EDIMAX COMPUTER COMPANY
=======================

   1000A V2.4

   NIC Type         Ethernet                                      
   Transfer Rate    10Mbps                                        
   Data Bus         8-bit ISA                                     
   Topology         Star                                          
                                                                  
                    Linear Bus                                    
   Wiring Type      RG-58A/U 50ohm coaxial                        
                                                                  
                    Unshielded twisted pair                       
                                                                  
                    AUI transceiver via DB-15 port                
   Boot ROM         Available                                     

<gopher://bitreich.org/I/th99/n/E-H/40476-1.png>
   

   +------------------------------------------------------------+
   |                      I/O BASE ADDRESS                      |
   |------------------------------------------------------------|
   |    Address     |     JP1A     |     JP1B     |    JP1C     |
   |----------------+--------------+--------------+-------------|
   |>> |    300h    |    Closed    |    Closed    |   Closed    |
   |---+------------+--------------+--------------+-------------|
   |   |    320h    |    Closed    |    Closed    |    Open     |
   |---+------------+--------------+--------------+-------------|
   |   |    340h    |    Closed    |     Open     |   Closed    |
   |---+------------+--------------+--------------+-------------|
   |   |    360h    |    Closed    |     Open     |    Open     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     INTERRUPT SETTINGS                     |
   |------------------------------------------------------------|
   | IRQ  |  JP1D  |  JP1E  |  JP1F  |  JP1G  |  JP1H  |  JP1I  |
   |------+--------+--------+--------+--------+--------+--------|
   |  2   | Closed |  Open  |  Open  |  Open  |  Open  |  Open  |
   |------+--------+--------+--------+--------+--------+--------|
   |  3   |  Open  | Closed |  Open  |  Open  |  Open  |  Open  |
   |------+--------+--------+--------+--------+--------+--------|
   |  4   |  Open  |  Open  | Closed |  Open  |  Open  |  Open  |
   |------+--------+--------+--------+--------+--------+--------|
   |  5   |  Open  |  Open  |  Open  | Closed |  Open  |  Open  |
   |------+--------+--------+--------+--------+--------+--------|
   |  6   |  Open  |  Open  |  Open  |  Open  | Closed |  Open  |
   |------+--------+--------+--------+--------+--------+--------|
   |  7   |  Open  |  Open  |  Open  |  Open  |  Open  | Closed |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        DMA CHANNEL                         |
   |------------------------------------------------------------|
   |    Channel     |   JP1J   |   JP1K   |   JP1L   |   JP1M   |
   |----------------+----------+----------+----------+----------|
   |>> |  Disabled  |  Closed  |   Open   |  Closed  |   Open   |
   |---+------------+----------+----------+----------+----------|
   |   |    DMA1    |  Closed  |   Open   |  Closed  |   Open   |
   |---+------------+----------+----------+----------+----------|
   |   |    DMA3    |   Open   |  Closed  |   Open   |  Closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         CONNECTORS                         |
   |------------------------------------------------------------|
   |            Setting            |          Location          |
   |-------------------------------+----------------------------|
   |      External power LED.      |            JP2             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      BOOT ROM ADDRESS                      |
   |------------------------------------------------------------|
   |    Address    |   JP3A    |   JP3B   |   JP3C   |   JP3D   |
   |---------------+-----------+----------+----------+----------|
   |   |  C0000h   |  Closed   |  Closed  |  Closed  |  Closed  |
   |---+-----------+-----------+----------+----------+----------|
   |   |  C4000h   |   Open    |  Closed  |  Closed  |  Closed  |
   |---+-----------+-----------+----------+----------+----------|
   |>> |  C8000h   |  Closed   |   Open   |  Closed  |  Closed  |
   |---+-----------+-----------+----------+----------+----------|
   |   |  CC000h   |   Open    |   Open   |  Closed  |  Closed  |
   |---+-----------+-----------+----------+----------+----------|
   |   |  D0000h   |  Closed   |  Closed  |   Open   |  Closed  |
   |---+-----------+-----------+----------+----------+----------|
   |   |  D4000h   |   Open    |  Closed  |   Open   |  Closed  |
   |---+-----------+-----------+----------+----------+----------|
   |   |  D8000h   |  Closed   |   Open   |   Open   |  Closed  |
   |---+-----------+-----------+----------+----------+----------|
   |   |  DC000h   |   Open    |   Open   |   Open   |  Closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         CABLE TYPE                         |
   |------------------------------------------------------------|
   |        Type         |    JP4     | JP10A-JP10F |   JP11    |
   |---------------------+------------+-------------+-----------|
   |>> | RG-58A/U 50ohm  | Pins 2 & 3 |    Open     | Pins 2 &  |
   |   |     coaxial     |   Closed   |             | 3 Closed  |
   |---+-----------------+------------+-------------+-----------|
   |   | AUI transceiver | Pins 1 & 2 |    Open     | Pins 1 &  |
   |   | via DB-15 port  |   Closed   |             | 2 Closed  |
   |---+-----------------+------------+-------------+-----------|
   |   |   Unshielded    | Pins 1 & 2 |   Closed    | Pins 2 &  |
   |   |  twisted pair   |   Closed   |             | 3 Closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                          BOOT ROM                          |
   |------------------------------------------------------------|
   |             Setting             |           JP5            |
   |---------------------------------+--------------------------|
   |>> |          Disabled           |           Open           |
   |---+-----------------------------+--------------------------|
   |   |           Enabled           |          Closed          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        AUTOPOLARITY                        |
   |------------------------------------------------------------|
   |           Setting           |             JP6              |
   |-----------------------------+------------------------------|
   |>>        |     Enabled      |      Pins 1 & 2 Closed       |
   |----------+------------------+------------------------------|
   |          |     Disabled     |      Pins 2 & 3 Closed       |
   |------------------------------------------------------------|
   | Note: If disabled, and the network wire polarities are     |
   | reversed, the card will be damaged.                        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       LINK INTEGRITY                       |
   |------------------------------------------------------------|
   |            Setting            |            JP7             |
   |-------------------------------+----------------------------|
   |>>         |      Enabled      |     Pins 2 & 3 Closed      |
   |-----------+-------------------+----------------------------|
   |           |     Disabled      |     Pins 1 & 2 Closed      |
   |------------------------------------------------------------|
   | Note: If this option is disabled, SQE is also disabled and |
   | Cable Length is set to 185 meters                          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              SIGNAL QUALITY ERROR (SQE) TEST               |
   |------------------------------------------------------------|
   |            Setting            |            JP8             |
   |-------------------------------+----------------------------|
   |>>         |      Enabled      |     Pins 1 & 2 Closed      |
   |-----------+-------------------+----------------------------|
   |           |     Disabled      |     Pins 2 & 3 Closed      |
   |------------------------------------------------------------|
   | Note:Signal Quality Error (SQE) is a test of the collision |
   | circuitry and path.                                        |
   |                                                            |
   | Link integrity must be enabled for SQE to be enabled.      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CABLE LENGTH SELECT                     |
   |------------------------------------------------------------|
   |           Setting           |             JP13             |
   |-----------------------------+------------------------------|
   |>>       |    185 meters     |      Pins 1 & 2 Closed       |
   |---------+-------------------+------------------------------|
   |         |    305 meters     |      Pins 2 & 3 Closed       |
   |------------------------------------------------------------|
   | Note: All cards on the network segment must have this      |
   | function set the same.                                     |
   |                                                            |
   | Link integrity must be enabled to select long cable        |
   | length.                                                    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                FACTORY CONFIGURED SETTINGS                 |
   |------------------------------------------------------------|
   |            Jumper            |           Setting           |
   |------------------------------+-----------------------------|
   |             JP9              |           Unused            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  | Color  | Status |             Condition             |
   |------+--------+--------+-----------------------------------|
   | LED1 | Yellow |  Off   |         Normal operation          |
   |------+--------+--------+-----------------------------------|
   | LED1 | Yellow |   On   |    A reversed twisted pair is     |
   |      |        |        |      detected and corrected       |
   |------+--------+--------+-----------------------------------|
   | LED2 | Green  |   On   |  Twisted pair network connection  |
   |      |        |        |              is good              |
   |------+--------+--------+-----------------------------------|
   | LED2 | Green  |  Off   |  Twisted pair network connection  |
   |      |        |        |             is broken             |
   +------------------------------------------------------------+