CNET TECHNOLOGY, INC.

CN100E

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      8-bit ISA
Topology      Linear Bus
Wiring Type   AUI Transceiver via DB-15 port

              RG-58A/U 50ohm coaxial
Boot ROM      Available

[Image]

  SHARED MEMORY SIZE

   Size       SW1/1

    8KB         On

   16KB        Off

                     SHARED MEMORY ADDRESS

  Address    SW1/2      SW1/3     SW1/4      SW1/5     SW1/6

  C0000h       On        On         On         On        On

  C2000h       On        On         On         On       Off

  C4000h       On        On         On        Off        On

  C6000h       On        On         On        Off       Off

  C8000h       On        On        Off         On        On

  CA000h       On        On        Off         On       Off

  CC000h       On        On        Off        Off        On

  CE000h       On        On        Off        Off       Off

  D0000h       On        Off        On         On        On

  D2000h       On        Off        On         On       Off

  D4000h       On        Off        On        Off        On

  D6000h       On        Off        On        Off       Off

  D8000h       On        Off       Off         On        On

  LINK INTEGRITY CONFIGURATION

     Select            JP3

    Enabled            Off

    Disabled           On

                 SHARED MEMORY ADDRESS (CON’T)

  Address    SW1/2      SW1/3     SW1/4      SW1/5     SW1/6

  DA000h       On        Off       Off         On       Off

  DC000h       On        Off       Off        Off        On

  DE000h       On        Off       Off        Off       Off

  E0000h      Off        On         On         On        On

              BASE I/O ADDRESS SELECTION

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

   280h        On        Off        On         On

   2A0h        On        Off        On         Off

   2C0h        On        Off        Off        On

   300h       Off         On        On         On

   320h       Off         On        On         Off

   340h       Off         On        Off        On

   360h       Off         On        Off        Off

                        CABLE TYPE SELECTION

            Cable Type                         JP4/A-H

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

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

                         INTERRUPT SELECTION

    IRQ        JP12        JP13       JP14        JP15       JP16

  IR/FONT>    Closed       Open       Open        Open       Open

    IRQ3       Open       Closed      Open        Open       Open

    IRQ4       Open        Open      Closed       Open       Open

    IRQ5       Open        Open       Open       Closed      Open

    IRQ7       Open        Open       Open        Open      Closed

                   DMA CHANNEL SELECTION

  Channel      JP17        JP18        JP19        JP20

  DMA/DRQ1    Closed       Open       Closed       Open

  DMA/DRQ3     Open       Closed       Open       Closed

      REMOTE BOOT PROM CONFIGURATION

       Select                JP2

       Enabled        Pins 2 & 3 closed

      Disabled        Pins 1 & 2 closed

                             TECHNICAL NOTE

  Note: The purpose of the LED’s are unidentified by the manufacturer.