PURE DATA LTD.
==============

   PDI9025-16

   NIC Type         Token-Ring                                    
   Transfer Rate    4/16Mbps                                      
   Data Bus         16-bit ISA                                    
   Topology         Ring                                          
   Wiring Type      Shielded/Unshielded twisted pair              
   Boot ROM         Available                                     

<gopher://bitreich.org/I/th99/n/P-R/40244-1.png>
   

+--------------------------------------------------------------------+
|                         INTERRUPT REQUEST                          |
|--------------------------------------------------------------------|
| IRQ | JP3A | JP3B | JP3C | JP3D | JP3E | JP3F | JP3G | JP3H | JP3I |
|-----+------+------+------+------+------+------+------+------+------|
| | 3 |Closed| Open | Open | Open | Open | Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------+------|
| | 4 | Open |Closed| Open | Open | Open | Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------+------|
| | 5 | Open | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------+------|
| | 6 | Open | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------+------|
| | 7 | Open | Open | Open | Open |Closed| Open | Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------+------|
|>>|2/9| Open | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+---+------+------+------+------+------+------+------+------+------|
| |10 | Open | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+---+------+------+------+------+------+------+------+------+------|
| |11 | Open | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+---+------+------+------+------+------+------+------+------+------|
| |12 | Open | Open | Open | Open | Open | Open | Open | Open |Closed|
+--------------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        DMA CHANNEL                         |
   |------------------------------------------------------------|
   | Channel |  JP4A  |  JP4B  |  JP4C  | JP4D  | JP4E  | JP4F  |
   |---------+--------+--------+--------+-------+-------+-------|
   |>> | DMA5 |  Open  |  Open  | Closed | Open  | Open  |Closed |
   |--+------+--------+--------+--------+-------+-------+-------|
   |  | DMA6 |  Open  | Closed |  Open  | Open  |Closed | Open  |
   |--+------+--------+--------+--------+-------+-------+-------|
   |  | DMA7 | Closed |  Open  |  Open  |Closed | Open  | Open  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        CARD TIMING                         |
   |------------------------------------------------------------|
   |                Setting                 |        JP6        |
   |----------------------------------------+-------------------|
   |>> | Oscillator select internal (6MHz)  | Pins 2 & 3 Closed |
   |---+------------------------------------+-------------------|
   |   |  Oscillator select external (Host  | Pins 1 & 2 Closed |
   |   |      bus speed of 8 or 10MHz)      |                   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       BOOT ROM SIZE                        |
   |------------------------------------------------------------|
   |     ROM size     |        JP11        |        JP12        |
   |------------------+--------------------+--------------------|
   |>> |    8/16KB    | Pins 2 & 3 Closed  | Pins 2 & 3 Closed  |
   |---+--------------+--------------------+--------------------|
   |   |     32KB     | Pins 1 & 2 Closed  | Pins 2 & 3 Closed  |
   |---+--------------+--------------------+--------------------|
   |   |     64KB     | Pins 1 & 2 Closed  | Pins 1 & 2 Closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                          BOOT ROM                          |
   |------------------------------------------------------------|
   |          Setting           |             JP13              |
   |----------------------------+-------------------------------|
   |          Disabled          |       Pins 2 & 3 Closed       |
   |----------------------------+-------------------------------|
   |          Enabled           |       Pins 1 & 2 Closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               ALTERNATE/PRIMARY CARD SELECT                |
   |------------------------------------------------------------|
   |    Setting    |  Address   |   Boot ROM    |     JP14      |
   |               |            |    Address    |               |
   |---------------+------------+---------------+---------------|
   |>> |  Primary  | 0A20-0A2Fh | D0000-D7FFFh  |  Pins 2 & 3   |
   |   |           |            |               |    Closed     |
   |---+-----------+------------+---------------+---------------|
   |   | Alternate | 1A20-1A2Fh | D8000-DFFFFh  |  Pins 1 & 2   |
   |   |           |            |               |    Closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     BRIDGE PAL ENABLED                     |
   |------------------------------------------------------------|
   |              Setting              |          JP15          |
   |-----------------------------------+------------------------|
   |>>      |   Bridge PAL disabled    |   Pins 2 & 3 Closed    |
   |--------+--------------------------+------------------------|
   |        |    Bridge PAL enabled    |   Pins 1 & 2 Closed    |
   |------------------------------------------------------------|
   |   Note:If installing two cards for a bridge configuration, |
   |   both cards must be set to enable the bridge PALs and     |
   |   bridge PAL chips must be installed at UE5 of each card.  |
   +------------------------------------------------------------+