
DATA TECHNOLOGY CORPORATION

DTC5187I, DTC7187

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two RLL 2,7 ST506/412 drives with 17, 32, 60 sector
mapping

Floppy drives supported: None

Sector interleave: DTC5187i: 2:1

DTC7187i: 1:1

[Image]

                           CONNECTIONS

                  Function                        Location

  34-pin control cable connector-hard drive          J1

  20-pin data cable connector-drive 0                J2

  20-pin data cable connector-drive 1                J3

  4-pin connector-drive active LED                   J4

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

     Floppy Drive Changed Signal not         W1               open
      driven

      Floppy Drive Changed Signal             W1              closed
      driven low

     Initial interrupt enabled after         W4             pins 2 & 3
      reset                                                   closed

      Initial interrupt disabled              W4             pins 1 & 2
      after reset                                             closed

     Auto-deselect enabled                   W6              closed

      Auto-deselect disabled                  W6               open

     Normal operation mode                   W7              closed

      Internal use mode                       W7               open

     BIOS enabled                            W8              closed

      BIOS disabled                           W8               open

     BIOS address is C800:0000 to            W9               open
      C800:3FFFh

      BIOS address is D800:0000 to            W9              closed
      D800:3FFFh

                          HARD DRIVE PORT ADDRESS

                Address                        W2               W3

     Port addresses are 1F0-1F7              open             open
      3F6-3F7h

      Port addresses are 170-177             closed           closed
      376-377h

