(TXT) View Source
       
       # COMTROL CORPORATION
       
          HOSTESS I/S 2
       
          Card Type          I/O controller                              
          Chipset/Controller Texas Instruments (UART)                    
          I/O Options        Serial ports (2)                            
          Maximum DRAM       8MB                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |    Purpose    | Location |       Purpose        | Location |
          |---------------+----------+----------------------+----------|
          | Serial port 1 |   CN1    | External reset       |   CN3    |
          |               |          | connector 1          |          |
          |---------------+----------+----------------------+----------|
          | Serial port 2 |   CN2    | External reset       |   CN4    |
          |               |          | connector 2          |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                RS-232/RS-422 MODE SELECTION                |
          |------------------------------------------------------------|
          |       Mode       |      JP1/A-H       |      JP2/A-H       |
          |------------------+--------------------+--------------------|
          |      RS-422      | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |      RS-232      | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 I/O ADDRESS CONFIGURATION                  |
          |------------------------------------------------------------|
          |  Address   |   SW1/1   |   SW1/2   |   SW1/3   |   SW1/4   |
          |------------+-----------+-----------+-----------+-----------|
          |    218h    |    Off    |    Off    |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    21Ch    |    On     |    Off    |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    238h    |    Off    |    On     |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    23Ch    |    On     |    On     |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    318h    |    Off    |    Off    |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    31Ch    |    On     |    Off    |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    338h    |    Off    |    On     |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    33Ch    |    On     |    On     |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    618h    |    Off    |    Off    |    Off    |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |    61Ch    |    On     |    Off    |    Off    |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |    638h    |    Off    |    On     |    Off    |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |    63Ch    |    On     |    On     |    Off    |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |    718h    |    Off    |    Off    |    On     |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |    71Ch    |    On     |    Off    |    On     |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |    738h    |    Off    |    On     |    On     |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |    73Ch    |    On     |    On     |    On     |    On     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |            Size            |            Bank 0             |
          |----------------------------+-------------------------------|
          |           512KB            |         (2) 256K x 9          |
          |----------------------------+-------------------------------|
          |            2MB             |          (2) 1M x 9           |
          |----------------------------+-------------------------------|
          |            8MB             |          (2) 4M x 9           |
          +------------------------------------------------------------+