(TXT) View Source
       
       # DATA TECHNOLOGY CORPORATION
       
          DTC2280 (400485-89A)
       
          +------------------------------------------------------------+
          |------------------------------------------------------------|
          | Data bus:         | 16-bit, ISA                            |
          |-------------------+----------------------------------------|
          | Size:             | Half-length, half-height card          |
          |-------------------+----------------------------------------|
          | Hard drive        | Two IDE (AT) Interface drives          |
          | supported:        |                                        |
          |-------------------+----------------------------------------|
          | Floppy drives     | Two 360KB, 720KB, 1.2MB, or 1.44MB     |
          | supported:        | drives                                 |
          +------------------------------------------------------------+
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |                   Function                    |  Location  |
          |-----------------------------------------------+------------|
          | 34-pin control cable connector - floppy drive |     J1     |
          |-----------------------------------------------+------------|
          | 40-pin IDE(AT) Interface connector            |     J2     |
          |-----------------------------------------------+------------|
          | 16-pin game port - internal                   |     J3     |
          |-----------------------------------------------+------------|
          | 10-pin serial port (COM1/3/4) - internal      |     J4     |
          |-----------------------------------------------+------------|
          | 10-pin serial port (COM2/3/4) - internal      |     J6     |
          |-----------------------------------------------+------------|
          | 25-pin parallel port (LPT1/2/3) - external    |     J7     |
          |-----------------------------------------------+------------|
          | 2-pin connector - Drive active LED            |    JP1     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function              | Location |  Setting   |
          |------------------------------------+----------+------------|
          | » | Parallel port is               |   JP3    |   closed   |
          |   | uni-directional                |          |            |
          |---+--------------------------------+----------+------------|
          |   | Parallel port is               |   JP3    |    open    |
          |   | bi-directional                 |          |            |
          |---+--------------------------------+----------+------------|
          | » | Hard drive port address is     |  JP4/A   | pins 2 & 3 |
          |   | 3F6-3F7, 1F0-1F7h              |          |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Hard drive port address is     |  JP4/A   | pins 1 & 2 |
          |   | 376-377, 170-177h              |          |   closed   |
          |---+--------------------------------+----------+------------|
          | » | Hard drive enabled             |  JP4/B   | pins 1 & 2 |
          |   |                                |          |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Hard drive disabled            |  JP4/B   | pins 2 & 3 |
          |   |                                |          |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |           USER CONFIGURABLE SETTINGS (CONTINUED)           |
          |------------------------------------------------------------|
          |              Function              | Location |  Setting   |
          |------------------------------------+----------+------------|
          | » | Floppy drive port address is   |  JP4/C   | pins 2 & 3 |
          |   | 3F0-3F7h                       |          |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Floppy drive port address is   |  JP4/C   | pins 1 & 2 |
          |   | 370-377h                       |          |   closed   |
          |---+--------------------------------+----------+------------|
          | » | Floppy drive enabled           |  JP4/D   | pins 1 & 2 |
          |   |                                |          |   closed   |
          |---+--------------------------------+----------+------------|
          |   | Floppy drive disabled          |  JP4/D   | pins 2 & 3 |
          |   |                                |          |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT 1 (J4) CONFIGURATION              |
          |------------------------------------------------------------|
          |       COM        |       JP2/A        |       JP2/B        |
          |------------------+--------------------+--------------------|
          | » |     COM1     | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     COM3     | pins 2 & 3 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     COM4     | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |   Disabled   | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT 2 (J6) CONFIGURATION              |
          |------------------------------------------------------------|
          |       COM        |       JP2/C        |       JP2/D        |
          |------------------+--------------------+--------------------|
          | » |     COM2     | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     COM3     | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     COM4     | pins 2 & 3 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |   Disabled   | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              PARALLEL PORT (J7) CONFIGURATION              |
          |------------------------------------------------------------|
          |       LPT        |       JP2/E        |       JP2/F        |
          |------------------+--------------------+--------------------|
          | » |     LPT1     | pins 2 & 3 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     LPT2     | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     LPT3     | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |   Disabled   | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            SERIAL PORT 1 (J4) INTERRUPT REQUEST            |
          |------------------------------------------------------------|
          |       IRQ       |     J5/A     |    J5/B     |    J5/C     |
          |-----------------+--------------+-------------+-------------|
          | »  |    IRQ4    |    closed    |    open     |    open     |
          |----+------------+--------------+-------------+-------------|
          |    |    IRQ3    |     open     |   closed    |    open     |
          |----+------------+--------------+-------------+-------------|
          |    |    IRQ5    |     open     |    open     |   closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            SERIAL PORT 2 (J6) INTERRUPT REQUEST            |
          |------------------------------------------------------------|
          |       IRQ       |     J5/D     |    J5/E     |    J5/F     |
          |-----------------+--------------+-------------+-------------|
          | »  |    IRQ3    |    closed    |    open     |    open     |
          |----+------------+--------------+-------------+-------------|
          |    |    IRQ4    |     open     |   closed    |    open     |
          |----+------------+--------------+-------------+-------------|
          |    |    IRQ5    |     open     |    open     |   closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            PARALLEL PORT (J7) INTERRUPT REQUEST            |
          |------------------------------------------------------------|
          |          IRQ           |      J5/G       |      J5/H       |
          |------------------------+-----------------+-----------------|
          | »    |      IRQ7       |     closed      |      open       |
          |------+-----------------+-----------------+-----------------|
          |      |      IRQ5       |      open       |     closed      |
          +------------------------------------------------------------+