PROMISE TECHNOLOGY, INC.

DRIVECACHE DC2031

Data bus: 16-bit, ISA

Size: Full-length, full-height card

Hard drives supported: Two AT Interface (IDE) drives

Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB

One floppy tape drive

Maximum heads/cyl.: 16 heads and 2048 cylinders

[Image]

                                CONNECTIONS

                     Function                             Location

  40-pin AT Interface (IDE) control cable                    J1
  connector-hard drive

  34-pin control cable connector-floppy drive                J2

  34-pin control cable connector-floppy tape                 J3
  drive

  4-pin connector-drive active LED                          JP1

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

  »   Floppy drive enabled                   JP6              closed

      Floppy drive disabled                  JP6               open

                             INTERRUPT REQUEST

      IRQ         JP2/2       JP2/3       JP3/1      JP3/2        JP3/3

      IRQ12       closed      open       closed       open        open

  »   IRQ14        open       open        open       closed       open

      IRQ15        open      closed       open        open       closed

                               BIOS ADDRESS

   Address      JP5/jumper 1   JP5/jumper 2   JP5/jumper 3   JP5/jumper 4

      C000h       closed         closed         closed          closed

      C200h       closed         closed         closed           open

      C400h       closed         closed          open           closed

      C600h       closed         closed          open            open

      C800h       closed          open          closed          closed

      CA00h       closed          open          closed           open

      CC00h       closed          open           open           closed

      CE00h       closed          open           open            open

      D000h        open          closed         closed          closed

      D200         open          closed         closed           open

      D400h        open          closed          open           closed

      D600h        open          closed          open            open

  »   D800h        open           open          closed          closed

      DA00h        open           open          closed           open

      DC00h        open           open           open           closed

      DE00h        open           open           open            open

                       ON-BOARD CACHE CONFIGURATION

          Size                    Bank 0                   Bank 1

          512KB                  (2) 256K                   NONE

           1MB                   (2) 256K                 (2) 256K

           2MB                    (2) 1M                    NONE

          2.5MB                   (2) 1M                  (2) 256K

          2.5MB                  (2) 256K                  (2) 1M

           4MB                    (2) 1M                   (2) 1M

           8MB                    (2) 4M                    NONE

          8.5MB                  (2) 256K                  (2) 4M

          8.5MB                   (2) 4M                  (2) 256K

          10MB                    (2) 1M                   (2) 4M

          10MB                    (2) 4M                   (2) 1M

          16MB                    (2) 4M                   (2) 4M

  Note:Uses only 80nsec or faster SIMM's; 256KB, 1MB, or 4MB (either x8
  or x9).

                   MISCELLANEOUS TECHNICAL NOTES

  JP2/1, JP2/4 and JP3/4 are Not used and should not be altered.