EQUINOX SYSTEMS, INC.

SST HOST CONTROLLER BOARD

Category               Serial controller
Chipset Controller     Equinox Systems, Inc.
I /O Options Supported Up to 128 serial ports
Maximum Onboard Memory N/A

[Image]

                                CONNECTIONS

        Purpose           Location          Purpose            Location

  RS-232 interface          CN1        Power connector            J1
  (ports 65-128) -
  DB-25

  RS-232 interface          CN2
  (ports 1-64) -
  DB-25

                   EXPANSION MODULE POWER SOURCE SELECT

   Power Source     J2/jumper A   J2/jumper B   J3/jumper A   J3/jumper B

  »   CN2 powered     All pins      All pins       Open          Open
        by main        open          open
         board

      CN1 powered
      through J1

       All ports     Pins 2 & 3    Pins 2 & 3     Closed        Closed
       powered by     closed        closed
      main board

                                I/O ADDRESS

     Address          SW1/1         SW1/2         SW1/3         SW1/4

  »      200h          Off           Off           Off           Off

         220h           On           Off           Off           Off

         240h          Off            On           Off           Off

         260h           On            On           Off           Off

         280h          Off           Off            On           Off

         2A0h           On           Off            On           Off

         2C0h          Off            On            On           Off

         2E0h           On            On            On           Off

         300h          Off           Off           Off            On

         320h           On           Off           Off            On

         340h          Off            On           Off            On

         360h           On            On           Off            On

         380h          Off           Off            On            On

         3A0h           On           Off            On            On

         3C0h          Off            On            On            On

         3E0h           On            On            On            On