
LANCAST

8-BIT 10BASE2 BOARD

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      8-bit ISA
Topology      Linear bus
Wiring Type   RG-58A/U 50ohm coaxial

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                                 BOOT ROM

                 Setting                                W1

                 Disabled                             Open

                   Enabled                            Closed

                        BOOT ROM & I/O BASE ADDRESS

   Boot ROM Address      I/O Address           W2                W3

         C8000h          300 - 31Fh         Closed            Closed

          CC000h          320 - 33Fh          Open             Closed

          D0000h          340 - 35Fh         Closed             Open

          D4000h          360 - 37Fh          Open              Open

                             INTERRUPT REQUEST

      IRQ            W4            W5             W6             W7

         2          Open          Open           Open          Closed

        3         Closed         Open           Open           Open

         4          Open         Closed          Open           Open

         5          Open          Open          Closed          Open

                                CABLE TYPE

                   Type                               W8 - W15

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

        AUI transceiver via DB-15 port            Pins 2 & 3 closed

