MAPLE SYSTEMS

MC-1165A

Data Bus: 16-bit, ISA

Size: Three-quarter-length, full-height card

Hard Drives Supported: Two ESDI drives

Floppy Drives Supported: Two 360KB, 720KB, 1.2MB, and 1.44MB drives

[Image]

                          CONNECTIONS

                   Function                       Location

  34-pin data cable connector - floppy drive         J2

  34-pin control cable connector - hard drive        J3

  20-pin data cable connector - drive 0              J4

  20-pin data cable connector - drive 1              J5

  4-pin connector - drive active LED                 J22

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

  »   Virtual split disabled                  J1             pins 1 & 2
                                                               open

      Virtual split enabled                   J1             pins 1 & 2
                                                              closed

  »   Factory configured - do not             J1             pins 3 & 4
      alter                                                    open

  »   Port addresses are 1F0-1F7 and          J7             pins 1 & 2
      3F0-3F7h                                                 open

      Port addresses are 170-177 and          J7             pins 1 & 2
      370-377h                                                closed

  »   Floppy drive enabled                    J7             pins 3 & 4
                                                               open

      Floppy drive disabled                   J7             pins 3 & 4
                                                              closed

  »   Single speed floppy enabled             J8               open

      Dual speed floppy enabled               J8              closed

  »   Hard Drive Interrupt is IRQ 14          J9             pins 2 & 3
                                                              closed

      Hard Drive Interrupt is IRQ 15          J9             pins 1 & 2
                                                              closed

  Note:Pins 3 & 4 on Jumper J1 are Not used.

                           BIOS ADDRESS

     Address      J6/pins 1 & 2    J6/pins 3 & 4    J6/pins 5 & 6

     C8000h            open             open            open

     D4000h           closed            open            open

     D0000h            open            closed           open

     D8000h           closed           closed           open

     CC000h            open             open           closed

     DC000h           closed            open           closed

    Disabled           open            closed          closed