PERSTOR SYSTEMS, INC.
=====================

   PS180-16F

   Data bus:            16-bit ISA                                
   Size:                Three/quarter length, full-height card    
   Hard drives          Two MFM or RLL ST506/412 drives           
   supported:           
   Floppy drives        Two 360KB, 720KB, 1.2MB, or 1.44MB drives 
   supported:           
   Maximum heads/cyl.:  15 heads and 2,048 cylinders              

<gopher://bitreich.org/I/th99/c/P-R/20840-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                   Function                   |  Location   |
   |----------------------------------------------+-------------|
   | 34-pin control cable connector- floppy drive |     J2      |
   |----------------------------------------------+-------------|
   | 20-pin data cable connector - drive 1        |     J3      |
   |----------------------------------------------+-------------|
   | 20-pin data cable connector - drive 0        |     J4      |
   |----------------------------------------------+-------------|
   | 34-pin control cable connector - hard drive  |     J5      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |         USER CONFIGURABLE SETTINGS - ALL REVISIONS         |
   |------------------------------------------------------------|
   |              Function              |  Location   | Setting |
   |------------------------------------+-------------+---------|
   |>> | BIOS enabled                   |     J1      | closed  |
   |---+--------------------------------+-------------+---------|
   |   | BIOS disabled                  |     J1      |  open   |
   |---+--------------------------------+-------------+---------|
   |>> | Floppy disk controller enabled | J6/pins 1 & | closed  |
   |   |                                |      2      |         |
   |---+--------------------------------+-------------+---------|
   |   | Floppy disk controller         | J6/pins 2 & | closed  |
   |   | disabled                       |      3      |         |
   |---+--------------------------------+-------------+---------|
   |>> | Port address is 1F0h-1F7h      | J3/pins 1 & | closed  |
   |   |                                |      2      |         |
   |---+--------------------------------+-------------+---------|
   |   | Port address is 170h-177h      | J3/pins 2 & | closed  |
   |   |                                |      3      |         |
   +------------------------------------------------------------+