
KOUWELL ELECTRONIC CORPORATION

KM-516

Card Type                   Multi I/O card
Chipset/Controller          National Semiconductor
I/O Options                 Floppy drive interface, game port, parallel
                            port, serial ports (2)
Maximum DRAM                N/A

[Image]

                                CONNECTIONS

         Purpose           Location           Purpose          Location

  Floppy Drive                CN1       Game port 16-pin         CN4A
  Interface                             header

  Serial port 1               CN2       Game port DB-15          CN4B

  Serial port 2               CN3       Parallel port             CN5

                         SERIAL PORT CONFIGURATION

   Port 1 (CN2)        Port 2       J3A       J3B        J3C       J3D
                       (CN3)

        COM1           COM2        Open      Open      Pins 1   Pins 2 &
                                                         & 2        3

         COM1         Disabled      Open      Open      Open     Pins 2 &
                                                                    3

       Disabled         COM2        Open      Open      Pins 1     Open
                                                         & 2

         COM3           COM4       Pins 1    Pins 2     Open       Open
                                    & 2       & 3

         COM3         Disabled      Open     Pins 2     Open       Open
                                              & 3

       Disabled         COM4       Pins 1     Open      Open       Open
                                    & 2

  Note: Pins designated should be in the closed position.

                      SERIAL PORT INTERRUPT SELECTION

   Port 1 (CN2)        Port 2       J4A       J4B        J4C       J4D
                       (CN3)

        IRQ4           IRQ3        Open     Pins 1     Pins 2     Open
                                              & 2        & 3

         IRQ4         Disabled      Open      Open      Pins 2     Open
                                                         & 3

       Disabled         IRQ3        Open     Pins 1     Open       Open
                                              & 2

         IRQ5           IRQ2       Pins 1     Open      Open     Pins 2 &
                                    & 2                             3

         IRQ5         Disabled      Open      Open      Open     Pins 2 &
                                                                    3

       Disabled         IRQ2       Pins 1     Open      Open       Open
                                    & 2

  Note: Pins designated should be in the closed position.

                        PARALLEL PORT CONFIGURATION

      LPT                Mode                  J1               J2

        1          Unidirectional         Pins 1 & 2        Pins 4 & 5
                                             closed           closed

         2           Bidirectional         Pins 2 & 3        Pins 5 & 6
                                             closed           closed

