
DATA TECHNOLOGY CORPORATION

DTC6180-15TX (REV. B)

Data Bus                16-bit ISA
Card Size               Full-length, full-height card
Hard Drives supported   Two ESDI drives with 17 or 60 sector mapping
Floppy drives supported None
Sector interleave       1:1

[Image]

                                CONNECTIONS

        Function          Location           Function           Location

  34-pin cable connector     J2       20-pin data cable            J4
  - hard drive                        connector - drive 1

  20-pin data cable          J3       4-pin connector -            J5
  connector - drive 0                 drive active LED

                        USER CONFIGURABLE SETTINGS

                   Function                      Label       Position

     Wait state disabled                         W2           Open

      Wait state enabled                          W2          Closed

     BIOS SRAM is 2Kx8 (6116)                    W3           Open

      BIOS SRAM is 8Kx8 (6264)                    W3          Closed

     Track buffer size is 32Kx8 SRAM             W4         Pins 1 & 2
                                                              closed

      Track buffer size is 8Kx8 SRAM              W4         Pins 2 & 3
                                                              closed

     Factory configured - do not alter          SW1/1          On

     Primary port address (1F0h-1F7h)           SW1/2          Off
      enabled

      Secondary port address (170h-177h)         SW1/2          On
      enabled

     Auto-deselect disabled                     SW1/3          Off

      Auto-deselect enabled                      SW1/3          On

     BIOS EPROM enabled                         SW1/4          On

      BIOS EPROM disabled                        SW1/4          Off

     Interrupt after reset enabled              SW1/7          On

      Interrupt after reset disabled             SW1/7          Off

     Track buffer enabled                       SW1/8          On

      Track buffer disabled                      SW1/8          Off

                          BIOS ADDRESS SELECTION

           Address                   SW1/5                  SW1/6

            C8000h                   Off                    Off

             D0000h                   Off                     On

             D4000h                    On                     On

             D8000h                    On                    Off

