
EICON TECHNOLOGY CORPORATION

DUAL-PORT NETWORK ADAPTER/PC 2MB

Card Type              Serial X.25
Processor              68000 (exact location unidentified)
Processor Speed        16MHz
Maximum Onboard Memory 2MB RAM
I/O Options            Serial ports (2)
Data Bus               16-bit ISA

[Image]

                                CONNECTIONS

        Function            Label            Function             Label

  V.24, V.35, or X.21        CN1       V.24, V.35, or X.21         CN2
  port 1                               port 2

            Note: CN1 and CN2 are 3-row DB-26 connectors. Standard port
            configurations are provided by included adaptor cables.

                        USER CONFIGURABLE SETTINGS

                  Setting                       Label        Position

     V.24 or V.35 interface for port 1          J1          Pins 1 & 2
                                                              closed

      X.21 interface for port 1                  J1          Pins 2 & 3
                                                              closed

     V.24 or V.35 interface for port 2          J2          Pins 1 & 2
                                                              closed

      X.21 interface for port 2                  J2          Pins 2 & 3
                                                              closed

     Electrical ground connected to             J3          Pins 1 & 2
      signal ground                                           closed

      Electrical ground not connected to         J3          Pins 3 & 4
      signal ground                                           closed

     Card will use primary I/O address         SW1/1           Off

      Card will use secondary I/O address       SW1/1           On

            Note: Single-block jumpers are provided for J1 and J2. They
            close all pins 1 & 2 or all pins 2 & 3 simultaneously.

                             BASE I/O ADDRESS

     Primary         Secondary        SW1/2        SW1/3         SW1/4

         278h          678h            Off          Off           Off

         280h          680h            Off          Off           On

         378h          778h            Off           On           Off

        380h          780h            Off           On           On

         380h          780h             On          Off           Off

         388h          788h             On          Off           On

         390h          790h             On           On           Off

         398h          798h             On           On           On

            Note: If a card is set to use a secondary address, no other
            card in the system may be set to its associated primary
            address except for another EiconCard.

