
COGENT DATA TECHNOLOGIES, INC.

E/MASTER I-AT

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      16-bit ISA
Topology      Linear Bus
Wiring Type   RG58A/U 50ohm coaxial

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                           CABLE TYPE SELECTION

             Type                     JP1/A-F                 JP2

      RG58A/U 50ohm coaxial     Pins 2 & 3 closed     Pins 2 & 3 closed

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

                                    INTERRUPT REQUEST SELECTION

   IRQ      JP3A     JP3B     JP3C     JP3D    JP3E     JP3F     JP3G     JP3H     JP3I     JP3J

     10    Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

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

      3     Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

      4     Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      5     Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      7     Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      12    Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      14    Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      15   Closed    Open     Open     Open    Open     Open     Open     Open     Open     Open

                           DMA CHANNEL SELECTION

   Channel     JP4A       JP4B      JP4C      JP5A      JP5B       JP5C

     DMA5    Closed      Open      Open     Closed     Open       Open

      DMA6     Open      Closed     Open      Open     Closed      Open

      DMA7     Open       Open     Closed     Open      Open      Closed

  Note:Each E/MASTER II in the server must have a unique DMA setting.

                          BOOT ROM SIZE SELECTION

                 Size                                  JP6

                   8KB                         Pins 2 & 3 closed

                   16KB                         Pins 1 & 2 closed

                              CLOCK SELECTION

                 Select                                 JP7

     Clock on E/MASTER adapter (10MHz)          Pins 1 & 2 closed

            Clock on the host bus                Pins 2 & 3 closed

                        BOOT ROM ADDRESS SELECTION

    Address        JP13     JP14      JP15      JP16     JP17      JP18

      D8000h     Pins 1    Pins 2   Pins 1    Pins 1    Pins 2    Pins 2
                   & 2       & 3      & 2       & 2       & 3       & 3

       C0000h     Pins 1    Pins 2   Pins 2    Pins 2    Pins 2    Pins 2
                   & 2       & 3      & 3       & 3       & 3       & 3

       C8000h     Pins 1    Pins 2   Pins 2    Pins 1    Pins 2    Pins 2
                   & 2       & 3      & 3       & 2       & 3       & 3

       D0000h     Pins 1    Pins 2   Pins 1    Pins 2    Pins 2    Pins 2
                   & 2       & 3      & 2       & 3       & 3       & 3

       E0000h     Pins 1    Pins 1   Pins 2    Pins 2    Pins 2    Pins 2
                   & 2       & 2      & 3       & 3       & 3       & 3

       E8000h     Pins 1    Pins 1   Pins 2    Pins 1    Pins 2    Pins 2
                   & 2       & 2      & 3       & 2       & 3       & 3

  Note:Pins designated should be in the closed position.

                        SA 19-17 LINE CONFIGURATION

                 Setting                               JP30

          SA 19-17 lines enabled                Pins 1 & 2 closed

           SA 19-17 lines disabled               Pins 2 & 3 closed

                          AUI GROUND CONFIGURAION

                 Setting                                JP40

          Unused shield pins on AUI                   Closed
              connector grounded

           Unused shield pins on AUI                    Open
            connector not grounded

  FACTORY CONFIGURED SETTINGS - DO NOT ALTER

        Jumper                 Setting

          JP8             Pins 1 & 2 closed

          JP9             Pins 1 & 2 closed

         JP10             Pins 2 & 3 closed

         JP11             Pins 2 & 3 closed

         JP12             Pins 1 & 2 closed

