AT&T PARADYNE
=============

   DATAPORT EXPRESS 3741

   Modem Type             Data (synchronous/asynchronous)/Fax     
   Maximum Data Rate      28.8Kbps                                
   Maximum Fax Rate       14.4Kbps                                
   Data Bus               8-bit ISA                               
   Fax Class              Class I & II                            
   Data Modulation        Bell 103A/212A                          
   Protocol                                                       
                          ITU-T V.21, V.22, V.22bis, V.23, V.32,  
                          V.32bis, V.34                           
                                                                  
                          Rockwell V.FC                           
   Fax Modulation         ITU-T V.17, V.27ter, V.29               
   Protocol               
   Error                  MNP5, V.42, V.42bis                     
   Correction/Compression 

<gopher://bitreich.org/I/th99/t/A-B/51465-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose      | Location |     Purpose      | Location |
   |-------------------+----------+------------------+----------|
   | Line out          |   CN1    | Line in          |   CN2    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 BASE I/O ADDRESS SELECTION                 |
   |------------------------------------------------------------|
   |        Port        |       SW1/1       |       SW1/2       |
   |--------------------+-------------------+-------------------|
   |    COM1: (3F8h)    |        On         |        On         |
   |--------------------+-------------------+-------------------|
   |    COM2: (2F8h)    |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   |    COM3: (3E8h)    |        On         |        Off        |
   |--------------------+-------------------+-------------------|
   |    COM4: (2E8h)    |        Off        |        On         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |   IRQ    |   SW1/3    |   SW1/4    |   SW1/5   |   SW1/6   |
   |----------+------------+------------+-----------+-----------|
   |    2     |     On     |    Off     |    Off    |    Off    |
   |----------+------------+------------+-----------+-----------|
   |    3     |    Off     |     On     |    Off    |    Off    |
   |----------+------------+------------+-----------+-----------|
   |    4     |    Off     |    Off     |    On     |    Off    |
   |----------+------------+------------+-----------+-----------|
   |    5     |    Off     |    Off     |    Off    |    On     |
   +------------------------------------------------------------+

                     Proprietary AT Command Set

           See document V1464 for a full command summary.