EVEREX SYSTEMS, INC.

MAGIC I/O EV170D (VER. 1.0)

Card Type              Multi-I/O card
Chip Set               Unidentified
Maximum Onboard Memory None
I/O Options            Game port, parallel port, serial ports (2)
Data Bus               8-bit ISA

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Game port                     J1     Serial port 1                 J3

  Serial port 2                 J2     Parallel port                 J4

                        USER CONFIGURABLE SETTINGS

                Function                    Label           Position

  »   8-bit IBM PC/XT slot disabled        CARDSEL        Unidentified

      8-bit IBM PC/XT slot enabled         CARDSEL        Unidentified

  »   Clock/calendar enabled                CLKEN            Closed

      Clock/calendar disabled               CLKEN             Open

  »   Game port enabled                       GE             Closed

      Game port disabled                      GE              Open

  »   Printer mode                           PIO       Pins 2 & 3 closed

      General purpose I/O                    PIO       Pins 1 & 2 closed

  »   Factory configured - do not alter      SC1              N/A

  »   Factory configured - do not alter      SC2              N/A

                      PARALLEL PORT ADDRESS SELECTION

                Setting                               LPTSEL

  »              LPT2 (278h)                     Pins 1 & 2 closed

                 LPT3 (3BCh)                     Pins 3 & 4 closed

                  Disabled                             Open

                      SERIAL PORT 1 ADDRESS SELECTION

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

  »    COM1 (3F8h)        On           Off          Off           Off

       COM2 (2F8h)        Off           On          Off           Off

       COM3 (3E8h)        Off          Off           On           Off

       COM4 (2E8h)        Off          Off          Off           On

         Disabled         Off          Off          Off           Off

                      SERIAL PORT 2 ADDRESS SELECTION

       Setting           SW1/5        SW1/6        SW1/7         SW1/8

       COM1 (3F8h)        On           Off          Off           Off

  »    COM2 (2F8h)        Off           On          Off           Off

       COM3 (3E8h)        Off          Off           On           Off

       COM4 (2E8h)        Off          Off          Off           On

         Disabled         Off          Off          Off           Off

                            MAGIC I/O SELECTION

       Setting            CLKINT/A          CLKINT/B         CLKINT/C

           IRQ2             Open             Closed            Open

           IRQ5             Open             Closed            Open

           IRQ7            Closed             Open             Open

  »      Disabled           Open              Open             Open

                     SERIAL PORT 1 INTERRUPT SELECTION

      IRQ            SI1/A         SI1/B          SI1/C         SI1/D

        IRQ2         Open           Open          Open        Pins 1 & 2
                                                                closed

        IRQ3       Pins 1 & 2       Open          Open           Open
                    closed

  »     IRQ4         Open        Pins 1 & 2       Open           Open
                                   closed

        IRQ5         Open           Open        Pins 1 & 2       Open
                                                 closed

                     SERIAL PORT 2 INTERRUPT SELECTION

      IRQ            SI1/A         SI1/B          SI1/C         SI1/D

        IRQ2         Open           Open          Open        Pins 2 & 3
                                                                closed

        IRQ3       Pins 2 & 3       Open          Open           Open
                    closed

  »     IRQ4         Open        Pins 2 & 3       Open           Open
                                   closed

        IRQ5         Open           Open        Pins 2 & 3       Open
                                                 closed

                     FORCE-TRUES PORT 1 CONFIGURATION

    Setting        SCH1/A         SCH1/B        SCH1/C          SCH1/D

      DSR        Pins 1 & 2     Pins 2 & 3     Pins 2 & 3     Pins 2 & 3
                   closed         closed        closed          closed

      CTS        Pins 2 & 3     Pins 1 & 2     Pins 2 & 3     Pins 2 & 3
                   closed         closed        closed          closed

      DCD        Pins 2 & 3     Pins 2 & 3     Pins 1 & 2     Pins 2 & 3
                   closed         closed        closed          closed

      RI         Pins 2 & 3     Pins 2 & 3     Pins 2 & 3     Pins 1 & 2
                   closed         closed        closed          closed

            Note: The above function disables the force-true options.

                     FORCE-TRUES PORT 2 CONFIGURATION

    Setting        SCH2/A         SCH2/B        SCH2/C          SCH2/D

      DSR        Pins 1 & 2     Pins 2 & 3     Pins 2 & 3     Pins 2 & 3
                   closed         closed        closed          closed

      CTS        Pins 2 & 3     Pins 1 & 2     Pins 2 & 3     Pins 2 & 3
                   closed         closed        closed          closed

      DCD        Pins 2 & 3     Pins 2 & 3     Pins 1 & 2     Pins 2 & 3
                   closed         closed        closed          closed

      RI         Pins 2 & 3     Pins 2 & 3     Pins 2 & 3     Pins 1 & 2
                   closed         closed        closed          closed

            Note: The above function disables the force-true options.

                     PARALLEL PORT INTERRUPT SELECTION

                 IRQ                                 PTRINT

  »                IRQ7                         Pins 1 & 2 closed

                   IRQ5                         Pins 2 & 3 closed