
BOCA RESEARCH, INC.

IOAT (VER. 2)

Card Type          Multi-I/O
Chipset/Controller Unidentified
I/O Options        Parallel port, Serial ports (2)
Maximum DRAM       N/A

[Image]

                            CONNECTIONS

        Purpose          Location         Purpose          Location

  Serial port 2            CN1      Parallel port            CN3

  Serial port 1            CN2

       PARALLEL PORT CONFIGURATION

     LPT/Address             JP1

      LPT1/378h      Pins 1 & 2 closed

      LPT2/278h       Pins 2 & 3 closed

      Disabled          All pins open

                     SERIAL PORT 1 CONFIGURATION - JP2

   COM/Address       Jumper A      Jumper B      Jumper C      Jumper D

    COM1/3F8h      Pins 1 & 2    Pins 1 & 2    Pins 1 & 2     Pins 1 & 2
                      closed         open          open          open

    COM2/2F8h       Pins 1 & 2    Pins 1 & 2    Pins 1 & 2     Pins 1 & 2
                       open         closed         open          open

    COM3/3E8h       Pins 1 & 2    Pins 1 & 2    Pins 1 & 2     Pins 1 & 2
                       open          open         closed         open

    COM4/2E8h       Pins 1 & 2    Pins 1 & 2    Pins 1 & 2     Pins 1 & 2
                       open          open          open         closed

     Disabled       Pins 1 & 2    Pins 1 & 2    Pins 1 & 2     Pins 1 & 2
                       open          open          open          open

                     SERIAL PORT 2 CONFIGURATION - JP2

   COM/Address       Jumper A      Jumper B      Jumper C      Jumper D

    COM2/2F8h      Pins 2 & 3    Pins 2 & 3    Pins 2 & 3     Pins 2 & 3
                       open         closed         open          open

    COM1/3F8h       Pins 2 & 3    Pins 2 & 3    Pins 2 & 3     Pins 2 & 3
                      closed         open          open          open

    COM3/3E8h       Pins 2 & 3    Pins 2 & 3    Pins 2 & 3     Pins 2 & 3
                       open          open         closed         open

    COM4/2E8h       Pins 2 & 3    Pins 2 & 3    Pins 2 & 3     Pins 2 & 3
                       open          open          open         closed

     Disabled       Pins 2 & 3    Pins 2 & 3    Pins 2 & 3     Pins 2 & 3
                       open          open          open          open

                    SERIAL PORTS 1 & 2 INTERRUPT SELECT

      Port 1             Port 2              JP3               JP4

       IRQ4              IRQ3            Pins 2 & 3        Pins 2 & 3
                                           closed             closed

       IRQ3               IRQ4            Pins 1 & 2        Pins 1 & 2
                                           closed             closed

       IRQ3             Disabled          Pins 1 & 2      All pins open
                                           closed

       IRQ4             Disabled        All pins open       Pins 2 & 3
                                                              closed

     Disabled             IRQ3            Pins 2 & 3      All pins open
                                           closed

     Disabled             IRQ4          All pins open       Pins 1 & 2
                                                              closed

     Disabled           Disabled        All pins open     All pins open

