(TXT) View Source
       
       # DATA TECHNOLOGY CORPORATION
       
          DTC 2278E (400516-89A)
       
          +------------------------------------------------------------+
          |------------------------------------------------------------|
          | Data bus:         | 32-bit VL-Bus                          |
          |-------------------+----------------------------------------|
          | Size:             | Three/quarter-length, half-height card |
          |-------------------+----------------------------------------|
          | Hard drive        | Two IDE(AT) or EIDE 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                 |    J3     |
          |------------------------------------------------+-----------|
          | 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    |
          |-----------------------------+---------------+--------------|
          | » | Game port enabled       |      W14      |    closed    |
          |---+-------------------------+---------------+--------------|
          |   | Game port disabled      |      W14      |     open     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  PARALLEL PORT INTERRUPT                   |
          |------------------------------------------------------------|
          |         IRQ         |        W12        |       W13        |
          |---------------------+-------------------+------------------|
          | » |      IRQ7       |       open        |      closed      |
          |---+-----------------+-------------------+------------------|
          |   |      IRQ5       |      closed       |       open       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              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  |
          |------------------------------------------------------------|
          | Note: COM1 & COM3 are automatically configured to IRQ4.    |
          |                                                            |
          | COM2 & COM4 are automatically configured to IRQ3.          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              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  |
          |------------------------------------------------------------|
          | Note: COM1 & COM3 are automatically configured to IRQ4.    |
          |                                                            |
          | COM2 & COM4 are automatically configured to IRQ3.          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              PARALLEL PORT MODE CONFIGURATION              |
          |------------------------------------------------------------|
          |      Mode       |         W7          |        W22         |
          |-----------------+---------------------+--------------------|
          | »   |  Printer  |  pins 2 & 3 closed  | pins 2 & 3 closed  |
          |-----+-----------+---------------------+--------------------|
          |     |    ECP    |  pins 2 & 3 closed  | pins 1 & 2 closed  |
          |-----+-----------+---------------------+--------------------|
          |     |    EPP    |  pins 1 & 2 closed  | pins 2 & 3 closed  |
          |------------------------------------------------------------|
          | Note: You must select a DMA channel when using ECP mode.   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       DMA SELECTION                        |
          |------------------------------------------------------------|
          |  Channel   |    W8     |    W9     |    W10    |    W11    |
          |------------+-----------+-----------+-----------+-----------|
          |     1      |  closed   |   open    |  closed   |   open    |
          |------------+-----------+-----------+-----------+-----------|
          |     3      |   open    |  closed   |   open    |  closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               MISCELLANEOUS TECHNICAL NOTES                |
          |------------------------------------------------------------|
          | The floppy controller in automatically configured: When a  |
          |     cable is attached, it is enabled, when no cable is     |
          |                  attached it is disabled.                  |
          +------------------------------------------------------------+