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       # STANDARD MICROSYSTEMS CORPORATION
       
          WD8013E
       
          NIC Type         Ethernet                                      
          Transfer Rate    10Mbps                                        
          Data Bus         8/16-bit ISA                                  
          Topology         Linear bus                                    
          Wiring Type      RG-58A/U 50ohm coaxial                        
                                                                         
                           AUI transceiver via DB-15 port                
          Boot ROM         Available                                     
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                       DATA BUS SIZE                        |
          |------------------------------------------------------------|
          |         Size         |       W0A        |       W0B        |
          |----------------------+------------------+------------------|
          | » |      8-bit       |      Closed      |       Open       |
          |---+------------------+------------------+------------------|
          |   |      16-bit      |       Open       |      Closed      |
          +------------------------------------------------------------+
       
       +-----------------------------------------------------------------------------+
       |                              I/O BASE ADDRESS                               |
       |-----------------------------------------------------------------------------|
       |Address| W1A  | W1B  | W1C  | W1D  | W1E  | W1F  | W1G  | W1H  | W1I  | W1J  |
       |-------+------+------+------+------+------+------+------+------+------+------|
       |  |200h| Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed|
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |  |220h| Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open |
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |  |240h| Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open |
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |  |260h| Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open |
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |» |280h| Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open |
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |  |2A0h| Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open |
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |  |2C0h| Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open |
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |  |300h| Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open |
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |  |340h| Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open |
       |--+----+------+------+------+------+------+------+------+------+------+------|
       |  |380h|Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open |
       +-----------------------------------------------------------------------------+
       
          +-------------------------------------------------------------+
          |                      INTERRUPT REQUEST                      |
          |-------------------------------------------------------------|
          | IRQ | W2A  | W2B  | W2C  | W2D  | W2E  | W2F  | W2G  | W2H  |
          |-----+------+------+------+------+------+------+------+------|
          | |2/9| Open | Open | Open |Closed| Open | Open | Open | Open |
          |-+---+------+------+------+------+------+------+------+------|
          | | 3 | Open | Open | Open | Open | Open | Open | Open |Closed|
          |-+---+------+------+------+------+------+------+------+------|
          | | 4 | Open | Open | Open | Open | Open | Open |Closed| Open |
          |-+---+------+------+------+------+------+------+------+------|
          | | 5 | Open | Open | Open | Open | Open |Closed| Open | Open |
          |-+---+------+------+------+------+------+------+------+------|
          | | 7 | Open | Open | Open | Open |Closed| Open | Open | Open |
          |-+---+------+------+------+------+------+------+------+------|
          | |10 | Open | Open |Closed| Open | Open | Open | Open | Open |
          |-+---+------+------+------+------+------+------+------+------|
          | |11 | Open |Closed| Open | Open | Open | Open | Open | Open |
          |-+---+------+------+------+------+------+------+------+------|
          |»|15 |Closed| Open | Open | Open | Open | Open | Open | Open |
          +-------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         CABLE TYPE                         |
          |------------------------------------------------------------|
          |                Type                |       W3A & W3B       |
          |------------------------------------+-----------------------|
          | » |     RG-58A/U 50ohm coaxial     |   Pins 2 & 3 closed   |
          |---+--------------------------------+-----------------------|
          |   | AUI transceiver via DB-15 port |   Pins 1 & 2 closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       BOOT ROM SIZE                        |
          |------------------------------------------------------------|
          |   Size   | W6A  | W6B  | W6C  | W6D  |   W9A    |   W9B    |
          |----------+------+------+------+------+----------+----------|
          |»|Disabled| Open | Open | Open |Closed|Pins 1 & 2|Pins 1 & 2|
          | |        |      |      |      |      |  closed  |  closed  |
          |-+--------+------+------+------+------+----------+----------|
          | |  16KB  |Closed| Open | Open | Open |Pins 1 & 2|Pins 1 & 2|
          | |        |      |      |      |      |  closed  |  closed  |
          |-+--------+------+------+------+------+----------+----------|
          | |  32KB  | Open |Closed| Open | Open |Pins 1 & 2|Pins 2 & 3|
          | |        |      |      |      |      |  closed  |  closed  |
          |-+--------+------+------+------+------+----------+----------|
          | |  64KB  | Open | Open |Closed| Open |Pins 2 & 3|Pins 2 & 3|
          | |        |      |      |      |      |  closed  |  closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      BOOT ROM ADDRESS                      |
          |------------------------------------------------------------|
          |     Address      |     W6A     |     W6B     |     W6C     |
          |------------------+-------------+-------------+-------------|
          |   |    C4000h    |   Closed    |    Open     |    Open     |
          |---+--------------+-------------+-------------+-------------|
          |   |    C8000h    |    Open     |   Closed    |    Open     |
          |---+--------------+-------------+-------------+-------------|
          | » |    D0000h    |    Open     |    Open     |   Closed    |
          +------------------------------------------------------------+
       
   IMG IMG 2
          
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          |     LED     |    Status    |           Condition           |
          |-------------+--------------+-------------------------------|
          |    LED1     |      On      |   Data is being transmitted   |
          |-------------+--------------+-------------------------------|
          |    LED1     |     Off      | Data is not being transmitted |
          |-------------+--------------+-------------------------------|
          |    LED2     |      On      |    Data is being received     |
          |-------------+--------------+-------------------------------|
          |    LED2     |     Off      |  Data is not being received   |
          +------------------------------------------------------------+