AMERICAN RESEARCH CORPORATION

ETHERFLEX 8B, PCN012

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      8-bit ISA
Topology      Star

              Linear Bus
Wiring Type   Unshielded twisted pair

              RG58A/U 50ohm coaxial

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                             I/O BASE ADDRESS

    Address       SW1/1       SW1/2       SW1/3       SW1/4       SW1/5

        200h       Off          On         On          On          On

        220h       Off          On         On          On          Off

        240h       Off          On         On          Off         On

        260h       Off          On         On          Off         Off

        280h       Off          On         Off         On          On

        2A0h       Off          On         Off         On          Off

        2C0h       Off          On         Off         Off         On

        2E0h       Off          On         Off         Off         Off

  »     300h       Off         Off         On          On          On

        320h       Off         Off         On          On          Off

        340h       Off         Off         On          Off         On

        360h       Off         Off         On          Off         Off

        380h       Off         Off         Off         On          On

        3A0h       Off         Off         Off         On          Off

        3C0h       Off         Off         Off         Off         On

        3E0h       Off         Off         Off         Off         Off

                                 BOOT ROM

                 Setting                               SW1/6

  »                Disabled                             Off

                   Enabled                               On

                             BOOT ROM ADDRESS

      Address          SW1/7        SW1/8         SW1/9         SW1/10

         C0000h         On            On           On             On

         C4000h         On            On           On            Off

         C8000h         On            On           Off            On

         CC000h         On            On           Off           Off

         D0000h         On           Off           On             On

         D4000h         On           Off           On            Off

         D8000h         On           Off           Off            On

  »      DC000h         On           Off           Off           Off

         E0000h         Off           On           On             On

         E4000h         Off           On           On            Off

         E8000h         Off           On           Off            On

         EC000h         Off           On           Off           Off

         F0000h         Off          Off           On             On

         F4000h         Off          Off           On            Off

         F8000h         Off          Off           Off            On

         FC000h         Off          Off           Off           Off

                                CABLE TYPE

             Type                    JP3 - JP8            JP10 & JP11

  »    Unshielded twisted pair   Pins 1 & 2 Closed     Pins 2 & 3 Closed

           RG-58A/U 50ohm        Pins 2 & 3 Closed     Pins 1 & 2 Closed

         DIX transceiver via     Pins 2 & 3 Closed     Pins 2 & 3 Closed
               DB-15

                                DMA CHANNEL

     Channel          JP9A          JP9B          JP9C           JP9D

  »      DMA1         Open         Closed         Open          Closed

         DMA3        Closed         Open         Closed          Open

                             INTERRUPT REQUEST

      IRQ           JP9G          JP9H           JP9I           JP9J

  »      2          Open          Open           Open          Closed

         3          Open          Open          Closed          Open

         4          Open         Closed          Open           Open

         5         Closed         Open           Open           Open

  FACTORY CONFIGURED SETTING

     Mode          Setting

     JP9E            Open

     JP9F            Open