
SEALEVEL SYSTEMS, INC.

ULTRA COMM+2.PCI

Card Type               Serial card
Chip Set                Unidentified
Maximum Onboard Memory  Unidentified
I/O Options             Serial ports (2)
Hard Drives supported   None
Floppy drives supported None
Data Bus                32-bit PCI
Card Size               Full-length, full-height

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Serial Port 1                 J2     Serial Port 2                 J3

                           PORT 1 TYPE SELECTION

             Type                       E1                    E2

             RS-232                   Open                 Closed

            RS-422/485                Closed                 Open

                           PORT 2 TYPE SELECTION

             Type                       E3                    E4

             RS-232                   Open                 Closed

            RS-422/485                Closed                 Open

                       PORT 1 TERMINATION SELECTION

               Termination                   Label          Position

  Add 1K ohm pull-down resistor               J1A      Pins 1 & 2 closed
  (RS-422/485)

  Remove 1K ohm pull-down resistor            J1A       Pins 1 & 2 open
  (RS-422/485)

  Add 1K ohm pull-up resistor                 J1A      Pins 3 & 4 closed
  (RS-422/485)

  Remove 1K ohm pull-up resistor              J1A       Pins 3 & 4 open
  (RS-422/485)

  Add 120 ohm termination                     J1A      Pins 5 & 6 closed

  Remove 120 ohm termination                  J1A       Pins 5 & 6 open

  TX+ connected to RX+ for two wire           J1A      Pins 7 & 8 closed
  operation (RS-485)

  TX- connected to RX- for two wire           J1A      Pins 9 & 10 closed
  operation (RS-485)

                       PORT 2 TERMINATION SELECTION

               Termination                  Label          Position

  Add 1K ohm pull-down resistor              J2A       Pins 1 & 2 closed
  (RS-422/485)

  Remove 1K ohm pull-down resistor           J2A        Pins 1 & 2 open
  (RS-422/485)

  Add 1K ohm pull-up resistor                J2A       Pins 3 & 4 closed
  (RS-422/485)

  Remove 1K ohm pull-up resistor             J2A        Pins 3 & 4 open
  (RS-422/485)

  Add 120 ohm termination                    J2A       Pins 5 & 6 closed

  Remove 120 ohm termination                 J2A        Pins 5 & 6 open

  TX+ connected to RX+ for two wire          J2A       Pins 7 & 8 closed
  operation (RS-485)

  TX- connected to RX- for two wire          J2A       Pins 9 & 10 closed
  operation (RS-485)

                        PORT 1 ECHO MODE SELECTION

                 Mode                     Label            Position

  RS-422                                   J1B               Open

  RTS enabled with no echo (RS-485)        J1B         Pins 3 & 4, 5 & 6
                                                            closed

  RTS enabled with echo (RS-485)           J1B        Pins 3 & 4 closed

  Auto enabled with no echo (RS-485)       J1B         Pins 1 & 2, 5 & 6
                                                            closed

  Auto enabled with echo (RS-485)          J1B        Pins 1 & 2 closed

                        PORT 2 ECHOL MODE SELECTION

                 Mode                     Label            Position

  RS-422                                   J2B               Open

  RTS enabled with no echo (RS-485)        J2B         Pins 3 & 4, 5 & 6
                                                            closed

  RTS enabled with echo (RS-485)           J2B        Pins 3 & 4 closed

  Auto enabled with no echo (RS-485)       J2B         Pins 1 & 2, 5 & 6
                                                            closed

  Auto enabled with echo (RS-485)          J2B        Pins 1 & 2 closed

     PORT 1 CLOCK MODE SELECTION

     DIVIDE               J1C

        1          Pins 1 & 2 closed

        2          Pins 3 & 4 closed

        4          Pins 5 & 6 closed

     PORT 2 CLOCK MODE SELECTION

     DIVIDE               J2C

        1          Pins 1 & 2 closed

        2          Pins 3 & 4 closed

        4          Pins 5 & 6 closed

