
DISTRIBUTED PROCESSING TECHNOLOGY

PM3011A/50, PM3011A/60 VER.2

Data bus:                16-bit ISA
Size:                    Full-length, full-height card
Hard drives supported:   PM3011/50:Two ST506/412 MFM drives

                         PM3011/60:Two ST506/412 RLL drives
Floppy drives supported: Optional on daughtercard
Sector Interleave:       Automatic

[Image]

                           CONNECTIONS

                  Function                        Location

  20-pin data cable connector-drive 1                J3

  20-pin data cable connector-drive 0                J4

  34-pin control cable connector-hard drive          J5

  4-pin connector-drive active LED                   J6

  Floppy Drive daughter board connector              J7

  Memory expansion board cable connector             J8

  Floppy Drive daughter board connector              J10

                       HARD DRIVE INTERRUPT REQUEST

         IRQ                 Y9               Y10               Y11

         IRQ14            closed             open             open

           IRQ5             open              open            closed

           IRQ7             open             closed            open

                          SCSI INTERRUPT REQUEST

             IRQ                   Jumper Y12             Jumper Y13

            Disabled                 open                   open

                5                    closed                  open

                7                     open                  closed

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

     Not used                            Y1, Y2, Y3           open

     Floppy drive port address               Y5               open
      3F0-3F7h

      Floppy drive port address               Y5              closed
      370-377h

     SCSI address disabled                   Y6               open

      SCSI address enabled                    Y6              closed

     BIOS disabled                           Y7               open

      BIOS enabled                            Y7              closed

     Factory configured - do not             Y8               open
      alter

     Hard drive port address                 Y18              open
      1F0-1F7h

      Hard drive port address                 Y18             closed
      170-177h

                             SCSI DMA CHANNEL

        DRQ              Y14           Y15          Y16           Y17

       Disabled         open         open          open         open

          DRQ1          closed        open         closed        open

          DRQ3           open        closed         open        closed

            SCSI I/O ADDRESS

   Address      Jumper Y19   Jumper Y20

    CB00h         open          open

    DB00h        closed         open

    EB00h         open         closed

    F100h        closed        closed

                       LED INFORMATION

                  Function                       Location

  Disk controller busy                            LED-1

  PC/AT transfer to hard disk controller          LED-2

  PC/AT transfer from hard disk controller        LED-3

  Cache hit                                       LED-4

  Controller look-ahead active                    LED-5

  Hard disk transfer to controller                LED-6

  Hard disk transfer from controller              LED-7

  PC/AT reset to controller                       LED-8

  Hard disk interrupt to PC/AT                    LED-9

  DRQ                                             LED-10

