CONNECT TECH, INC.

DFLEX-2

Card Type          Serial card
Chipset Controller UART 16450 or 16550
I/O Options        Serial port (2)
Maximum DRAM       N/A

[Image]

                                CONNECTIONS

      Purpose            Location           Purpose           Location

  9-pin serial port        CN1         *SLIM connector           S1
  connector                            (Port 1 & 2)

  9-pin serial port        CN2
  connector

  *Note: Serial Line Interface Module (SLIM) connectors.

                               SERIAL PORT 1

               Setting                               SW1/1

             COM1 (3F8h)                               On

             User select                              Off

  Note: When SW1/1 is set in the off position refer to Serial & Status
  Port Address table.

                               SERIAL PORT 2

               Setting                               SW1/2

             COM2 (2F8h)                               On

             User select                              Off

  Note: When SW1/2 is set in the off position refer to Serial & Status
  Port Address table.

                       SERIAL & STATUS PORT ADDRESS

   Port 1     Port 2       Status       SW1/3        SW1/4       SW1/5
                            port

    200h       208h         240h          On          On           On

    240h       248h         280h          On          On          Off

    280h       288h         2C0h          On          Off          On

    2C0h       2C8h         300h          On          Off         Off

    300h       308h         340h         Off          On           On

    2B0h       2B8h         288h         Off          On          Off

    290h       298h         2D0h         Off          Off          On

    190h       198h         1D0h         Off          Off         Off

      STATUS PORT

  Setting      SW1/7

  Enabled       On

  Disabled      Off

                            INTERRUPT CHANNEL A

    IRQ          J1/A            J1/B           J1/C            J1/D

     3         Pins 1 & 2        Open           Open            Open
                closed

     4           Open         Pins 1 & 2        Open            Open
                                closed

     5           Open            Open         Pins 1 & 2        Open
                                               closed

     7           Open            Open           Open          Pins 1 & 2
                                                               closed

     10          Open            Open           Open            Open

     11          Open            Open           Open            Open

     12          Open            Open           Open            Open

     15          Open            Open           Open            Open

                        INTERRUPT CHANNEL A (CON’T)

  iRQ        J1/E         J1/F          J1/G          J1/H        SW1/8

   3         Open         Open          Open          Open         On

   4         Open         Open          Open          Open         On

   5         Open         Open          Open          Open         On

   7         Open         Open          Open          Open         On

   10     Pins 1 & 2      Open          Open          Open         On
            closed

   11        Open       Pins 1 & 2      Open          Open         On
                         closed

   12        Open         Open       Pins 1 & 2       Open         On
                                       closed

   15        Open         Open          Open       Pins 1 & 2      On
                                                     closed

       Note: When port 1 is configured as COM1 & port 2 is configured as
       COM2, SW1/8 should be in the off position. IRQ4 (COM1) should have
       channel A settings & IRQ3 (COM2) should have channel B settings.
       If only one of the first two ports is configured as COM1 or COM2,
       the other jumper can be moved or removed according to the
       requirements of the software being used.

                            INTERRUPT CHANNEL B

    IRQ          J1/A            J1/B           J1/C            J1/D

     3         Pins 2 & 3        Open           Open            Open
                closed

     4           Open         Pins 2 & 3        Open            Open
                                closed

     5           Open            Open         Pins 2 & 3        Open
                                               closed

     7           Open            Open           Open          Pins 2 & 3
                                                               closed

     10          Open            Open           Open            Open

     11          Open            Open           Open            Open

     12          Open            Open           Open            Open

     15          Open            Open           Open            Open

                        INTERRUPT CHANNEL B (CON’T)

  IRQ        J1/E         J1/F          J1/G          J1/H        SW1/8

   3         Open         Open          Open          Open         Off

   4         Open         Open          Open          Open         Off

   5         Open         Open          Open          Open         Off

   7         Open         Open          Open          Open         Off

   10     Pins 2 & 3      Open          Open          Open         Off
            closed

   11        Open       Pins 2 & 3      Open          Open         Off
                         closed

   12        Open         Open       Pins 2 & 3       Open         Off
                                       closed

   15        Open         Open          Open       Pins 2 & 3      Off
                                                     closed

       Note: When port 1 is configured as COM1 & port 2 is configured as
       COM2, SW1/8 should be in the off position. IRQ4 (COM1) should have
       channel A settings & IRQ3 (COM2) should have channel B settings.
       If only one of the first two ports is configured as COM1 or COM2,
       the other jumper can be moved or removed according to the
       requirements of the software being used.

  FACTORY CONFIGURED - DO NOT ALTER

      Switch            Position

       SW1/6               Off