
QUATECH, INC.

ES-2000/ES-3000

Card Type          Serial controller
Chipset/Controller Unidentified 16552 UART
I/O Options        Serial I/O port
Maximum DRAM       N/A

[Image]

                 CONNECTIONS

        Purpose               Location

  DB-62 I/O interface           CN1

                           INPUT CLOCK FREQUENCY

                  MHz                                  J1

                 1.8432                 Pins 1 & 2, 3 & 6, 4 & 5 closed

                  3.6864                    Pins 2 & 3, 4 & 5 closed

                   9.216                    Pins 1 & 2, 5 & 6 closed

                  18.432                        Pins 2 & 5 closed

                   CHANNEL 1 RTS/CTS CONFIGURATION

              Setting                              J2

  RTS/CTS loopback configuration        Pins 1 & 2, 3 & 4 closed

  RTS/CTS handshake configuration       Pins 1 & 3, 2 & 4 closed

                   CHANNEL 2 RTS/CTS CONFIGURATION

              Setting                              J3

  RTS/CTS loopback configuration        Pins 1 & 2, 3 & 4 closed

  RTS/CTS handshake configuration       Pins 1 & 3, 2 & 4 closed

                   CHANNEL 3 RTS/CTS CONFIGURATION

              Setting                              J4

  RTS/CTS loopback configuration        Pins 1 & 2, 3 & 4 closed

  RTS/CTS handshake configuration       Pins 1 & 3, 2 & 4 closed

                   CHANNEL 4 RTS/CTS CONFIGURATION

              Setting                              J5

  RTS/CTS loopback configuration        Pins 1 & 2, 3 & 4 closed

  RTS/CTS handshake configuration       Pins 1 & 3, 2 & 4 closed

                           HALF DUPLEX CHANNEL SELECT

  Channel   J6/A     J6/B     J6/C     J6/D     J6/E    J6/F     J6/G     J6/H

    1       Closed   Open     Open     Open     Open    Open     Open     Open

    2       Open    Closed    Open     Open     Open    Open     Open     Open

    3       Open     Open    Closed    Open     Open    Open     Open     Open

    4       Open     Open     Open    Closed    Open    Open     Open     Open

    5       Open     Open     Open     Open    Closed   Open     Open     Open

    6       Open     Open     Open     Open     Open    Closed   Open     Open

    7       Open     Open     Open     Open     Open    Open     Closed   Open

    8       Open     Open     Open     Open     Open    Open     Open     Closed

