
SEALEVEL SYSTEMS, INC.

COMM+8

Card Type               Serial card
Chip Set                Unidentified
Maximum Onboard Memory  Unidentified
I/O Options             Serial ports (8 RS-232)
Hard Drives supported   None
Floppy drives supported None
Data Bus                16-bit ISA
Card Size               Full-length, full-height

[Image]

                                CONNECTIONS

                Function                              Label

  8 RS-232 Serial Ports via DB-78                       P3
  connector

  Note: The eight ports are provided by attaching a "octopus" cable to P3

                        USER CONFIGURABLE SETTINGS

                 Function                    Label         Position

      Base I/O switch enabled                 E11      Pins 1 & 3 closed

      Base I/O switch disabled                E11            Open

     Factory configured do not alter         E12        Unidentified

     Factory configured do not alter         E13        Unidentified

  Note: The size and orientation of E12 and E13 is unidentified.

                        BASE I/O ADDRESS SELECTION

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

      100h      On       On      On       On      Off      On       On

      180h      On       On      On       On      Off      Off      On

      240h      On       On      On      Off       On      On       Off

     280h      On       On      On      Off       On      Off      On

      2C0h      On       On      On      Off       On      Off      Off

      300h      On       On      On      Off      Off      On       On

      500h      On       On      Off      On      Off      On       On

      580h      On       On      Off      On      Off      Off      On

      1500h     Off      On      Off      On      Off      On       On

      1580h     Off      On      Off      On      Off      Off      On

                                 SERIAL PORT 1 INTERRUPT SELECTION

   IRQ      E1/A     E1/B     E1/C     E1/D    E1/E     E1/F     E1/G     E1/H     E1/I     E1/J

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

      3     Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      4     Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      5     Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      6     Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      15    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                                 SERIAL PORT 2 INTERRUPT SELECTION

   IRQ      E2/A     E2/B     E2/C     E2/D    E2/E     E2/F     E2/G     E2/H     E2/I     E2/J

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

     3     Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      4     Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      5     Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      6     Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      15    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                                 SERIAL PORT 3 INTERRUPT SELECTION

   IRQ      E3/A     E3/B     E3/C     E3/D    E3/E     E3/F     E3/G     E3/H     E3/I     E3/J

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

      3     Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

     4     Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      5     Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      6     Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      15    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                                 SERIAL PORT 4 INTERRUPT SELECTION

   IRQ      E4/A     E4/B     E4/C     E4/D    E4/E     E4/F     E4/G     E4/H     E4/I     E4/J

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

      3     Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      4     Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

     5     Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      6     Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      15    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                                 SERIAL PORT 5 INTERRUPT SELECTION

   IRQ      E5/A     E5/B     E5/C     E5/D    E5/E     E5/F     E5/G     E5/H     E5/I     E5/J

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

      3     Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      4     Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      5     Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      6     Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      15    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                                 SERIAL PORT 6 INTERRUPT SELECTION

   IRQ      E6/A     E6/B     E6/C     E6/D    E6/E     E6/F     E6/G     E6/H     E6/I     E6/J

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

     3     Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      4     Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      5     Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      6     Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      15    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                                 SERIAL PORT 7 INTERRUPT SELECTION

   IRQ      E7/A     E7/B     E7/C     E7/D    E7/E     E7/F     E7/G     E7/H     E7/I     E7/J

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

      3     Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

     4     Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      5     Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      6     Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      15    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                                 SERIAL PORT 8 INTERRUPT SELECTION

   IRQ      E8/A     E8/B     E8/C     E8/D    E8/E     E8/F     E8/G     E8/H     E8/I     E8/J

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

      3     Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      4     Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

     5     Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      6     Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7     Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      10    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      11    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      12    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      15    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                      SERIAL INTERRUPT MODE SELECTION

                IRQ                     Label             Position

     Port 1 normal                  E9            Pins 13 & 14 closed

      Port 1 shared interrupt mode   E9            Pins 14 & 15 closed

      Port 1 shared interrupt mode   E9            Pins 15 & 16 closed
      with resistor

      Port 1 no interrupt            E9            Pins 13, 14, 15 & 16
                                                   open

     Port 2 normal                  E9            Pins 5 & 6 closed

      Port 2 shared interrupt mode   E9            Pins 6 & 7 closed

      Port 2 shared interrupt mode   E9            Pins 7 & 8 closed
      with resistor

      Port 2 no interrupt            E9            Pins 5, 6, 7 & 8 open

     Port 3 normal                  E9            Pins 1 & 2 closed

      Port 3 shared interrupt mode   E9            Pins 2 & 3 closed

      Port 3 shared interrupt mode   E9            Pins 3 & 4 closed
      with resistor

      Port 3 no interrupt            E9            Pins 1, 2, 3 & 4 open

     Port 4 normal                  E9            Pins 9 & 10 closed

      Port 4 shared interrupt mode   E9            Pins 10 & 11 closed

      Port 4 shared interrupt mode   E9            Pins 11 & 12 closed
      with resistor

      Port 4 no interrupt            E9            Pins 9, 10, 11 & 12
                                                   open

     Port 5 normal                  E10           Pins 5 & 6 closed

      Port 5 shared interrupt mode   E10           Pins 6 & 7 closed

      Port 5 shared interrupt mode   E10           Pins 7 & 8 closed
      with resistor

      Port 5 no interrupt            E10           Pins 5, 6, 7 & 8 open

     Port 6 normal                  E10           Pins 13 & 14 closed

      Port 6 shared interrupt mode   E10           Pins 14 & 15 closed

      Port 6 shared interrupt mode   E10           Pins 15 & 16 closed
      with resistor

      Port 6 no interrupt            E10           Pins 13, 14, 15 & 16
                                                   open

     Port 7 normal                  E10           Pins 1 & 2 closed

      Port 7 shared interrupt mode   E10           Pins 2 & 3 closed

      Port 7 shared interrupt mode   E10           Pins 3 & 4 closed
      with resistor

      Port 7 no interrupt            E10           Pins 1, 2, 3 & 4 open

     Port 8 normal                  E10           Pins 9 & 10 closed

      Port 8 shared interrupt mode   E10           Pins 10 & 11 closed

      Port 8 shared interrupt mode   E10           Pins 11 & 12 closed
      with resistor

      Port 8 no interrupt            E10           Pins 9, 10, 11 & 12
                                                   open

  Note: If the shared function is used, only one of the ports must be set
  to the pull-down resistor mode.

