3COM CORPORATION
================

   SPORTSTER 56K VOICE FAXMODEM (INTERNAL)

   Card Type              Modem (asynchronous)                    
   Chipset                U.S. Robotics                           
   I/O Options            Voice, speakerphone, microphone in,     
                          speaker out                             
   Maximum Data Rate      56Kbps                                  
   Maximum Fax Rate       14.4Kbps                                
   Data Modulation        Bell 103A/212A                          
                                                                  
                          ITU-T V.21, V.22, V.22bis, V.23, V.32,  
                          V.32bis, V.34                           
                                                                  
                          U.S. Robotics x2                        
   Fax Modulation         ITU-T V.17, V.21CH2, V.27ter, V.29      
   Error                  MNP5, V.42, V.42bis                     
   Correction/Compression 
   Fax Class              Class I & II                            
   Data Bus               8-bit ISA                               
   Card Size              Full height, one-third length           

<gopher://bitreich.org/I/th99/t/0-9/54173-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function        | Label |     Function      | Label |
   |------------------------+-------+-------------------+-------|
   | Telephone line out     |  CN1  | Microphone in     |  CN3  |
   |------------------------+-------+-------------------+-------|
   | Telephone line in      |  CN2  | Speaker out       |  CN4  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |            Setting            |   Label    |   Position    |
   |-------------------------------+------------+---------------|
   | i Plug-N-Play disabled        |   JP1/C    |    Closed     |
   |-------------------------------+------------+---------------|
   | Plug-N-Play enabled           |   JP1/C    |     Open      |
   |------------------------------------------------------------|
   | Note: For Plug-N-Play to be enabled, JP1/A-B and JP2/A-E   |
   | must be set to open.                                       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               SERIAL PORT ADDRESS SELECTION                |
   |------------------------------------------------------------|
   |      Setting       |       JP1/A       |       JP1/B       |
   |--------------------+-------------------+-------------------|
   |    3F8h (COM1:)    |      Closed       |      Closed       |
   |--------------------+-------------------+-------------------|
   |   i 2E8h (COM2:)   |       Open        |      Closed       |
   |--------------------+-------------------+-------------------|
   |    3F8h (COM3:)    |      Closed       |       Open        |
   |--------------------+-------------------+-------------------|
   |    2E8h (COM4:)    |       Open        |       Open        |
   |--------------------+-------------------+-------------------|
   |    Plug-N-Play     |       Open        |       Open        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |   Setting   |  JP2/A  |  JP2/B  | JP2/C  | JP2/D  | JP2/E  |
   |-------------+---------+---------+--------+--------+--------|
   |      2      | Closed  |  Open   |  Open  |  Open  |  Open  |
   |-------------+---------+---------+--------+--------+--------|
   |     i 3     |  Open   | Closed  |  Open  |  Open  |  Open  |
   |-------------+---------+---------+--------+--------+--------|
   |      4      |  Open   |  Open   | Closed |  Open  |  Open  |
   |-------------+---------+---------+--------+--------+--------|
   |      5      |  Open   |  Open   |  Open  | Closed |  Open  |
   |-------------+---------+---------+--------+--------+--------|
   |      7      |  Open   |  Open   |  Open  |  Open  | Closed |
   |-------------+---------+---------+--------+--------+--------|
   | Plug-N-Play |  Open   |  Open   |  Open  |  Open  |  Open  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SUPPORTED STANDARD COMMANDS                 |
   |------------------------------------------------------------|
   |                     Basic AT Commands                      |
   |------------------------------------------------------------|
   | +++, 'comma', A/                                           |
   |------------------------------------------------------------|
   | A, B, D, E, F, H, L, M, O, P, T, V, X, Z                   |
   |------------------------------------------------------------|
   | &C, &D, &F, &G, &P, &R, &S, &T, &W                         |
   |------------------------------------------------------------|
   |                        S-Registers                         |
   |------------------------------------------------------------|
   | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12,     |
   | S18, S25, S38                                              |
   |------------------------------------------------------------|
   |      Note: See MHI help file for complete information.     |
   +------------------------------------------------------------+

                     Proprietary AT Command Set

 See 3COM CORPORATION, SPORTSTER 56K FAXMODEM (INTERNAL) for a full
                          command summary.