
AMERICAN RESEARCH CORPORATION

ETHERFLEX PLUS 8B, PCN014

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

              Linear Bus
Wiring Type   Unshielded twisted pair

              RG-58A/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

         200h           On            On            On            On

         220h          Off            On            On            On

         240h           On           Off            On            On

         260h          Off           Off            On            On

        280h           On            On           Off            On

         2A0h          Off            On           Off            On

         2C0h           On           Off           Off            On

         2E0h          Off           Off           Off            On

         300h           On            On            On           Off

         320h          Off            On            On           Off

         340h           On           Off            On           Off

         360h          Off           Off            On           Off

         380h           On            On           Off           Off

         3A0h          Off            On           Off           Off

         3C0h           On           Off           Off           Off

         3E0h          Off           Off           Off           Off

                                 BOOT ROM

                 Setting                               SW1/5

                  Disabled                             Off

                   Enabled                               On

                             BOOT ROM ADDRESS

      Address          SW1/6         SW1/7         SW1/8         SW1/9

         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

                              RAM BUFFER SIZE

      Size            JP1           JP8           JP11           JP12

        8KB       Pins 1 & 2    Pins 1 & 2     Pins 2 & 3    Pins 2 & 3
                    Closed         Closed        Closed         Closed

        32KB       Pins 2 & 3    Pins 2 & 3     Pins 1 & 2    Pins 1 & 2
                    Closed         Closed        Closed         Closed

                                CABLE TYPE

           Type               JP2 - JP7          JP9            JP10

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

    AUI transceiver via       Pins 1 & 2      Pins 2 & 3      Pins 2 & 3
        DB-15 port              Closed         Closed          Closed

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

                             INTERRUPT REQUEST

   IRQ       JP13A     JP13B      JP13C     JP13D      JP13E      JP13F

      2     Closed      Open      Open       Open       Open       Open

     3      Open      Closed     Open       Open       Open       Open

      4      Open       Open     Closed      Open       Open       Open

      5      Open       Open      Open      Closed      Open       Open

      6      Open       Open      Open       Open      Closed      Open

      7      Open       Open      Open       Open       Open      Closed

  FACTORY CONFIGURED SETTINGS

     Switch         Setting

     SW1/10           Open

