AST RESEARCH, INC.

I/O PLUS

Card Type                  Multi-I/O card
Chip Set                   8250
Maximum Onboard Memory     Unidentified
I/O Options                Parallel port, serial port, DTE connector, DCE
                           connector
Data Bus                   8-bit ISA
Floppy drives supported    None

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Serial port                   J1     DCE connector                 J3

  DTE connector                 J2     Parallel printer port         J4

                        USER CONFIGURABLE SETTINGS

                 Function                    Label         Position

      DTE enabled                             JP1      Pins 1 & 2 closed

      DCE enabled                             JP1      Pins 3 & 4 closed

  »   Factory configured - do not alter       C1         Unidentified

  »   Factory configured - do not alter       C2         Unidentified

      Serial port enabled                     S2            Closed

      Serial port disabled                    S2             Open

  »   Factory configured - do not alter       P1         Unidentified

  »   Factory configured - do not alter       P2         Unidentified

                            INTERRUPT SELECTION

   IRQ       2S        2C       3S       3        4        5S       5C

   IRQ2     Closed    Open     Open     Open     Open     Open     Open

  IRQ2(B)   Open     Closed    Open     Open     Open     Open     Open

   IRQ3     Open      Open    Closed    Open     Open     Open     Open

  IRQ3(B)   Open      Open     Open    Closed    Open     Open     Open

   IRQ4     Open      Open     Open     Open    Closed    Open     Open

   IRQ5     Open      Open     Open     Open     Open     Closed   Open

  IRQ5(B)   Open      Open     Open     Open     Open     Open     Closed

                             RAM CONFIGURATION

            Note: The size and configuration of the memory is
            unidentified.