DAVID SYSTEMS CHIPCOM COMPANY
=============================

   ETHER-T PC ADAPTER

   NIC Type         Ethernet                                      
   Transfer Rate    10Mbps                                        
   Data Bus         8-bit ISA                                     
   Topology         Star                                          
                                                                  
                    Linear Bus                                    
   Wiring Type      Shielded/Unshielded twisted pair              
                                                                  
                    AUI Transceiver via DB-15 port                
   Boot ROM         Available                                     

<gopher://bitreich.org/I/th99/n/C-D/40199-1.png>
   

   +------------------------------------------------------------+
   |                     INTERRUPT REQUEST                      |
   |------------------------------------------------------------|
   | IRQ  |  JP1   |  JP2   |  JP3   |  JP4   |  JP5   |  JP6   |
   |------+--------+--------+--------+--------+--------+--------|
   | | 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 |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         CABLE TYPE                         |
   |------------------------------------------------------------|
   |                 Type                 |       JP7-12        |
   |--------------------------------------+---------------------|
   |>> | Shielded/Unshielded twisted pair |  Pins 1 & 2 Closed  |
   |---+----------------------------------+---------------------|
   |   |  AUI transceiver via DB-15 port  |  Pins 2 & 3 Closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      BOOT ROM ADDRESS                      |
   |------------------------------------------------------------|
   |        Address         |      SW1/5      |      SW1/6      |
   |------------------------+-----------------+-----------------|
   |   |    C0000-C3FFFh    |       On        |       On        |
   |---+--------------------+-----------------+-----------------|
   |   |    C4000-C7FFFh    |       Off       |       On        |
   |---+--------------------+-----------------+-----------------|
   |   |    C8000-CBFFFh    |       On        |       Off       |
   |---+--------------------+-----------------+-----------------|
   |>> |    CC000-CFFFFh    |       Off       |       Off       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      I/O BASE ADDRESS                      |
   |------------------------------------------------------------|
   |  I/O Address   |  SW1/1   |  SW1/2   |  SW1/3   |  SW1/4   |
   |----------------+----------+----------+----------+----------|
   |   |  280-29Fh  |    On    |    On    |    On    |    On    |
   |---+------------+----------+----------+----------+----------|
   |>> |  2A0-2BFh  |    On    |   Off    |    On    |    On    |
   |---+------------+----------+----------+----------+----------|
   |   |  2C0-2DFh  |    On    |    On    |   Off    |    On    |
   |---+------------+----------+----------+----------+----------|
   |   |  2E0-2FFh  |    On    |   Off    |   Off    |    On    |
   |---+------------+----------+----------+----------+----------|
   |   |  300-31Fh  |    On    |    On    |    On    |   Off    |
   |---+------------+----------+----------+----------+----------|
   |   |  320-33Fh  |    On    |   Off    |    On    |   Off    |
   |---+------------+----------+----------+----------+----------|
   |   |  340-35Fh  |    On    |    On    |   Off    |   Off    |
   |---+------------+----------+----------+----------+----------|
   |   |  360-37Fh  |    On    |   Off    |   Off    |   Off    |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/n/C-D/40199-2.png>
   

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED | Color | Status |              Condition              |
   |-----+-------+--------+-------------------------------------|
   |  1  |  Red  |   On   |     The adapter or hub port is      |
   |     |       |        |           malfunctioning.           |
   |-----+-------+--------+-------------------------------------|
   |  1  |  Red  |  Off   |     The adapter or hub port is      |
   |     |       |        |         operating normally.         |
   |-----+-------+--------+-------------------------------------|
   |  2  | Green |   On   |  Good network cabling connection.   |
   |-----+-------+--------+-------------------------------------|
   |  2  | Green |  Off   |  Bad connection, or a break in the  |
   |     |       |        |              cabling.               |
   |-----+-------+--------+-------------------------------------|
   |  3  |  Red  |   On   |     Data is being transmitted.      |
   |-----+-------+--------+-------------------------------------|
   |  3  |  Red  |  Off   |   Data is not being transmitted.    |
   |-----+-------+--------+-------------------------------------|
   |  4  |  Red  |   On   |       Data is being received.       |
   |-----+-------+--------+-------------------------------------|
   |  4  |  Red  |  Off   |     Data is not being received.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                FACTORY CONFIGURED SETTINGS                 |
   |------------------------------------------------------------|
   |           Switch            |           Setting            |
   |-----------------------------+------------------------------|
   |            SW1/7            |           Not used           |
   |-----------------------------+------------------------------|
   |            SW1/8            |           Not used           |
   +------------------------------------------------------------+