DIGI INTERNATIONAL, INC.

PC/XE

Card Type          Serial controller
Chipset/Controller 80C186
I/O Options        Serial ports (4, 8 or 16)
Maximum DRAM       64KB dual ported RAM

[Image]

                  CONNECTIONS

        Purpose                 Location

  DB-78 connector                 CN1

  Note:CN1 attaches to a serial concentrator.

       FACTORY CONFIGURED SETTINGS

       Jumper              Setting

         J1           Pins 2 & 3 closed

                     BASE MEMORY ADDRESS SELECT (<1MB)

  Address   DS1/1   DS1/2   DS1/3   DS1/4   DS1/5   DS1/6   DS1/7   DS1/8

  80000h     On      On      On     Off      On      On      On      On

  90000h    Off      On      On     Off      On      On      On      On

  B0000h    Off     Off      On     Off      On      On      On      On

  C0000h     On      On     Off     Off      On      On      On      On

  D0000h    Off      On     Off     Off      On      On      On      On

  E0000h     On     Off     Off     Off      On      On      On      On

                     BASE MEMORY ADDRESS SELECT (>1MB)

  Address   DS1/1   DS1/2   DS1/3   DS1/4   DS1/5   DS1/6   DS1/7   DS1/8

  D00000h    On      On      On      On     Off      On     Off      Off

  D80000h    On      On      On     Off     Off      On     Off      Off

  E00000h    On      On      On      On      On     Off     Off      Off

  E80000h    On      On      On     Off      On     Off     Off      Off

  F00000h    On      On      On      On     Off     Off     Off      Off

  F80000h    On      On      On     Off     Off     Off     Off      Off

  FA0000h    On     Off      On     Off     Off     Off     Off      Off

            I/O ADDRESS SELECT

  Address    DS1/9      DS1/10    DS1/11

   100h        On        Off        Off

   110h       Off         On        Off

   120h        On         On        Off

   200h       Off        Off        On

   220h        On        Off        On

   300h       Off         On        On

   320h        On         On        On

                             INTERRUPT SELECT

    IRQ      DS2/1  DS2/2   DS2/3   DS2/4   DS2/5   DS2/6   DS2/7   DS2/8

   IRQ3       On     Off     Off     Off     Off    Off     Off      Off

   IRQ4      Off     On      Off     Off     Off    Off     Off      Off

   IRQ5      Off     Off     On      Off     Off    Off     Off      Off

   IRQ7      Off     Off     Off     On      Off    Off     Off      Off

   IRQ10     Off     Off     Off     Off     On     Off     Off      Off

   IRQ11     Off     Off     Off     Off     Off     On     Off      Off

   IRQ12     Off     Off     Off     Off     Off    Off      On      Off

   IRQ15     Off     Off     Off     Off     Off    Off     Off      On

  Disabled   Off     Off     Off     Off     Off    Off     Off      Off