
KATRON TECHNOLOGIES, INC.

ET-16T

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

[Image]

                             I/O BASE ADDRESS

         Address                    JP1A                    JP1B

            300h            Pins 2 & 3 closed        Pins 2 & 3 closed

             320h            Pins 1 & 2 closed        Pins 2 & 3 closed

             340h            Pins 2 & 3 closed        Pins 1 & 2 closed

             360h            Pins 1 & 2 closed        Pins 1 & 2 closed

                            COMPATIBILITY MODE

                Setting                                JP1C

                 Disabled                       Pins 2 & 3 cosed

                   Enabled                       Pins 1 & 2 closed

  Note:On some systems the data bus timing is not truly IBM PC/AT
  compatible. If the card is not initializing, enabling compatibility
  mode may allow the card to operate properly.

                             BOOT ROM ADDRESS

       Address              JP1D              JP1E             JP1F

      C0000 - C1FFFh     Pins 2 & 3       Pins 2 & 3        Pins 2 & 3
                           closed            closed           closed

       C4000 - C5FFFh     PIns 1 & 2       Pins 2 & 3        Pins 2 & 3
                           closed            closed           closed

       C8000 - C9FFFh     Pins 2 & 3       PIns 1 & 2        Pins 2 & 3
                           closed            closed           closed

       CC000 - CDFFFh     PIns 1 & 2       PIns 1 & 2        Pins 2 & 3
                           closed            closed           closed

       D0000 - D1FFFh     Pins 2 & 3       Pins 2 & 3        PIns 1 & 2
                           closed            closed           closed

       D4000 - D5FFFh     PIns 1 & 2       Pins 2 & 3        PIns 1 & 2
                           closed            closed           closed

       D8000 - D9FFFh     Pins 2 & 3       PIns 1 & 2        PIns 1 & 2
                           closed            closed           closed

       DC000 - DDFFFh     PIns 1 & 2       PIns 1 & 2        PIns 1 & 2
                           closed            closed           closed

                                 BOOT ROM

                Setting                                JP1G

                 Disabled                       Pins 2 & 3 Closed

                   Enabled                       Pins 1 & 2 Closed

                             INTERRUPT REQUEST

   IRQ      JP2A     JP2B      JP2C     JP2D     JP2E     JP2F     JP2G

      2/9   Open     Open      Open     Open     Open     Open    Closed

     3     Open     Open      Open     Open     Open    Closed    Open

      4     Open     Open      Open     Open    Closed    Open     Open

      5     Open     Open      Open    Closed    Open     Open     Open

      10    Open     Open     Closed    Open     Open     Open     Open

      11    Open     Closed    Open     Open     Open     Open     Open

      12    Closed   Open      Open     Open     Open     Open     Open

                                CONNECTORS

              Function                             Location

            External LED1                             JP4

  Note:The external LED1 functions exactly as LED1 in the following
  table.

[Image]

                             DIAGNOSTIC LED(S)

   LED        Color            Status                  Condition

   LED1       Green              On               Twisted pair network
                                                  connection is good

   LED1       Green           Blinking            Twisted pair network
                                                 connection is broken

   LED2      Yellow        Constantly On       Twisted pair receive wires
                                              are reversed and corrected

   LED2      Yellow         Intermittent      Card is transmitting for an
                              Blinking               extended time

   LED2      Yellow             Off                Normal operation

   LED3       Green              On            Data is being transmitted
                                                      or received

   LED3       Green             Off                Data is not being
                                                transmitted or received

   LED4      Yellow              On              Collision detected on
                                                        network

   LED4      Yellow             Off                Normal operation

