
SEALEVEL SYSTEMS, INC.

COMM+2

Card Type               Serial card
Chip Set                Unidentified
Maximum Onboard Memory  Unidentified
I/O Options             Serial ports (2 RS-232, RS-422 or RS-485)
Hard Drives supported   None
Floppy drives supported None
Data Bus                8-bit ISA
Card Size               Half-length, full-height

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Serial Port 1                 J1     Serial Port 2                 J2

                        USER CONFIGURABLE SETTINGS

              Function                   Label            Position

      Port 1 RS-232 receive data         E1/A         Pins 1 & 2 closed

      Port 1 RS-422 receive data         E1/A         Pins 2 & 3 closed

      Port 1 DSR enabled                 E1/C         Pins 1 & 2 closed

      Port 1 DSR active                  E1/C         Pins 2 & 3 closed

      Port 1 DCD enabled                 E1/D         Pins 1 & 2 closed

      Port 1 DCD active                  E1/D         Pins 2 & 3 closed

      Port 1 RI enabled                  E1/E         Pins 1 & 2 closed

      Port 1 RI active                   E1/E         Pins 2 & 3 closed

      Port 1 always enabled              E1/G         Pins 1 & 2 closed
      (RS-485)

      Port 1 enabled by RTS              E1/G         Pins 2 & 3 closed
      (RS-485)

      Port 1 100 ohm high impedence      E1/H         Pins 1 & 2 closed
      ground enabled

      Port 1 direct ground enabled       E1/H         Pins 2 & 3 closed

      Port 2 RS-232 receive data         E3/A         Pins 1 & 2 closed

      Port 2 RS-422 receive data         E3/A         Pins 2 & 3 closed

      Port 2 DSR enabled                 E3/C         Pins 1 & 2 closed

      Port 2 DSR active                  E3/C         Pins 2 & 3 closed

      Port 2 DCD enabled                 E3/D         Pins 1 & 2 closed

      Port 2 DCD active                  E3/D         Pins 2 & 3 closed

      Port 2 RI enabled                  E3/E         Pins 1 & 2 closed

      Port 2 RI active                   E3/E         Pins 2 & 3 closed

      Port 2 always enabled              E3/G         Pins 1 & 2 closed
      (RS-485)

      Port 2 enabled by RTS              E3/G         Pins 2 & 3 closed
      (RS-485)

      Port 2 100 ohm high impedence      E3/H         Pins 1 & 2 closed
      ground enabled

      Port 2 direct ground enabled       E3/H         Pins 2 & 3 closed

     Port 1 enabled                     SW1/8               On

      Port 1 disabled                    SW1/8               Off

     Port 2 enabled                     SW2/8               On

      Port 2 disabled                    SW2/8               Off

                     BASE I/O ADDRESS SELECTION PORT 1

  Setting     SW1/1   SW1/2    SW1/3    SW1/4    SW1/5    SW1/6    SW1/7

      280h     Off      On      Off       On       On      On        On

      2A0h     Off      On      Off       On      Off      On        On

      2E8h     Off      On      Off      Off      Off      On       Off

      2F8h     Off      On      Off      Off      Off      Off      Off

      300h     Off     Off       On       On       On      On        On

      328h     Off     Off       On       On      Off      On       Off

      3E8h     Off     Off      Off      Off      Off      On       Off

     3F8h     Off     Off      Off      Off      Off      Off      Off

                     BASE I/O ADDRESS SELECTION PORT 2

  Setting     SW1/1   SW1/2    SW1/3    SW1/4    SW1/5    SW1/6    SW1/7

      280h     Off      On      Off       On       On      On        On

      2A0h     Off      On      Off       On      Off      On        On

      2E8h     Off      On      Off      Off      Off      On       Off

     2F8h     Off      On      Off      Off      Off      Off      Off

      300h     Off     Off       On       On       On      On        On

      328h     Off     Off       On       On      Off      On       Off

      3E8h     Off     Off      Off      Off      Off      On       Off

      3F8h     Off     Off      Off      Off      Off      Off      Off

                     SERIAL PORT 1 INTERRUPT SELECTION

      IRQ            E6/A           E6/B          E6/C           E6/D

         2/9        Closed          Open          Open           Open

          3          Open          Closed         Open           Open

         4          Open           Open         Closed          Open

          5          Open           Open          Open          Closed

                     SERIAL PORT 2 INTERRUPT SELECTION

      IRQ            E6/E           E6/F          E6/G           E6/H

         2/9        Closed          Open          Open           Open

         3          Open          Closed         Open           Open

          4          Open           Open         Closed          Open

          5          Open           Open          Open          Closed

                  SERIAL INTERRUPT MODE SELECTION PORT 1

                   IRQ                                   E5

                   Normal                       Pins 4 & 5 closed

            Shared Interrupt mode                Pins 5 & 6 closed

                  SERIAL INTERRUPT MODE SELECTION PORT 2

                   IRQ                                   E5

                   Normal                       Pins 1 & 2 closed

            Shared Interrupt mode                Pins 2 & 3 closed

          PORT 1 TYPE SELECTION

        Mode                E2/A-H

   RS-232 enabled     Pins 1 & 2 closed

   RS-422 enabled     Pins 2 & 3 closed

          PORT 2 TYPE SELECTION

        Mode                E4/A-H

   RS-232 enabled     Pins 1 & 2 closed

   RS-422 enabled     Pins 2 & 3 closed

                    CTS MODE SELECTION PORT 1

         Mode                  E1/B                 E1/F

     CTS enabled        Pins 1 & 2 closed     Pins 1 & 2 closed

      CTS active               Open           Pins 2 & 3 closed

                    CTS MODE SELECTION PORT 2

         Mode                  E3/B                 E3/F

     CTS enabled        Pins 1 & 2 closed     Pins 1 & 2 closed

      CTS active               Open           Pins 2 & 3 closed

