
EVEREX SYSTEMS, INC.

MAGIC I/O EV-170/170A

Card Type          Multi I/O
Chipset/Controller Krueger Company
I/O Options        Parallel port, serial ports (2)
Maximum DRAM       N/A

[Image]

                            CONNECTIONS

        Purpose          Location         Purpose          Location

  Parallel port            CN1      Serial port 2            CN3

  Serial port 1            CN2

                         SERIAL PORT CONFIGURATION

    Port 1 (CN2)         SW1/1        SW1/2        SW1/3         SW1/4

          COM1           On           Off          Off           Off

           COM2           Off           On          Off           Off

           COM3           Off          Off           On           Off

           COM4           Off          Off          Off           On

         Disabled         Off          Off          Off           Off

                         SERIAL PORT CONFIGURATION

    Port 2 (CN3)         SW1/5        SW1/6        SW1/7         SW1/8

          COM1           On           Off          Off           Off

           COM2           Off           On          Off           Off

           COM3           Off          Off           On           Off

           COM4           Off          Off          Off           On

         Disabled         Off          Off          Off           Off

                      SERIAL PORT INTERRUPT SELECTION

    Port 1 (CN2)       Port 2 (CN3)          JP5               JP5

         IRQ4             IRQ3           Pins 4 & 5        Pins 2 & 3
                                           closed             closed

          IRQ3             IRQ4           Pins 1 & 2        Pins 5 & 6
                                           closed             closed

          IRQ2             IRQ2          Pins 10 & 11      Pins 11 & 12
                                           closed             closed

          IRQ5             IRQ5           Pins 7 & 8        Pins 8 & 9
                                           closed             closed

               SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION

      Port 1           Port 2             JP7                 JP8

        Normal        Normal       Pins 1 & 2, 4 &    Pins 1 & 2, 4 & 5,
                                    5, 7 & 8 closed       7 & 8 closed

       Forced True   Forced True    Pins 2 & 3, 5 &    Pins 2 & 3, 5 & 6,
                                    6, 8 & 9 closed       8 & 9 closed

           SERIAL PORT'S DTE/DCE CONFIGURATION

   Primary serial port CN2    Secondary serial port CN3

         Jumper JP9                  Jumper JP10

  [Image]                     [Image]

                        PARALLEL PORT CONFIGURATION

                  LPT                                   JP6

                     2                          Pins 3 & 6 closed

                      1                          Pins 1 & 4 closed

                      3                          Pins 2 & 5 closed

                  Disabled                             Open

                     PARALLEL PORT INTERRUPT SELECTION

                 IRQ                                  JP1

                   7                          Pins 2 & 3 closed

                    5                          Pins 1 & 2 closed

                       PARALLEL PORT MODE SELECTION

                   Mode                                  JP3

           Unidirectional (printer)              Pins 1 & 2 closed

                 Bidirectional                    Pins 2 & 3 closed

                            CLOCK CONFIGURATION

                 Setting                                JP2

                  Enabled                            Closed

                  Disabled                             Open

                         CLOCK INTERRUPT SELECTION

                  IRQ                                   JP4

                 Disabled                             Open

                      5                          Pins 2 & 5 closed

                      7                          Pins 3 & 6 closed

                      2                          Pins 1 & 4 closed

