MICRODYNE CORPORATION

EXOS 205-10T

NIC Type               Ethernet
Processor              Intel 80186
Processor Speed        8MHz
Chip Set               Intel 82586
Maximum Onboard Memory 512KB DRAM
Data Bus               8/16-bit ISA
Network Transfer Rate  10Mbps
Topology               Linear Bus/Star
Wiring Type            Unshielded twisted pair

                       AUI transceiver via DB-15 port
Boot ROM               Available (location unidentfied)

[Image]

                                CONNECTIONS

          Function            Label            Function            Label

  AUI transceiver via DB-15    CN1      Unshielded twisted          CN2
  port                                  pair connector

                        USER CONFIGURABLE SETTINGS

                    Setting                        Label       Position

  »   SQE heartbeat enabled                         J2           Open

      SQE heartbeat disabled                        J2          Closed

  »   Carrier detect enabled                        J3           Open

      Carrier detect disabled                       J3          Closed

  »   Auto-detect bus size                          J33         Closed

      Force 8-bit bus size                          J33          Open

                             CABLE TYPE

             Setting                             S1

     Unshielded twisted pair                     On

  AUI transceiver via DB-15 port                 Off

                             BASE I/O ADDRESS

          Setting                    J24                     J25

             300h                  Closed                  Closed

  »          310h                   Open                   Closed

             320h                  Closed                   Open

             330h                   Open                    Open

                                   BOOT ROM ADDRESS

    Setting      J16      J17      J18      J19      J20      J21      J22      J23

      C0000h    Closed    Open     Open     Open    Open     Open     Open     Open

      C4000h     Open    Closed    Open     Open    Open     Open     Open     Open

      C8000h     Open     Open    Closed    Open    Open     Open     Open     Open

      CC000h     Open     Open     Open    Closed   Open     Open     Open     Open

      D0000h     Open     Open     Open     Open    Closed   Open     Open     Open

      D4000h     Open     Open     Open     Open    Open     Closed   Open     Open

      D8000h     Open     Open     Open     Open    Open     Open     Closed   Open

      DC000h     Open     Open     Open     Open    Open     Open     Open     Closed

  »   Disabled   Open     Open     Open     Open    Open     Open     Open     Open

                                 INTERRUPT

   Setting       J10       J11       J12       J13       J14       J15

  »            Closed     Open      Open      Open       Open      Open

      IRQ3      Open     Closed     Open      Open       Open      Open

      IRQ4      Open      Open     Closed     Open       Open      Open

      IRQ5      Open      Open      Open     Closed      Open      Open

      IRQ6      Open      Open      Open      Open      Closed     Open

      IRQ7      Open      Open      Open      Open       Open     Closed

      IRQ10     Open      Open      Open      Open       Open      Open

      IRQ11     Open      Open      Open      Open       Open      Open

      IRQ12     Open      Open      Open      Open       Open      Open

      IRQ13     Open      Open      Open      Open       Open      Open

      IRQ14     Open      Open      Open      Open       Open      Open

                             INTERRUPT (CON’T)

    Setting        J34         J35         J36         J37         J38

  »                Open        Open       Open        Open        Open

        IRQ3       Open        Open       Open        Open        Open

        IRQ4       Open        Open       Open        Open        Open

        IRQ5       Open        Open       Open        Open        Open

        IRQ6       Open        Open       Open        Open        Open

        IRQ7       Open        Open       Open        Open        Open

       IRQ10       Open        Open       Open        Open       Closed

       IRQ11       Open        Open       Open       Closed       Open

       IRQ12       Open        Open      Closed       Open        Open

       IRQ13       Open       Closed      Open        Open        Open

       IRQ14      Closed       Open       Open        Open        Open

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

     256KB        (2) 256K x 4       None

     512KB        (2) 256K x 4   (2) 256K x 4

    DRAM JUMPER

   Size      J1

  256KB    Closed

  512KB     Open