(TXT) View Source
       
       # LANCAST
       
          ENC-4105
       
          NIC Type         Ethernet                                      
          Transfer Rate    10Mbps                                        
          Data Bus         8-bit ISA                                     
          Topology         Star                                          
                                                                         
                           Linear bus                                    
          Wiring Type      Unshielded twisted pair                       
                                                                         
                           RG-58A/U 50ohm coaxial                        
                                                                         
                           AUI transceiver via DB-15 port                
          Boot ROM         Available                                     
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                          BOOT ROM                          |
          |------------------------------------------------------------|
          |             Setting             |            W1            |
          |---------------------------------+--------------------------|
          | » |          Disabled           |           Open           |
          |---+-----------------------------+--------------------------|
          |   |           Enabled           |          Closed          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              BOOT ROM & 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   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     INTERRUPT REQUEST                      |
          |------------------------------------------------------------|
          |    IRQ    |     W4     |    W5     |    W6     |    W7     |
          |-----------+------------+-----------+-----------+-----------|
          |   |   2   |    Open    |   Open    |   Open    |  Closed   |
          |---+-------+------------+-----------+-----------+-----------|
          | » |   3   |   Closed   |   Open    |   Open    |   Open    |
          |---+-------+------------+-----------+-----------+-----------|
          |   |   4   |    Open    |  Closed   |   Open    |   Open    |
          |---+-------+------------+-----------+-----------+-----------|
          |   |   5   |    Open    |   Open    |  Closed   |   Open    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         CABLE TYPE                         |
          |------------------------------------------------------------|
          |               Type               |     W8     |     W9     |
          |----------------------------------+------------+------------|
          | » |    RG-58A/U 50ohm coaxial    | Pins 1 & 2 | Pins 1 & 2 |
          |   |                              |   closed   |   closed   |
          |---+------------------------------+------------+------------|
          |   |  AUI transceiver via DB-15   | Pins 2 & 3 | Pins 1 & 2 |
          |   |             port             |   closed   |   closed   |
          |---+------------------------------+------------+------------|
          |   |   Unshielded twisted pair    | Pins 2 & 3 | Pins 2 & 3 |
          |   |                              |   closed   |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    LINK INTEGRITY TEST                     |
          |------------------------------------------------------------|
          |            Setting            |            W10             |
          |-------------------------------+----------------------------|
          | »         |      Enabled      |     Pins 1 & 2 closed      |
          |-----------+-------------------+----------------------------|
          |           |     Disabled      |     Pins 2 & 3 closed      |
          |------------------------------------------------------------|
          | Note:The link integrity test is only valid when the cable  |
          | type is unshielded twisted pair.                           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          | LED  | Color | Status |             Condition              |
          |------+-------+--------+------------------------------------|
          | LED1 | Green |   On   | Twisted pair network connection is |
          |      |       |        |                good                |
          |------+-------+--------+------------------------------------|
          | LED1 | Green |  Off   | Twisted pair network connection is |
          |      |       |        |               broken               |
          |------+-------+--------+------------------------------------|
          | LED2 | Green |   On   |     Data is being transmitted      |
          |------+-------+--------+------------------------------------|
          | LED2 |  Red  |   On   |       Data is being received       |
          |------+-------+--------+------------------------------------|
          | LED2 |  N/A  |  Off   |  Data is not being transmitted or  |
          |      |       |        |              received              |
          |------------------------------------------------------------|
          | Note:LED2 is a two color LED.                              |
          +------------------------------------------------------------+