(TXT) View Source
       
       # THOMAS-CONRAD CORPORATION
       
          TC6142-HZ(HIGH IMPEDANCE)
       
          NIC Type         ARCnet                                        
          Transfer Rate    2.5Mbps                                       
          Data Bus         8-bit ISA                                     
          Topology         Star                                          
                                                                         
                           Linear Bus                                    
          Wiring Type      RG62/U 93ohm coaxial                          
          Boot ROM         Available                                     
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        NODE ADDRESS                        |
          |------------------------------------------------------------|
          |Node |SW2/1 |SW2/2 |SW2/3 |SW2/4 |SW2/5 |SW2/6 |SW2/7 |SW2/8|
          |-----+------+------+------+------+------+------+------+-----|
          |  0  |  -   |  -   |  -   |  -   |  -   |  -   |  -   |  -  |
          |-----+------+------+------+------+------+------+------+-----|
          |  1  | Off  |  On  |  On  |  On  |  On  |  On  |  On  | On  |
          |-----+------+------+------+------+------+------+------+-----|
          |  2  |  On  | Off  |  On  |  On  |  On  |  On  |  On  | On  |
          |-----+------+------+------+------+------+------+------+-----|
          |  3  | Off  | Off  |  On  |  On  |  On  |  On  |  On  | On  |
          |-----+------+------+------+------+------+------+------+-----|
          |  4  |  On  |  On  | Off  |  On  |  On  |  On  |  On  | On  |
          |-----+------+------+------+------+------+------+------+-----|
          | 251 | Off  | Off  |  On  | Off  | Off  | Off  | Off  | Off |
          |-----+------+------+------+------+------+------+------+-----|
          | 252 |  On  |  On  | Off  | Off  | Off  | Off  | Off  | Off |
          |-----+------+------+------+------+------+------+------+-----|
          | 253 | Off  |  On  | Off  | Off  | Off  | Off  | Off  | Off |
          |-----+------+------+------+------+------+------+------+-----|
          | 254 |  On  | Off  | Off  | Off  | Off  | Off  | Off  | Off |
          |-----+------+------+------+------+------+------+------+-----|
          | 255 | Off  | Off  | Off  | Off  | Off  | Off  | Off  | Off |
          |------------------------------------------------------------|
          |Note:Node address 0 is used for messaging between nodes and |
          |must not be used.                                           |
          |                                                            |
          |  A total of 255 node address settings are available. The   |
          |  switches are a binary representation of the decimal node  |
          |  addresses. Switch 1 is the Least Significant Bit and      |
          |  switch 8 is the Most Significant Bit. The switches have   |
          |  the following decimal values: switch 1=1, 2=2, 3=4, 4=8,  |
          |  5=16, 6=32, 7=64, 8=128. Turn off the switches and add the|
          |  values of the off switches to obtain the correct node     |
          |  address. (On=0, off=1)                                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     INTERRUPT REQUEST                      |
          |------------------------------------------------------------|
          |   IRQ   |   JP1    |   JP2   |   JP3   |   JP4   |   JP5   |
          |---------+----------+---------+---------+---------+---------|
          | » |  2  |  Closed  |  Open   |  Open   |  Open   |  Open   |
          |---+-----+----------+---------+---------+---------+---------|
          |   |  3  |   Open   | Closed  |  Open   |  Open   |  Open   |
          |---+-----+----------+---------+---------+---------+---------|
          |   |  4  |   Open   |  Open   | Closed  |  Open   |  Open   |
          |---+-----+----------+---------+---------+---------+---------|
          |   |  5  |   Open   |  Open   |  Open   | Closed  |  Open   |
          |---+-----+----------+---------+---------+---------+---------|
          |   |  7  |   Open   |  Open   |  Open   |  Open   | Closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |     CABLE LENGTH AND RESPONSE/RECONFIGURATION TIMEOUTS     |
          |------------------------------------------------------------|
          |    Cable    | Response | Reconfiguration |  JP6   |  JP7   |
          |   Length    |   Time   |                 |        |        |
          |-------------+----------+-----------------+--------+--------|
          | » |    <    | 74.7µs   |      840ms      |  Open  |  Open  |
          |   | 20,000  |          |                 |        |        |
          |   |  feet   |          |                 |        |        |
          |---+---------+----------+-----------------+--------+--------|
          |   |    >    | 283.4µs  |     1680ms      | Closed |  Open  |
          |   | 20,000  |          |                 |        |        |
          |   |  feet   |          |                 |        |        |
          |---+---------+----------+-----------------+--------+--------|
          |   |    >    | 561.8µs  |     1680ms      |  Open  | Closed |
          |   | 20,000  |          |                 |        |        |
          |   |  feet   |          |                 |        |        |
          |---+---------+----------+-----------------+--------+--------|
          |   |    >    | 1118.6µs |     1680ms      | Closed | Closed |
          |   | 20,000  |          |                 |        |        |
          |   |  feet   |          |                 |        |        |
          |------------------------------------------------------------|
          | Note: All NICs on the network must have this option set    |
          | the same.                                                  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    BASE MEMORY ADDRESS                     |
          |------------------------------------------------------------|
          |  Address   | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
          |------------+-------+-------+-------+-------+-------+-------|
          | » | D000h  |  Off  |  Off  |  On   |  Off  |  On   |  On   |
          |---+--------+-------+-------+-------+-------+-------+-------|
          |   | C000h  |  Off  |  Off  |  On   |  On   |  On   |  On   |
          |---+--------+-------+-------+-------+-------+-------+-------|
          |   | C400h  |  Off  |  Off  |  On   |  On   |  On   |  Off  |
          |---+--------+-------+-------+-------+-------+-------+-------|
          |   | C800h  |  Off  |  Off  |  On   |  On   |  Off  |  On   |
          |---+--------+-------+-------+-------+-------+-------+-------|
          |   | CC00h  |  Off  |  Off  |  On   |  On   |  Off  |  Off  |
          |---+--------+-------+-------+-------+-------+-------+-------|
          |   | D400h  |  Off  |  Off  |  On   |  Off  |  On   |  Off  |
          |---+--------+-------+-------+-------+-------+-------+-------|
          |   | D800h  |  Off  |  Off  |  On   |  Off  |  Off  |  On   |
          |---+--------+-------+-------+-------+-------+-------+-------|
          |   | DC00h  |  Off  |  Off  |  On   |  Off  |  Off  |  Off  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      COMPATIBLY MODE                       |
          |------------------------------------------------------------|
          |                   Mode                    |     SW1/8      |
          |-------------------------------------------+----------------|
          | »          |        Enhanced mode         |       On       |
          |------------+------------------------------+----------------|
          |            |       Compatible mode        |      Off       |
          |------------------------------------------------------------|
          | Note:Enhanced mode optimizes performance and minimizes     |
          | conflicts of your hardware, by using a Thomas-Conrad       |
          | ARCNET drivers. It is also not necessary to set the I/O    |
          | address. In compatible mode the adapter can use most       |
          | existing ARCNET drivers.                                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      I/O BASE ADDRESS                      |
          |------------------------------------------------------------|
          |    I/O    | SW3/3  | SW3/4 | SW3/5 | SW3/6 | SW3/7 | SW3/8 |
          |-----------+--------+-------+-------+-------+-------+-------|
          | » | 2E0h  |  Off   |  On   |  Off  |  Off  |  Off  |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 2F0h  |  Off   |  On   |  Off  |  Off  |  Off  |  Off  |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 300h  |  Off   |  Off  |  On   |  On   |  On   |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 310h  |  Off   |  Off  |  On   |  On   |  On   |  Off  |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 320h  |  Off   |  Off  |  On   |  On   |  Off  |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 330h  |  Off   |  Off  |  On   |  On   |  Off  |  Off  |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 340h  |  Off   |  Off  |  On   |  Off  |  On   |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 350h  |  Off   |  Off  |  On   |  Off  |  On   |  Off  |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 360h  |  Off   |  Off  |  On   |  Off  |  Off  |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 370h  |  Off   |  Off  |  On   |  Off  |  Off  |  Off  |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 380h  |  Off   |  Off  |  Off  |  On   |  On   |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 390h  |  Off   |  Off  |  Off  |  On   |  On   |  Off  |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 3A0h  |  Off   |  Off  |  Off  |  On   |  Off  |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 3B0h  |  Off   |  Off  |  Off  |  On   |  Off  |  Off  |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 3C0h  |  Off   |  Off  |  Off  |  Off  |  On   |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 3D0h  |  Off   |  Off  |  Off  |  Off  |  On   |  Off  |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 3E0h  |  Off   |  Off  |  Off  |  Off  |  Off  |  On   |
          |---+-------+--------+-------+-------+-------+-------+-------|
          |   | 3F0h  |  Off   |  Off  |  Off  |  Off  |  Off  |  Off  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |         FACTORY CONFIGURED SETTINGS - DO NOT ALTER         |
          |------------------------------------------------------------|
          |           Switch            |           Setting            |
          |-----------------------------+------------------------------|
          |            SW1/7            |            Unused            |
          |-----------------------------+------------------------------|
          |            SW3/1            |            Unused            |
          |-----------------------------+------------------------------|
          |            SW3/2            |            Unused            |
          +------------------------------------------------------------+