(TXT) View Source
       
       # COMTROL CORPORATION
       
          HOSTESS 550
       
          Card Type          Multi-user serial controller                
          Chipset/Controller Texas Instruments (UART)                    
          I/O Options        Serial ports (4 or 8)                       
          Maximum DRAM       N/A                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |       Purpose        | Location  |   Purpose    | Location |
          |----------------------+-----------+--------------+----------|
          | 100-pin interface    |    CN1    | Upgrade      |    J2    |
          | connector            |           | connector 1  |          |
          |----------------------+-----------+--------------+----------|
          | Daisy chain          |    CN2    | Upgrade      |    J3    |
          | connector 1          |           | connector 2  |          |
          |----------------------+-----------+--------------+----------|
          | Daisy chain          |    CN3    |              |          |
          | connector 2          |           |              |          |
          |------------------------------------------------------------|
          | Note: Daisy chain connectors are for the use of multiple   |
          | cards on the same interrupt.                               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   I/O ADDRESS SELECTION                    |
          |------------------------------------------------------------|
          | Address | SW1/2 | SW1/3 |SW1/4 |SW1/5 |SW1/6 |SW1/7 |SW1/8 |
          |---------+-------+-------+------+------+------+------+------|
          |  140h   |  Off  |  On   | Off  |  On  |  On  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  200h   |  On   |  On   |  On  | Off  |  On  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  240h   |  Off  |  On   |  On  | Off  |  On  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  280h   |  On   |  Off  |  On  | Off  |  On  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  500h   |  On   |  On   | Off  |  On  | Off  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  540h   |  Off  |  On   | Off  |  On  | Off  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  580h   |  On   |  Off  | Off  |  On  | Off  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  640h   |  Off  |  On   |  On  | Off  | Off  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  680h   |  On   |  Off  |  On  | Off  | Off  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  6C0h   |  Off  |  Off  |  On  | Off  | Off  |  On  |  On  |
          |---------+-------+-------+------+------+------+------+------|
          |  700h   |  On   |  On   | Off  | Off  | Off  |  On  |  On  |
          |------------------------------------------------------------|
          |  Note: These settings are for use with SCO XENIX, SCO UNIX,|
          |  AT&T UNIX, INTERACTIVE 386/ix, and Microport V/386        |
          |  operating systems.                                        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   I/O ADDRESS SELECTION                    |
          |------------------------------------------------------------|
          |Address|Controller|SW1/2|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
          |-------+----------+-----+-----+-----+-----+-----+-----+-----|
          | 280h  |  First   | On  | Off | On  | Off | On  | On  | On  |
          |-------+----------+-----+-----+-----+-----+-----+-----+-----|
          | 240h  |  Second  | Off | On  | On  | Off | On  | On  | On  |
          |------------------------------------------------------------|
          |     Note:These settings are for use with the SunOS         |
          |     operating system with a maximum of two Hostess 550     |
          |     controllers in a system..                              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT INTERRUPT SELECTION               |
          |------------------------------------------------------------|
          | IRQ | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 | SW2/6 |SW2/7 |
          |-----+-------+-------+-------+-------+-------+-------+------|
          |  2  |  On   |  On   |  Off  |  Off  |  Off  |  Off  | Off  |
          |-----+-------+-------+-------+-------+-------+-------+------|
          |  3  |  On   |  Off  |  On   |  Off  |  Off  |  Off  | Off  |
          |-----+-------+-------+-------+-------+-------+-------+------|
          |  4  |  On   |  Off  |  Off  |  On   |  Off  |  Off  | Off  |
          |-----+-------+-------+-------+-------+-------+-------+------|
          |  5  |  On   |  Off  |  Off  |  Off  |  On   |  Off  | Off  |
          |-----+-------+-------+-------+-------+-------+-------+------|
          | 10  |  On   |  Off  |  Off  |  Off  |  Off  |  On   | Off  |
          |-----+-------+-------+-------+-------+-------+-------+------|
          | 11  |  On   |  Off  |  Off  |  Off  |  Off  |  Off  |  On  |
          |------------------------------------------------------------|
          |  Note: These settings are for use with SCO XENIX, SCO UNIX,|
          |  AT&T UNIX, INTERACTIVE 386/ix, DOS, and Microport V/386   |
          |  operating systems.                                        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   I/O ADDRESS SELECTION                    |
          |------------------------------------------------------------|
          |Address|Controller|SW1/2|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
          |-------+----------+-----+-----+-----+-----+-----+-----+-----|
          | 280h  |  First   | On  | Off | On  | Off | Off | Off | Off |
          |-------+----------+-----+-----+-----+-----+-----+-----+-----|
          | 240h  |  Second  | On  | Off | Off | On  | Off | Off | Off |
          |------------------------------------------------------------|
          |Note: These settings are for use with the SunOS operating   |
          |system.                                                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                MISCELLANEOUS TECHNICAL NOTE                |
          |------------------------------------------------------------|
          |  Switch 1/1 is Off for an eight port controller, on for a  |
          | four port. Switch 2/8 is on for a four port controller and |
          |   Off for an eight port. Serial ports are located on an    |
          |    interface box which connects to Hostess 186 via the     |
          |                100-pin interface connector.                |
          +------------------------------------------------------------+