LANCAST
=======

   16-BIT 10BASE2 BOARD

   NIC Type         Ethernet                                      
   Transfer Rate    10Mbps                                        
   Data Bus         16-bit ISA                                    
   Topology         Linear bus                                    
   Wiring Type      RG-58A/U 50ohm coaxial                        
                                                                  
                    AUI transceiver via DB-15 port                
   Boot ROM         Available                                     

<gopher://bitreich.org/I/th99/n/I-L/40530-1.png>
   

   +------------------------------------------------------------+
   |                          BOOT ROM                          |
   |------------------------------------------------------------|
   |             Setting             |            W1            |
   |---------------------------------+--------------------------|
   |>> |          Disabled           |           Open           |
   |---+-----------------------------+--------------------------|
   |   |           Enabled           |          Closed          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              BOOT ROM &AMP; I/O BASE ADDRESS               |
   |------------------------------------------------------------|
   |  Boot ROM Address   |  I/O Address  |    W2     |    W3    |
   |---------------------+---------------+-----------+----------|
   |>>    |    C8000h    |  300 - 31Fh   |  Closed   |  Closed  |
   |------+--------------+---------------+-----------+----------|
   |      |    CC000h    |  320 - 33Fh   |   Open    |  Closed  |
   |------+--------------+---------------+-----------+----------|
   |      |    D0000h    |  340 - 35Fh   |  Closed   |   Open   |
   |------+--------------+---------------+-----------+----------|
   |      |    D4000h    |  360 - 37Fh   |   Open    |   Open   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         WAIT STATE                         |
   |------------------------------------------------------------|
   |              Setting              |           W4           |
   |-----------------------------------+------------------------|
   |>> |         0 wait states         |          Open          |
   |---+-------------------------------+------------------------|
   |   |         1 wait state          |         Closed         |
   +------------------------------------------------------------+

   +-------------------------------------------------------------+
   |                      INTERRUPT REQUEST                      |
   |-------------------------------------------------------------|
   | IRQ |  W5  |  W6  |  W7  |  W8  | W17  | W18  | W19  | W20  |
   |-----+------+------+------+------+------+------+------+------|
   | |2/9| Open | Open | Open |Closed| Open | Open | Open | Open |
   |-+---+------+------+------+------+------+------+------+------|
   |>>| 3 |Closed| Open | Open | Open | Open | Open | Open | Open |
   |-+---+------+------+------+------+------+------+------+------|
   | | 4 | Open |Closed| Open | Open | Open | Open | Open | Open |
   |-+---+------+------+------+------+------+------+------+------|
   | | 5 | Open | Open |Closed| Open | Open | Open | Open | Open |
   |-+---+------+------+------+------+------+------+------+------|
   | |10 | Open | Open | Open | Open |Closed| Open | Open | Open |
   |-+---+------+------+------+------+------+------+------+------|
   | |11 | Open | Open | Open | Open | Open |Closed| Open | Open |
   |-+---+------+------+------+------+------+------+------+------|
   | |12 | Open | Open | Open | Open | Open | Open |Closed| Open |
   |-+---+------+------+------+------+------+------+------+------|
   | |15 | Open | Open | Open | Open | Open | Open | Open |Closed|
   +-------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         CABLE TYPE                         |
   |------------------------------------------------------------|
   |                Type                |       W9 - W16        |
   |------------------------------------+-----------------------|
   |>> |     RG-58A/U 50ohm coaxial     |   Pins 1 & 2 closed   |
   |---+--------------------------------+-----------------------|
   |   | AUI transceiver via DB-15 port |   Pins 2 & 3 closed   |
   +------------------------------------------------------------+