MICRODYNE CORPORATION

NTR2000

NIC Type      Token Ring
Transfer Rate 4/16Mbps
Data Bus      16-bit ISA
Topology      Ring
Wiring Type   AUI Transceiver via DB-15 port
Boot ROM      Available

[Image]

                            INTERRUPT SELECTION

           IRQ                      W7                       W8

  »           2                    Open                     Open

              3                    Open                    Closed

              6                   Closed                    Open

              7                   Closed                   Closed

                          NETWORK SPEED SELECTION

                 Speed                                  W11

  »                 4Mbps                              Open

                   16Mbps                             Closed

       SHARED RAM SIZE

   Size      W9       W10

   8Kb      Open      Open

   16Kb     Open     Closed

   32Kb     Closed    Open

   64Kb     Closed   Closed

                                ROM ADDRESS

   Address       W1        W2       W3         W4        W5         W6

  »   CC00h    Closed     Open     Open      Closed    Closed      Open

      C000h    Closed     Open     Open       Open      Open       Open

      C200h    Closed     Open     Open       Open      Open      Closed

      C400h    Closed     Open     Open       Open     Closed      Open

      C600h    Closed     Open     Open       Open     Closed     Closed

      C800h    Closed     Open     Open      Closed     Open       Open

      CA00h    Closed     Open     Open      Closed     Open      Closed

      CE00h    Closed     Open     Open      Closed    Closed     Closed

      D000h    Closed     Open    Closed      Open      Open       Open

      DC00h    Closed     Open    Closed     Closed    Closed      Open

  Note: Address DC00h is manufacturer's suggested alternate default
  setting

                                  ADAPTER

       Selection          Port Address/Shared Memory          W12

        Primary                 00A20h/D8000h                 Open

       Alternate                00A24h/D4000h                Closed