CNET TECHNOLOGY, INC.

CN800E/880E

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      16-bit ISA
Topology      Star
Wiring Type   Unshielded twisted pair

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                                    INTERRUPT REQUEST

   IRQ      JP1A     JP1B     JP1C     JP1D    JP1E     JP1F     JP1G     JP1H     JP1I

      2/9  Closed    Open     Open     Open    Open     Open     Open     Open     Open

  »   3     Open    Closed    Open     Open    Open     Open     Open     Open     Open

      4     Open     Open    Closed    Open    Open     Open     Open     Open     Open

      5     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Closed   Open

      15    Open     Open     Open     Open    Open     Open     Open     Open    Closed

                                WAIT STATE

          Setting                    JP2A                    JP2B

  »       0 Wait states        Pins 1 & 2 closed      Pins 1 & 2 closed

          1 Wait state         Pins 2 & 3 closed      Pins 1 & 2 closed

          2 Wait states        Pins 2 & 3 closed      Pins 2 & 3 closed

                                 BOOT ROM

                Setting                                 JP5

  »               Disabled                       Pins 1 & 2 closed

                   Enabled                       Pins 2 & 3 closed

                               BOOT ROM SIZE

           Size                     JP6                      JP7

  »          16KB            Pins 1 & 2 closed        Pins 1 & 2 closed

             32KB            Pins 2 & 3 closed        Pins 1 & 2 closed

             64KB            Pins 2 & 3 closed        Pins 2 & 3 closed

                                CABLE TYPE

                   Type                                 JP16

  »         Unshielded twisted pair               Pins 2 & 3 Closed

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

                            LINK INTEGRITY TEST

                Setting                                JP31

  »                Enabled                       Pins 1 & 2 Closed

                  Disabled                       Pins 2 & 3 Closed

  Note:Link Integrity is only used with 10Base-T wiring. When using an
  AUI transciever, the test should be disabled.

                             BOOT ROM ADDRESS

     Address       ROM Size     SW1/1      SW1/2       SW1/3      SW1/4

        C0000h       16KB        On          On         On          On

        C0000h       32KB        On          On         On         Off

        C0000h       64KB        On          On         Off        Off

        C4000h       16KB        On          On         On         Off

        C8000h       16KB        On          On         Off         On

        C8000h       32KB        On          On         Off        Off

        CC000h       16KB        On          On         Off        Off

        D0000h       16KB        On         Off         On          On

        D0000h       32KB        On         Off         On         Off

        D0000h       64KB        On         Off         Off        Off

        D4000h       16KB        On         Off         On         Off

  »     D8000h       16KB        On         Off         Off         On

        D8000h       32KB        On         Off         Off        Off

        DC000h       16KB        On         Off         Off        Off

                             I/O BASE ADDRESS

       Address           SW1/5        SW1/6        SW1/7         SW1/8

         200-2IFh         On            On           On           On

         220-23Fh         On            On           On           Off

         240-25Fh         On            On          Off           On

  »      280-29Fh         On           Off           On           On

         2A0-2BFh         On           Off           On           Off

         2C0-2DFh         On           Off          Off           On

         300-31Fh         Off           On           On           On

         320-33Fh         Off           On           On           Off

         340-35Fh         Off           On          Off           On

                             DIAGNOSTIC LED(S)

     LED         Color         Status                 Condition

    LED1          Red        On/Blinking       Data is being received

    LED1          Red            Off         Data is not being received

    LED2         Green           On              Twisted pair network
                                                 connection is good

    LED2         Green           Off             Twisted pair network
                                                connection is broken