CMS ENHANCEMENTS, INC.

HCWDXTGEN

  Data bus:                  8-bit ISA

  Size:                      Half length, full-height card

  Hard drive supported:      Two MFM ST506/412 drives

  Floppy drives supported:   None

[Image]

                           CONNECTIONS

                  Function                         Location

  34-pin data cable connector - hard drive            J1

  20-pin data cable connector - drive 0               J2

  20-pin data cable connector - drive 1               J3

  External power connector                            J4

  4-pin connector - drive active LED                  J5

                        USER CONFIGURABLE SETTINGS

                Function                    Location          Setting

  »   Factory configured - do not              W25              open
      alter

  »   Factory configured - do not              W26              open
      alter

  »   Interrupt select IRQ5                    W27              open

      Interrupt select IRQ2                    W27             closed

  »   AT compatibility mode enabled            W28             closed

      XT compatibility mode enabled            W28              open

                            ADDRESS SELECT

   I/O Address      Base Memory Address       W21             W22

       320h               C8000h              open           open

       324h               CA000h             closed          open

       328h               CC000h              open          closed

       32Ch               CE000h             closed         closed

                     PRE-SELECTED DRIVE CONFIGURATION

                                     Drive 0   Drive 1

      Capacity   Heads   Cylinders     W17       W18      W19       W20

  »    21MB        4        615       open      open      open     open

       21MB        4        612      closed    closed    closed   closed

       10MB        4        306       open     closed     open    closed

       10MB        2        615      closed     open     closed    open