Modem Rate     56Kbps                                  
          Maximum Fax Rate       14.4Kbps                                
          Data Modulation        Bell 103/212                            
          Protocol                                                       
                                 ITU-T V.21, V.22, V.22bis, V.23, V.32,  
                                 V.32bis, V.34+, x2                      
          Fax Modulation         ITU-T V.17, V.27ter, V.29               
          Protocol               
          Error                  MNP5, V.42bis, V.42bis                  
          Correction/Compression 
          Fax Class              Unidentified                            
          Data Bus               8-bit ISA                               
          Card Size              Half-length, half-height card           
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Function        | Label  |   Function    |  Label   |
          |------------------------------------------------------------|
          | Line out                   |   CN1    | Microphone  | CN4  |
          |----------------------------+----------+-------------+------|
          | Line in                    |   CN2    | Speaker out | CN3  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                 Setting                 | Label | Position |
          |-----------------------------------------+-------+----------|
          | í Speaker type stereo                   |  JP5  |  Closed  |
          |-----------------------------------------+-------+----------|
          | Speaker type mono                       |  JP5  |   Open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    SERIAL PORT ADDRESS                     |
          |------------------------------------------------------------|
          |    Setting    |    JP3/A     |    JP3/B     |    JP3/C     |
          |---------------+--------------+--------------+--------------|
          |  COM1 (3F8h)  |    Closed    |    Closed    |    Closed    |
          |---------------+--------------+--------------+--------------|
          |  COM2 (2F8h)  |     Open     |    Closed    |    Closed    |
          |---------------+--------------+--------------+--------------|
          |  COM3 (3E8h)  |    Closed    |     Open     |    Closed    |
          |---------------+--------------+--------------+--------------|
          |  COM4 (2E8h)  |     Open     |     Open     |    Closed    |
          |---------------+--------------+--------------+--------------|
          |      PnP      |     Open     |     Open     |     Open     |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                                                        
       
                                                                        
       
          +------------------------------------------------------------+
          |                    INTERRUPT SELECTION                     |
          |------------------------------------------------------------|
          |  IRQ  |  JP2/A   |  JP2/B   |  JP2/C   |  JP2/D  |  JP2/E  |
          |-------+----------+----------+----------+---------+---------|
          |  2/9  |  Closed  |   Open   |   Open   |  Open   |  Open   |
          |-------+----------+----------+----------+---------+---------|
          |   3   |   Open   |  Closed  |   Open   |  Open   |  Open   |
          |-------+----------+----------+----------+---------+---------|
          |   4   |   Open   |   Open   |  Closed  |  Open   |  Open   |
          |-------+----------+----------+----------+---------+---------|
          |   5   |   Open   |   Open   |   Open   | Closed  |  Open   |
          |-------+----------+----------+----------+---------+---------|
          |   7   |   Open   |   Open   |   Open   |  Open   | Closed  |
          |-------+----------+----------+----------+---------+---------|
          |  PnP  |   Open   |   Open   |   Open   |  Open   |  Open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   SUPPORTED COMMAND SET                    |
          |------------------------------------------------------------|
          |                     Basic AT Commands                      |
          |------------------------------------------------------------|
          | AT, +++, A/                                                |
          |------------------------------------------------------------|
          | A, B, E, F, H, M, O, P, T, V, X                            |
          |------------------------------------------------------------|
          | &C, &G, &T, &W, &Z                                         |
          |------------------------------------------------------------|
          |                        S Registers                         |
          |------------------------------------------------------------|
          | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12,     |
          | S16, S18, S25, S38                                         |
          |------------------------------------------------------------|
          |                     AT Voice Commands                      |
          |------------------------------------------------------------|
          | #VBQ?, #VBS, #VBT, #VCI, #VLS, #VRA, #VRN, #VRX, #VSK,     |
          | #VSP, #VSR, #VSS, #VTD, #VTS,                              |
          |------------------------------------------------------------|
          | #VTX, #BDR, #CLS, #MDL, #MFR, #REV?                        |
          |------------------------------------------------------------|
          | Note: See MHI Help File for full command documentation.    |
          +------------------------------------------------------------+
       
                            Proprietary AT Command Set
       
          +------------------------------------------------------------+
          |                      DISPLAY COMMANDS                      |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] $ [cmds]                          |
          |--------------+---------------------------------------------|
          | Description: | Displays the basic command set              |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                            DIAL                            |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] D<#> [cmds]                       |
          |--------------+---------------------------------------------|
          | Description: | Dials telephone number according to any     |
          |              | modifiers included in the string            |
          |--------------+---------------------------------------------|
          | Note:        | Any combination of modifiers can be used to |
          |              | produce the desired dial functions in       |
          |              | sequence.                                   |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      DL      | Re-dial last number                         |
          |--------------+---------------------------------------------|
          |      DP      | Pulse dialing enabled                       |
          |--------------+---------------------------------------------|
          |      DR      | Answer mode enabled; originate mode         |
          |              | disabled following handshake initiation.    |
          |--------------+---------------------------------------------|
          |     DS=n     | Dial stored telephone number n              |
          |--------------+---------------------------------------------|
          |      DT      | Tone dialing enabled/Pulse dialing disabled |
          |--------------+---------------------------------------------|
          |      DW      | Dialing resumed following dial tone         |
          |              | detection                                   |
          |--------------+---------------------------------------------|
          |      D,      | Dialing paused for amount of time specified |
          |              | in S8 register                              |
          |--------------+---------------------------------------------|
          |      D/      | Delays for 125msec. before dialing          |
          |--------------+---------------------------------------------|
          |      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$      | Wait for prompt tone detection function     |
          |              | enabled. Waits for prompt tone for amount   |
          |              | of time specified by the S7 command.        |
          |--------------+---------------------------------------------|
          |      D;      | Modem returned to idle state after dialing. |
          |              | The semicolon can only be placed at the end |
          |              | of the dial command.                        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     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 product ID                          |
          |--------------+---------------------------------------------|
          |      I4      | Reports current modem settings              |
          |--------------+---------------------------------------------|
          |      I5      | Displays active and stored profiles         |
          |--------------+---------------------------------------------|
          |      I6      | Reports data connection information         |
          |--------------+---------------------------------------------|
          |      I7      | Reports manufacturer and model information  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       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                      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        RESULT CODES                        |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Qn [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Enables modem to send result codes to the   |
          |              | DTE                                         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     í Q0     | Result code sending enabled                 |
          |--------------+---------------------------------------------|
          |      Q1      | Result code sending disabled                |
          |--------------+---------------------------------------------|
          |      Q2      | Displays result codes only in Originate     |
          |              | Mode                                        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CONFIGURATION PROFILE SELECT                |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Yn [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Commands the modem to use Profile 0 or      |
          |              | Profile 1                                   |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     í Y0     | Configuration Profile 0 active upon power   |
          |              | on or reset                                 |
          |--------------+---------------------------------------------|
          |      Y1      | Configuration Profile 1 active upon power   |
          |              | on or reset                                 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         SOFT RESET                         |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Zn [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Restores modem profiles previously saved in |
          |              | non-volatile RAM using the &W command.      |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      Z0      | Reset and retrieve active profile set by    |
          |              | the Y command                               |
          |--------------+---------------------------------------------|
          |      Z1      | Reset and retrieve active profile 0         |
          |--------------+---------------------------------------------|
          |      Z2      | Reset and retrieve active profile 1         |
          |--------------+---------------------------------------------|
          |      Z3      | Reset and retrieve factory default profile  |
          |              | 0                                           |
          |--------------+---------------------------------------------|
          |      Z4      | Reset and retrieve factory default profile  |
          |              | 1                                           |
          |--------------+---------------------------------------------|
          |      Z5      | Reset and retrieve factory default profile  |
          |              | 2                                           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               AUTO-ANSWER - ORIGINATE/ANSWER               |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &An [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects originate or answer mode when in    |
          |              | Auto-Answer mode                            |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &A0     | Disable ARQ result codes                    |
          |--------------+---------------------------------------------|
          |     &A1      | Enable ARQ result codes                     |
          |--------------+---------------------------------------------|
          |     &A2      | Disable ARQ result codes and V.32           |
          |              | modulation                                  |
          |--------------+---------------------------------------------|
          |     &A3      | Enable ARQ result codes, V.32 modulation,   |
          |              | error correction and data compression       |
          |              | protocols                                   |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                      DTE RATE ADJUST                       |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Bn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Controls DTE rate                           |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &B0      | DTE rate adjust to DCE rate after on line   |
          |--------------+---------------------------------------------|
          |    í &B1     | Constant DTE rate                           |
          |--------------+---------------------------------------------|
          |     &B2      | Constant DTE rate in ARQ mode, variable in  |
          |              | non-ARQ mode                                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 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                  |
          |---------------+--------------------------------------------|
          |      &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.                               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  FACTORY DEFAULT PROFILE                   |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &F [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Sets values in active profile to values     |
          |              | found in the default profile                |
          |--------------+---------------------------------------------|
          |    í &F0     | Recall factory default configuration 0      |
          |--------------+---------------------------------------------|
          |     &F1      | Recall factory default configuration        |
          |              | profile 1 (hardware flow control enabled)   |
          |--------------+---------------------------------------------|
          |     &F2      | Recall factory default configuration        |
          |              | profile 2 (software flow control enabled)   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          TX FLOW                           |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Hn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Controls TX flow settings                   |
          |------------------------------------------------------------|
          |      Note: Used primarily for international data           |
          |      transmission                                          |
          |------------------------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &H0      | Disable TX flow controll                    |
          |--------------+---------------------------------------------|
          |    í &H1     | Enable hardware TX flow control (CTS)       |
          |--------------+---------------------------------------------|
          |     &H2      | Enable software TX flow control (XON/XOFF)  |
          |--------------+---------------------------------------------|
          |     &H3      | Enable hardware (CTS) and software          |
          |              | (XON/XOFF) TX flow control                  |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                          RX FLOW                           |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &In [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Controls RX flow settings                   |
          |------------------------------------------------------------|
          |      Note: Used primarily for international data           |
          |      transmission                                          |
          |------------------------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &I0     | Disable software RX flow control            |
          |--------------+---------------------------------------------|
          |     &I1      | Enable software RX flow control (XON/XOFF)  |
          |--------------+---------------------------------------------|
          |     &I2      | Enable software RX flow control (XON/XOFF), |
          |              | but do not pass XON/XOFF to remote modem or |
          |              | local DTE                                   |
          |--------------+---------------------------------------------|
          |     &I3      | Enable HP ENQ/ACK software flow control,    |
          |              | host mode                                   |
          |--------------+---------------------------------------------|
          |     &I4      | Enable HP ENQ/ACK software flow control,    |
          |              | terminal mode                               |
          |--------------+---------------------------------------------|
          |     &I5      | Enable software RX flow control (XON/XOFF)  |
          |              | for non-ARQ mode                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    COMPRESSION CONTROL                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Kn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Enables compression control options         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &K0      | Disable V.42bis/MNP5 data compression       |
          |--------------+---------------------------------------------|
          |    í &K1     | Auto data compression                       |
          |--------------+---------------------------------------------|
          |     &K2      | Enable V.42bis/MNP5 data compression        |
          |--------------+---------------------------------------------|
          |     &K3      | Disable MNP5 data compression               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    COMMUNICATIONS MODE                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Mn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects communications mode                 |
          |--------------+---------------------------------------------|
          |   Command    |                    Mode                     |
          |--------------+---------------------------------------------|
          |     &M0      | Normal mode enabled                         |
          |--------------+---------------------------------------------|
          |    í &M4     | ARQ and normal modes enabled                |
          |--------------+---------------------------------------------|
          |     &M5      | ARQ mode enabled                            |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                 AUTOMODE CONNECTION SPEED                  |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Nn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects connection speed                    |
          |--------------+---------------------------------------------|
          |   Command    |                    Mode                     |
          |--------------+---------------------------------------------|
          |    í &N0     | Enable Automode                             |
          |--------------+---------------------------------------------|
          |     &N1      | Set connection speed to 300bps              |
          |--------------+---------------------------------------------|
          |     &N2      | Set connection speed to 1200bps             |
          |--------------+---------------------------------------------|
          |     &N3      | Set connection speed to 2400bps             |
          |--------------+---------------------------------------------|
          |     &N4      | Set connection speed to 4800bps             |
          |--------------+---------------------------------------------|
          |     &N5      | Set connection speed to 7200bps             |
          |--------------+---------------------------------------------|
          |     &N6      | Set connection speed to 9600bps             |
          |--------------+---------------------------------------------|
          |     &N7      | Set connection speed to 12000bps            |
          |--------------+---------------------------------------------|
          |     &N8      | Set connection speed to 14400bps            |
          |--------------+---------------------------------------------|
          |     &N9      | Set connection speed to 16800bps            |
          |--------------+---------------------------------------------|
          |     &N10     | Set connection speed to 19200bps            |
          |--------------+---------------------------------------------|
          |     &N11     | Set connection speed to 21600bps            |
          |--------------+---------------------------------------------|
          |     &N12     | Set connection speed to 24400bps            |
          |--------------+---------------------------------------------|
          |     &N13     | Set connection speed to 26400bps            |
          |--------------+---------------------------------------------|
          |     &N14     | Set connection speed to 28800bps            |
          |--------------+---------------------------------------------|
          |     &N15     | Set connection speed to 31200bps            |
          |--------------+---------------------------------------------|
          |     &N16     | Set connection speed to 33600bps            |
          |--------------+---------------------------------------------|
          |     &N17     | Set connection speed to 33333bps            |
          |--------------+---------------------------------------------|
          |     &N18     | Set connection speed to 37333bps            |
          |--------------+---------------------------------------------|
          |     &N19     | Set connection speed to 41333bps            |
          |--------------+---------------------------------------------|
          |     &N20     | Set connection speed to 42666bps            |
          |--------------+---------------------------------------------|
          |     &N21     | Set connection speed to 44000bps            |
          |--------------+---------------------------------------------|
          |     &N22     | Set connection speed to 45333bps            |
          |--------------+---------------------------------------------|
          |     &N23     | Set connection speed to 46666bps            |
          |--------------+---------------------------------------------|
          |     &N24     | Set connection speed to 48000bps            |
          |--------------+---------------------------------------------|
          |     &N25     | Set connection speed to 49333bps            |
          |--------------+---------------------------------------------|
          |     &N26     | Set connection speed to 50666bps            |
          |--------------+---------------------------------------------|
          |     &N27     | Set connection speed to 52000bps            |
          |--------------+---------------------------------------------|
          |     &N28     | Set connection speed to 53333bps            |
          |--------------+---------------------------------------------|
          |     &N29     | Set connection speed to 54666bps            |
          |--------------+---------------------------------------------|
          |     &N30     | Set connection speed to 56000bps            |
          |--------------+---------------------------------------------|
          |     &N31     | Set connection speed to 57333bps            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    PULSE DIALING RATIO                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Pn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects pulse dial make/break ratio         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &P0     | 39/61ms at 10pps (North America)            |
          |--------------+---------------------------------------------|
          |     &P1      | 33/67ms at 10pps (Europe)                   |
          +------------------------------------------------------------+
       
                                         
       
          +------------------------------------------------------------+
          |                          RTS/CTS                           |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Rn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects RTS/CTS options                     |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &R0      | Reserved                                    |
          |--------------+---------------------------------------------|
          |     &R1      | Modem ignores RTS signal                    |
          |--------------+---------------------------------------------|
          |     &R2      | Enable RX hardware flow control (RTS)       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    DATA SET READY (DSR)                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Sn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects DSR options                         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &S0     | DSR forced high                             |
          |--------------+---------------------------------------------|
          |     &S1      | DSR off in command mode, on in on-line mode |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                   MINIMUM DTE CONNECTION                   |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Sn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects minimum DTE connection speed        |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &U0     | Do not set minimum DCE connection speed     |
          |--------------+---------------------------------------------|
          |     &U1      | Set connection speed to 300bps              |
          |--------------+---------------------------------------------|
          |     &U2      | Set connection speed to 1200bps             |
          |--------------+---------------------------------------------|
          |     &U3      | Set connection speed to 2400bps             |
          |--------------+---------------------------------------------|
          |     &U4      | Set connection speed to 4800bps             |
          |--------------+---------------------------------------------|
          |     &U5      | Set connection speed to 7200bps             |
          |--------------+---------------------------------------------|
          |     &U6      | Set connection speed to 9600bps             |
          |--------------+---------------------------------------------|
          |     &U7      | Set connection speed to 12000bps            |
          |--------------+---------------------------------------------|
          |     &U8      | Set connection speed to 14400bps            |
          |--------------+---------------------------------------------|
          |     &U9      | Set connection speed to 16800bps            |
          |--------------+---------------------------------------------|
          |     &U10     | Set connection speed to 19200bps            |
          |--------------+---------------------------------------------|
          |     &U11     | Set connection speed to 21600bps            |
          |--------------+---------------------------------------------|
          |     &U12     | Set connection speed to 24400bps            |
          |--------------+---------------------------------------------|
          |     &U13     | Set connection speed to 26400bps            |
          |--------------+---------------------------------------------|
          |     &U14     | Set connection speed to 28800bps            |
          |--------------+---------------------------------------------|
          |     &U15     | Set connection speed to 31200bps            |
          |--------------+---------------------------------------------|
          |     &U16     | Set connection speed to 33600bps            |
          |--------------+---------------------------------------------|
          |     &U17     | Set connection speed to 33333bps            |
          |--------------+---------------------------------------------|
          |     &U18     | Set connection speed to 37333bps            |
          |--------------+---------------------------------------------|
          |     &U19     | Set connection speed to 41333bps            |
          |--------------+---------------------------------------------|
          |     &U20     | Set connection speed to 42666bps            |
          |--------------+---------------------------------------------|
          |     &U21     | Set connection speed to 44000bps            |
          |--------------+---------------------------------------------|
          |     &U22     | Set connection speed to 45333bps            |
          |--------------+---------------------------------------------|
          |     &U23     | Set connection speed to 46666bps            |
          |--------------+---------------------------------------------|
          |     &U24     | Set connection speed to 48000bps            |
          |--------------+---------------------------------------------|
          |     &U25     | Set connection speed to 49333bps            |
          |--------------+---------------------------------------------|
          |     &U26     | Set connection speed to 50666bps            |
          |--------------+---------------------------------------------|
          |     &U27     | Set connection speed to 52000bps            |
          |--------------+---------------------------------------------|
          |     &U28     | Set connection speed to 53333bps            |
          |--------------+---------------------------------------------|
          |     &U29     | Set connection speed to 54666bps            |
          |--------------+---------------------------------------------|
          |     &U30     | Set connection speed to 56000bps            |
          |--------------+---------------------------------------------|
          |     &U31     | Set connection speed to 57333bps            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       BREAK CONTROL                        |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Yn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Controls the break                          |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &Y0      | Destructive break. Does not send break      |
          |--------------+---------------------------------------------|
          |    í &Y1     | Destructive break. Break expedited          |
          |--------------+---------------------------------------------|
          |     &Y2      | Nondestructive break. Break expedited       |
          +------------------------------------------------------------+
       
                                         
       
                               S(status) -REGISTERS
       
          +------------------------------------------------------------+
          |                      BUFFER RESET S13                      |
          |------------------------------------------------------------|
          | Format:      | AT [cmds] S13=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | DTR, buffer reset, backspace, autodial.     |
          |              | Retrain +++ hangup                          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    ARQ/MNP/V.42bis S15                     |
          |------------------------------------------------------------|
          | Format:      | AT [cmds] S15=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | Disable ARQ/MNP/V.42bis                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      INACTIVITY TIMER                      |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S19=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 0                                           |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Unit:        | 1 second                                    |
          |--------------+---------------------------------------------|
          | Description: | Sets the maximum duration for inactivity    |
          |------------------------------------------------------------|
          |      Note: S19=0 disables the timer and allows an          |
          |      indefinite duration.                                  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S21                   |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S21=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | Unidentified                                |
          |--------------+---------------------------------------------|
          | Range:       | 0-253                                       |
          |--------------+---------------------------------------------|
          | Unit:        | 0.01sec                                     |
          |--------------+---------------------------------------------|
          | Description: | Sets the maximum duration for break         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                FLOW CONTROL CHARACTER - XON                |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] S22=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 17                                          |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Unit:        | ASCII                                       |
          |--------------+---------------------------------------------|
          | Description: | Sets the character used to represent XON    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               FLOW CONTROL CHARACTER - XOFF                |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] S23=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 19                                          |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Unit:        | ASCII                                       |
          |--------------+---------------------------------------------|
          | Description: | Sets the character used to represent XOFF   |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                    DTR CHANGE THRESHOLD                    |
          |------------------------------------------------------------|
          | Type:          | Register                                  |
          |----------------+-------------------------------------------|
          | Format         | AT [cmds] S25=n [cmds]                    |
          |----------------+-------------------------------------------|
          | Default:       | 5                                         |
          |----------------+-------------------------------------------|
          | Range:         | 0-255                                     |
          |----------------+-------------------------------------------|
          | Unit:          | .1 second                                 |
          |----------------+-------------------------------------------|
          | Description:   | Sets maximum time a change in the DTR     |
          |                | signal will be ignored                    |
          |------------------------------------------------------------|
          |      Note: This is the function of this register when &M1  |
          |      is not set.                                           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S27                   |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S27=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 5                                           |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | V.21 @ 300bps, trellis coding, Disable      |
          |              | V.32, answer tone, 9600 result codes,       |
          |              | disable V.32bis, enable V.23                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        ANSWER TONE                         |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S28=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 8                                           |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Unit:        | 0.1 second                                  |
          |--------------+---------------------------------------------|
          | Description: | Controls V.32 answer tone.                  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     ANSWER MODE TIMER                      |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S29=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 20                                          |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Unit:        | .01 second                                  |
          |--------------+---------------------------------------------|
          | Description: | Controls the V.21 answer mode timer.        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S32                   |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S32=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | V8, V34, V34bis, x2 Enable V.8              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S33                   |
          |------------------------------------------------------------|
          | Format:      | AT [cmds] S33=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | Disable 2400, 2743, 2800, 3000, 3200, and   |
          |              | 3429 symbol rates.                          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S34                   |
          |------------------------------------------------------------|
          | Format:      | AT [cmds] S34=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | Trellis coding :8S-2D, 16S-4D mapped        |
          |              | register 32S-2D, 64S-4D                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S41                   |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S41=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | Unidentified                                |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | Distinctive ring (on=1)                     |
          +------------------------------------------------------------+