ADAPTEC, INC.

ACB-2322A (VERSION 2)

Data bus:                16-bit, ISA
Size:                    Full-length full-height card
Hard drives supported:   Two RLL ESDI
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB

[Image]

                           CONNECTIONS

                  Function                        Location

  34-pin data cable connector-floppy drive           J1

  20-pin data cable connector-drive 0                J2

  20-pin data cable connector-drive 1                J3

  34-pin control cable connector-hard drive          J4

  4-pin connector-drive active LED                   J5

  Serial monitor output                              J13

                        USER CONFIGURABLE SETTINGS

              Function                     Location           Setting

  »   BIOS address C800-CBFFh                J11             pins 1 & 2
                                                               closed

      BIOS address- CC00-CFFFh               J11             pins 2 & 3
                                                               closed

  »   Hard drive address 1F0-1FFh        J12/jumper 1           open

      Hard drive address 170-177h        J12/jumper 1          closed

  »   Floppy address 3F0-3F7h            J12/jumper 2           open

      Floppy address 370-377h            J12/jumper 2          closed

  »   Zero wait state disabled           J12/jumper 3           open

      Zero wait state enabled            J12/jumper 3          closed

  »   Not used                         J12 jumper 4 & 5         open

  »   Serial monitor disabled            J12/jumper 6           open

      Serial monitor enabled             J12/jumper 6          closed
      (2400b)

  »   Hard drive Interrupt is IRQ14          J18             pins 1 & 2
                                                               closed

      Hard drive Interrupt is IRQ15          J18             pins 2 & 3
                                                               closed

  »   Not used                               J18             pins 3 & 4
                                                                open

  »   Floppy drive DMA Acknowledge           J19             pins 1 & 2
      Is DACK2                                                 closed

      Floppy drive DMA Acknowledge           J19             pins 2 & 3
      is DACK3                                                 closed

  »   Floppy drive Interrupt is              J20             pins 1 & 2
      IRQ6                                                     closed

      Floppy drive Interrupt is              J20             pins 2 & 3
      IRQ10                                                    closed

  »   Floppy drive DMA Request is            J21             pins 2 & 3
      DREQ2                                                    closed

      Floppy drive DMA Request is            J21             pins 1 & 2
      DREQ3                                                    closed