SEAGATE TECHNOLOGY, INC.
========================

   ST07A, ST08A

   +------------------------------------------------------------+
   +------------------------------------------------------------+

   Data bus: 16-bit, ISA

   Size: Half-length, full-height card

   Hard drives supported:  Two IDE (AT) Interface drives

   Floppy drives supported: ST07A: None

   ST08A: Two 360KB, 720KB, 1.2MB, or 1.44MB

<gopher://bitreich.org/I/th99/c/S-T/20194-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                    Function                     | Location |
   |-------------------------------------------------+----------|
   | 40-pin AT Interface (IDE) control cable         |    J1    |
   | connector-internal                              |          |
   |-------------------------------------------------+----------|
   | 34-pin data cable connector-floppy drive (ST08A |    J2    |
   | only)                                           |          |
   |-------------------------------------------------+----------|
   | 4-pin connector-drive active LED                |    J3    |
   |-------------------------------------------------+----------|
   | 5-pin connector-DC power                        |    J4    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Location |  Setting   |
   |------------------------------------+----------+------------|
   |>> | Port addresses are 1F0-1F7,    |   JP2    |    open    |
   |   | 3F6-3F7 3F0-3F5, 3F7h          |          |            |
   |---+--------------------------------+----------+------------|
   |   | Port addresses are             |   JP2    |   closed   |
   |   | 170-177,376-377 370-375, 377h  |          |            |
   |---+--------------------------------+----------+------------|
   |>> | Floppy drive disabled          |   JP4    |    open    |
   |---+--------------------------------+----------+------------|
   |   | Floppy drive enabled           |   JP4    |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | IRQ14 is connected directly to |   JP5    | pins 2 & 3 |
   |   | the host                       |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | IRQ14 to the host is cleared   |   JP5    | pins 1 & 2 |
   |   | when the drive goes BUSY       |          |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | I/O channel READY from hard    |   JP6    |    open    |
   |   | drive is not connected to host |          |            |
   |---+--------------------------------+----------+------------|
   |   | I/O channel READY from the     |   JP6    |   closed   |
   |   | hard drive is connected to     |          |            |
   |   | host                           |          |            |
   +------------------------------------------------------------+