MADGE NETWORKS, LTD.
====================

   SMART 16/4 ISA CLIENT RINGNODE

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

<gopher://bitreich.org/I/th99/n/M-O/41100-1.png>
   

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |  IRQ   |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5|SW1/6|SW1/7|SW1/8|
   |--------+------+------+------+------+-----+-----+-----+-----|
   | |IRQ2/9| Off  | Off  | Off  | Off  | Off | Off | Off | On  |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   |>>| IRQ3 | Off  | Off  | Off  | Off  | Off | Off | On  | Off |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | | IRQ5 | Off  | Off  | Off  | Off  | Off | On  | Off | Off |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | | IRQ7 | Off  | Off  | Off  | Off  | On  | Off | Off | Off |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | |IRQ10 | Off  | Off  | Off  |  On  | Off | Off | Off | Off |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | |IRQ11 | Off  | Off  |  On  | Off  | Off | Off | Off | Off |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | |IRQ12 | Off  |  On  | Off  | Off  | Off | Off | Off | Off |
   |-+------+------+------+------+------+-----+-----+-----+-----|
   | |IRQ15 |  On  | Off  | Off  | Off  | Off | Off | Off | Off |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      BASE I/O ADDRESS                      |
   |------------------------------------------------------------|
   |     Address     |   Smart ROM   |    SW2/1    |   SW2/2    |
   |-----------------+---------------+-------------+------------|
   |>> |    0A20h    |    CC000h     |     On      |     On     |
   |---+-------------+---------------+-------------+------------|
   |   |    1A20h    |    DC000h     |     Off     |     On     |
   |---+-------------+---------------+-------------+------------|
   |   |    2A20h    |    CE000h     |     On      |    Off     |
   |---+-------------+---------------+-------------+------------|
   |   |    3A20h    |    DE000h     |     Off     |    Off     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   BOOT ROM CONFIGURATION                   |
   |------------------------------------------------------------|
   |              Select              |          SW2/3          |
   |----------------------------------+-------------------------|
   |    |           Enabled           |           On            |
   |----+-----------------------------+-------------------------|
   |>>  |          Disabled           |           Off           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   BUS SIZE CONFIGURATIO                    |
   |------------------------------------------------------------|
   |               Size               |          SW2/5          |
   |----------------------------------+-------------------------|
   |    |            8-bit            |           Off           |
   |----+-----------------------------+-------------------------|
   |>>  |          8/16-bit           |           On            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              BUS COMPATABILITY CONFIGURATION               |
   |------------------------------------------------------------|
   |               Select               |         SW2/6         |
   |------------------------------------+-----------------------|
   |>>  |       Normal AT timing        |          On           |
   |----+-------------------------------+-----------------------|
   |>>  |      Alternative timing       |          Off          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CLOCK SOURCE CONFIGURATION                 |
   |------------------------------------------------------------|
   |               Select               |         SW2/7         |
   |------------------------------------+-----------------------|
   |    |          Synchronous          |          On           |
   |----+-------------------------------+-----------------------|
   |>>  |         Asynchronous          |          Off          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  NETWORK SPEED SELECTION                   |
   |------------------------------------------------------------|
   |              Speed               |          SW2/8          |
   |----------------------------------+-------------------------|
   |>>   |           4Mbps            |           On            |
   |-----+----------------------------+-------------------------|
   |     |           16Mbps           |           Off           |
   +------------------------------------------------------------+

   +--------------------------+
   |      TECHNICAL NOTE      |
   |--------------------------|
   | Note: SW2/4 is not used. |
   +--------------------------+