(TXT) View Source
       
       # DATA TECHNOLOGY CORPORATION
       
          DTC2278S
       
          +------------------------------------------------------------+
          |------------------------------------------------------------|
          | Data bus:         | 32-bit VL-Bus                          |
          |-------------------+----------------------------------------|
          | Size:             | Three/quarter-length, half-height card |
          |-------------------+----------------------------------------|
          | Hard drive        | Two IDE(AT) interface drives           |
          | supported:        |                                        |
          |-------------------+----------------------------------------|
          | Floppy drives     | Two 360KB, 720KB, 1.2MB, 1.44MB drives |
          | supported:        |                                        |
          +------------------------------------------------------------+
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |                    Function                     | Location |
          |-------------------------------------------------+----------|
          | 10-pin serial port 2 - internal                 |    J2    |
          |-------------------------------------------------+----------|
          | 9-pin serial port 1 - external (via ribbon      |    J3    |
          | cable)                                          |          |
          |-------------------------------------------------+----------|
          | 16-pin game port                                |    J4    |
          |-------------------------------------------------+----------|
          | 34-pin cable connector - floppy drive           |    J5    |
          |-------------------------------------------------+----------|
          | 40-pin connector - secondary IDE(AT) interface  |    J6    |
          |-------------------------------------------------+----------|
          | 40-pin connector - primary IDE(AT) interface    |    J7    |
          |-------------------------------------------------+----------|
          | 4-pin connector - drive active LED              |    J8    |
          |-------------------------------------------------+----------|
          | 25-pin parallel port - external                 |    J9    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function              | Location |  Setting   |
          |------------------------------------+----------+------------|
          | » | Floppy drive interface enabled |    W7    | pins 2 & 3 |
          |   |                                |          |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Floppy drive interface         |    W7    | pins 1 & 2 |
          |   | disabled                       |          |   closed   |
          |---+--------------------------------+----------+------------|
          | » | Game port enabled              |    W8    |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Game port disabled             |    W8    |    open    |
          |---+--------------------------------+----------+------------|
          | » | Parallel port is               |   W17    |   closed   |
          |   | uni-directional                |          |            |
          |---+--------------------------------+----------+------------|
          |   | Parallel port is               |   W17    |    open    |
          |   | bi-directional                 |          |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              PARALLEL PORT ADDRESS SELECTION               |
          |------------------------------------------------------------|
          |       LPT        |         W1         |         W2         |
          |------------------+--------------------+--------------------|
          | » | LPT1 (378h)  | pins 2 & 3 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   | LPT2 (278h)  | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   | LPT3 (3BCh)  | pins 2 & 3 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   |   Disabled   | pins 1 & 2 closed  | pins 1 & 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT 1 ADDRESS SELECTION               |
          |------------------------------------------------------------|
          |       COM        |         W5         |         W6         |
          |------------------+--------------------+--------------------|
          | » | COM1 (3F8h)  | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   | COM3 (3E8h)  | pins 2 & 3 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   | COM4 (2E8h)  | pins 2 & 3 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   |   Disabled   | pins 1 & 2 closed  | pins 1 & 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT 2 ADDRESS SELECTION               |
          |------------------------------------------------------------|
          |       COM        |         W3         |         W4         |
          |------------------+--------------------+--------------------|
          | » | COM2 (2F8h)  | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   | COM3 (3E8h)  | pins 2 & 3 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   | COM4 (2E8h)  | pins 2 & 3 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |   Disabled   | pins 1 & 2 closed  | pins 1 & 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  PARALLEL PORT INTERRUPT                   |
          |------------------------------------------------------------|
          |         IRQ         |        W9         |       W10        |
          |---------------------+-------------------+------------------|
          | » |      IRQ7       |       open        |      closed      |
          |---+-----------------+-------------------+------------------|
          |   |      IRQ5       |      closed       |       open       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               SERIAL PORT 1 INTERRUPT SELECT               |
          |------------------------------------------------------------|
          |      IRQ       |     W14      |     W15      |     W16     |
          |----------------+--------------+--------------+-------------|
          | » |    IRQ4    |     open     |     open     |   closed    |
          |---+------------+--------------+--------------+-------------|
          |   |    IRQ3    |     open     |    closed    |    open     |
          |---+------------+--------------+--------------+-------------|
          |   |    IRQ5    |    closed    |     open     |    open     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               SERIAL PORT 2 INTERRUPT SELECT               |
          |------------------------------------------------------------|
          |      IRQ       |     W11      |     W12      |     W13     |
          |----------------+--------------+--------------+-------------|
          | » |    IRQ3    |     open     |     open     |   closed    |
          |---+------------+--------------+--------------+-------------|
          |   |    IRQ4    |     open     |    closed    |    open     |
          |---+------------+--------------+--------------+-------------|
          |   |    IRQ5    |    closed    |     open     |    open     |
          +------------------------------------------------------------+