DATA TECHNOLOGY CORPORATION

DTC5287

Data bus: 16-bit, ISA

Size: Full-length, full-height card

Hard drives supported: Two RLL ST506 drives

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

Sector interleave: 2:1

[Image]

                                CONNECTIONS

                     Function                             Location

  34-pin data cable connector-floppy drive                   J1

  34-pin control cable connector-hard drive                  J2

  20-pin data cable connector-drive 0                        J3

  20-pin data cable connector-drive 1                        J4

  4-pin connector-drive active LED                           J5

  DB-37 control cable connector-external floppy              J6
  drive

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

  »   BIOS address is C800h                   W2               open

      BIOS address is D800h                   W2              closed

  »   BIOS enabled                            W3              closed

      BIOS disabled                           W3               open

  »   Factory configured - do not             W5              closed
      alter

  »   Factory configured - do not             W6             pins 2 & 3
      alter                                                   closed

  »   BIOS ROM chip is 2764                   W7               open

      BIOS ROM chip is 27128                  W7              closed

                          HARD DRIVE PORT ADDRESS

                Address                        W1               W4

  »   Port addresses are 1F0-1F7              open             open
      3F2-3F7h

      Port addresses are 170-177             closed           closed
      372-377h

                       MISCELLANEOUS TECHNICAL NOTES

   This controller has a built-in low-level format program. To enter the
  program run the DEBUG utility supplied with DOS and at the prompt enter
                                G=C800:5.x