EMULEX CORPORATION

TIME-SPECTRUM MULTIFUNCTION BOARD

Card Type              Multi-I/O
Chipset                Unidentified
Maximum Onboard Memory 256KB DRAM
I/O Options            Clock/calendar, parallel port, serial port
Data Bus               8-bit ISA

[Image]

                                CONNECTIONS

        Function           Label             Function             Label

  Serial port               P1       Unidentified                   P3

  Parallel port             P2

            Note:P1, P2, and the real-time clock are optional and may not
            be installed on all boards.

                        USER CONFIGURABLE SETTINGS

                   Setting                       Label        Position

  »   Factory configured - do not alter           E1         Pins 1 & 3
                                                               closed

  »   High hysteresis serial port mode            E27           Open
      disabled

      High hysteresis serial port mode            E27          Closed
      enabled

      Clock/calendar address is 350h             SW1/7           On

      Clock/calendar address is 250h             SW1/7          Off

      Parallel port address is 378h              SW1/8           On

      Parallel port address is 278h              SW1/8          Off

         SERIAL PORT ADDRESS SELECTION

    Setting          SW1/5          SW1/6

  3F8h (COM1:)        On             Off

  2F8h (COM2:)        Off             On

    Disabled          On              On

    CLOCK/CALENDAR INTERRUPT SELECTION

       Setting               E21

        IRQ2          Pins 4 & 5 closed

        IRQ3          Pins 1 & 2 closed

        IRQ4          Pins 2 & 3 closed

        IRQ5          Pins 5 & 6 closed

        None                 Open

                      SERIAL PORT INTERRUPT SELECTION

               Setting                                 E11

                   IRQ2                         Pins 6 & 7 closed

                   IRQ3                         Pins 1 & 2 closed

  »                IRQ4                         Pins 2 & 3 closed

                   IRQ5                         Pins 7 & 8 closed

                     PARALLEL PORT INTERRUPT SELECTION

               Setting                                 E5

                   IRQ2                         Pins 5 & 6 closed

                   IRQ3                         Pins 2 & 3 closed

                   IRQ5                         Pins 1 & 2 closed

  »                IRQ7                         Pins 4 & 5 closed

          STARTING MEMORY ADDRESS SELECTION

  Setting    SW1/1      SW1/2      SW1/3      SW1/4

   64KB       Off        Off        Off        Off

   128KB       On        Off        Off        Off

   192KB      Off         On        Off        Off

   256KB       On         On        Off        Off

   320KB      Off        Off        On         Off

   384KB       On        Off        On         Off

   448KB      Off         On        On         Off

   512KB       On         On        On         Off

   576KB      Off        Off        Off        On

   640KB       On        Off        Off        On

   704KB      Off         On        Off        On

   768KB      Off        Off        On         On

                         SERIAL PORT CONFIGURATION

                 Setting                                 E29

           Normal configuration              Pins 1 & 10, 2 & 11, 3 & 12,
                                            4 & 13, 5 & 14, 6 & 15 closed

  2- or 3-wire, transmit/receive normal      Pins 1 & 10, 2 & 11, 7 & 16,
                                                8 & 17, 9 & 18 closed

  2- or 3-wire, transmit/receive reversed   Pins 1 & 2, 7 & 16, 8 & 17, 9
                                                & 18, 10 & 11 closed

  Serial printer configuration, CTS input    Pins 1 & 10, 4 & 13, 8 & 17,
            from READY and CTS                      9 & 18 closed

  Serial printer configuration, CTS input    Pins 1 & 10, 8 & 17, 9 & 18
             from READY only                           closed

                            DRAM CONFIGURATION

    Setting        Bank 0         Bank 1        Bank 2         Bank 3

      0KB           None           None          None           None

     64KB       (9) 64K x 1        None          None           None

     128KB      (9) 64K x 1    (9) 64K x 1       None           None

     192KB      (9) 64K x 1    (9) 64K x 1    (9) 64K x 1       None

     256KB      (9) 64K x 1    (9) 64K x 1    (9) 64K x 1    (9) 64K x 1