
TIARA COMPUTER SYSTEMS, INC.

LanCard/E * AT LTP

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      16-bit ISA
Topology      Linear Bus

              Star
Wiring Type   Shielded twisted pair

              Unshielded twisted pair

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                               CABLE TYPE

                Type                             JP1 -JP8

  Shielded/Unshielded twisted pair           Pins 1 & 2 closed

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

                                    INTERRUPT REQUEST

   IRQ      JP9      JP10     JP11     JP12    JP13     JP14     JP15     JP16     JP17

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

     3     Open     Open     Open     Open    Open     Closed   Open     Open     Open

      4     Open     Open     Open     Open    Open     Open     Closed   Open     Open

      5     Open     Open     Open     Open    Open     Open     Open     Closed   Open

      7     Open     Open     Open     Open    Open     Open     Open     Open    Closed

      10    Open     Open     Open    Closed   Open     Open     Open     Open     Open

      11    Open     Open    Closed    Open    Open     Open     Open     Open     Open

      12    Open    Closed    Open     Open    Open     Open     Open     Open     Open

      15   Closed    Open     Open     Open    Open     Open     Open     Open     Open

                             I/O BASE ADDRESS

    Address         JPA         JPB         JPC        JPD         JPE

        000h      Pins 2 &    Pins 2 &    Pins 2 &   Pins 2 &    Pins 2 &
                     3           3           3          3           3

        020h      Pins 1 &    Pins 2 &    Pins 2 &   Pins 2 &    Pins 2 &
                     2           3           3          3           3

        040h      Pins 2 &    Pins 1 &    Pins 2 &   Pins 2 &    Pins 2 &
                     3           2           3          3           3

        060h      Pins 1 &    Pins 1 &    Pins 2 &   Pins 2 &    Pins 2 &
                     2           2           3          3           3

        080h      Pins 2 &    Pins 2 &    Pins 1 &   Pins 2 &    Pins 2 &
                     3           3           2          3           3

        0A0h      Pins 1 &    Pins 2 &    Pins 1 &   Pins 2 &    Pins 2 &
                     2           3           2          3           3

        0C0h      Pins 2 &    Pins 1 &    Pins 1 &   Pins 2 &    Pins 2 &
                     3           2           2          3           3

        0E0h      Pins 1 &    Pins 1 &    Pins 1 &   Pins 2 &    Pins 2 &
                     2           2           2          3           3

        100h      Pins 2 &    Pins 2 &    Pins 2 &   Pins 1 &    Pins 2 &
                     3           3           3          2           3

        120h      Pins 1 &    Pins 2 &    Pins 2 &   Pins 1 &    Pins 2 &
                     2           3           3          2           3

        140h      Pins 2 &    Pins 1 &    Pins 2 &   Pins 1 &    Pins 2 &
                     3           2           3          2           3

        160h      Pins 1 &    Pins 1 &    Pins 2 &   Pins 1 &    Pins 2 &
                     2           2           3          2           3

        180h      Pins 2 &    Pins 2 &    Pins 1 &   Pins 1 &    Pins 2 &
                     3           3           2          2           3

        1A0h      Pins 1 &    Pins 2 &    Pins 1 &   Pins 1 &    Pins 2 &
                     2           3           2          2           3

        1C0h      Pins 2 &    Pins 1 &    Pins 1 &   Pins 1 &    Pins 2 &
                     3           2           2          2           3

        1E0h      Pins 1 &    Pins 1 &    Pins 1 &   Pins 1 &    Pins 2 &
                     2           2           2          2           3

        200h      Pins 2 &    Pins 2 &    Pins 2 &   Pins 2 &    Pins 1 &
                     3           3           3          3           2

        220h      Pins 1 &    Pins 2 &    Pins 2 &   Pins 2 &    Pins 1 &
                     2           3           3          3           2

        240h      Pins 2 &    Pins 1 &    Pins 2 &   Pins 2 &    Pins 1 &
                     3           2           3          3           2

        260h      Pins 1 &    Pins 1 &    Pins 2 &   Pins 2 &    Pins 1 &
                     2           2           3          3           2

        280h      Pins 2 &    Pins 2 &    Pins 1 &   Pins 2 &    Pins 1 &
                     3           3           2          3           2

        2A0h      Pins 1 &    Pins 2 &    Pins 1 &   Pins 2 &    Pins 1 &
                     2           3           2          3           2

        2C0h      Pins 2 &    Pins 1 &    Pins 1 &   Pins 2 &    Pins 1 &
                     3           2           2          3           2

        2E0h      Pins 1 &    Pins 1 &    Pins 1 &   Pins 2 &    Pins 1 &
                     2           2           2          3           2

       300h      Pins 2 &    Pins 2 &    Pins 2 &   Pins 1 &    Pins 1 &
                     3           3           3          2           2

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

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

        360h      Pins 1 &    Pins 1 &    Pins 2 &   Pins 1 &    Pins 1 &
                     2           2           3          2           2

        380h      Pins 2 &    Pins 2 &    Pins 1 &   Pins 1 &    Pins 1 &
                     3           3           2          2           2

        3A0h      Pins 1 &    Pins 2 &    Pins 1 &   Pins 1 &    Pins 1 &
                     2           3           2          2           2

  Note:Pins designated should be in the closed position.

                               BOOT ROM SIZE

         Size                JPF              JPG               JPH

       2764 (8KB)        Pins 2 & 3       Pins 2 & 3        Pins 2 & 3
                           closed            closed           closed

       27128 (16KB)       Pins 2 & 3       Pins 2 & 3        Pins 1 & 2
                           closed            closed           closed

       27256 (32KB)       Pins 2 & 3       Pins 1 & 2        Pins 1 & 2
                           closed            closed           closed

       27512 (64KB)       Pins 1 & 2       Pins 1 & 2        Pins 1 & 2
                           closed            closed           closed

                            BASE MEMORY ADDRESS

  Base Address    ROM Size      JPI         JPJ        JPK         JPL

     C000h          8KB       Pins 2 &    Pins 2 &   Pins 2 &    Pins 2 &
                                 3           3          3           3

     C200h          8KB       Pins 1 &    Pins 2 &   Pins 2 &    Pins 2 &
                                 2           3          3           3

     C400h          8KB       Pins 2 &    Pins 1 &   Pins 2 &    Pins 2 &
                                 3           2          3           3

     C600h          8KB       Pins 1 &    Pins 1 &   Pins 2 &    Pins 2 &
                                 2           2          3           3

     C800h          8KB       Pins 2 &    Pins 2 &   Pins 1 &    Pins 2 &
                                 3           3          2           3

     CA00h          8KB       Pins 1 &    Pins 2 &   Pins 1 &    Pins 2 &
                                 2           3          2           3

     CC00h          8KB       Pins 2 &    Pins 1 &   Pins 1 &    Pins 2 &
                                 3           2          2           3

     CE00h          8KB       Pins 1 &    Pins 1 &   Pins 1 &    Pins 2 &
                                 2           2          2           3

     D000h          8KB       Pins 2 &    Pins 2 &   Pins 2 &    Pins 1 &
                                 3           3          3           2

     D200h          8KB       Pins 1 &    Pins 2 &   Pins 2 &    Pins 1 &
                                 2           3          3           2

     D400h          8KB       Pins 2 &    Pins 1 &   Pins 2 &    Pins 1 &
                                 3           2          3           2

     D600h          8KB       Pins 1 &    Pins 1 &   Pins 2 &    Pins 1 &
                                 2           2          3           2

     D800h          8KB       Pins 2 &    Pins 2 &   Pins 1 &    Pins 1 &
                                 3           3          2           2

     DA00h          8KB       Pins 1 &    Pins 2 &   Pins 1 &    Pins 1 &
                                 2           3          2           2

     DC00h          8KB       Pins 2 &    Pins 1 &   Pins 1 &    Pins 1 &
                                 3           2          2           2

     DE00h          8KB       Pins 1 &    Pins 1 &   Pins 1 &    Pins 1 &
                                 2           2          2           2

     C000h          16KB        N/A       Pins 2 &   Pins 2 &    Pins 2 &
                                             3          3           3

     C400h          16KB        N/A       Pins 1 &   Pins 2 &    Pins 2 &
                                             2          3           3

     C800h          16KB        N/A       Pins 2 &   Pins 1 &    Pins 2 &
                                             3          2           3

     CC00h          16KB        N/A       Pins 1 &   Pins 1 &    Pins 2 &
                                             2          2           3

     D000h          16KB        N/A       Pins 2 &   Pins 2 &    Pins 1 &
                                             3          3           2

     D400h          16KB        N/A       Pins 1 &   Pins 2 &    Pins 1 &
                                             2          3           2

     D800h          16KB        N/A       Pins 2 &   Pins 1 &    Pins 1 &
                                             3          2           2

     DC00h          16KB        N/A       Pins 1 &   Pins 1 &    Pins 1 &
                                             2          2           2

     C000h          32KB        N/A         N/A      Pins 2 &    Pins 2 &
                                                        3           3

     C800h          32KB        N/A         N/A      Pins 1 &    Pins 2 &
                                                        2           3

     D000h          32KB        N/A         N/A      Pins 2 &    Pins 1 &
                                                        3           2

     D800h          32KB        N/A         N/A      Pins 1 &    Pins 1 &
                                                        2           2

     C000h          64KB        N/A         N/A        N/A       Pins 2 &
                                                                    3

     D000h          64KB        N/A         N/A        N/A       Pins 1 &
                                                                    2

  Note:Pins designated should be in the closed position.

                                 BOOT ROM

                Setting                                 JPM

                 Disabled                       Pins 2 & 3 closed

                   Enabled                       Pins 1 & 2 closed

  Note:Jumpers JPN, JPO, and JPP are reserved for future Boot ROM
  options, and Pins 1 & 2 should remain closed.

                       DIAGNOSTIC LED(S)

       LED            Status                Condition

      LED1              On                   Power on

      LED1             Off                  Power off

      LED2              On          Network connection is good

      LED2             Off          Network connecton is broken

