UNIDENTIFIED
============

   2400 BPS INTERNAL MODEM

   Card Type                Modem (asynchronous)                  
   Chip Set                 Unidentified                          
   Maximum Data Rate        2400bps                               
   Data Bus                 8-bit ISA                             
   Data Modulation Protocol Bell 103A/212A                        
                                                                  
                            ITU-T V.21, V.22, V.22bis             

<gopher://bitreich.org/I/th99/t/U-Z/51880-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function        |  Label   |   Function   |  Label  |
   |------------------------------------------------------------|
   | Line out                    |    CN1     | Line in  | CN2  |
   +------------------------------------------------------------+

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

   +------------------------------------------------------------+
   |                         INTERRUPT                          |
   |------------------------------------------------------------|
   |      Setting       |       JP1/C       |       JP1/D       |
   |--------------------+-------------------+-------------------|
   |        i 3         |       Open        |      Closed       |
   |--------------------+-------------------+-------------------|
   |         4          |      Closed       |       Open        |
   +------------------------------------------------------------+

                     Proprietary AT Command Set

   +------------------------------------------------------------+
   |                    BIT MAPPED REGISTERS                    |
   |------------------------------------------------------------|
   |          Register          |            Default            |
   |----------------------------+-------------------------------|
   |            S14             |         Unidentified          |
   |----------------------------+-------------------------------|
   |            S16             |         Unidentified          |
   |----------------------------+-------------------------------|
   |            S21             |         Unidentified          |
   |----------------------------+-------------------------------|
   |            S22             |         Unidentified          |
   |----------------------------+-------------------------------|
   |            S23             |         Unidentified          |
   |----------------------------+-------------------------------|
   |            S27             |         Unidentified          |
   +------------------------------------------------------------+