
B & B ELECTRONICS

PCWDT

Card Type Serial card
Chip Set  Unidentified
Data Bus  8-bit ISA

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Reset switch                 HP1     25-pin serial port            J2

  Reset switch                 HP2

                        USER CONFIGURABLE SETTINGS

                  Function                     Label        Position

  Watchdog timer reset select computer          JP1         Pins 1 & 2
  reboot                                                     closed

  Watchdog timer reset select relay remains     JP1         Pins 2 & 3
  energized                                                  closed

  Timer reset select program reset              JP2         Pins 1 & 2
                                                             closed

  Timer reset select external reset             JP2         Pins 2 & 3
  (requires trigger connected through J2)                    closed

                             ADDRESS SELECTION

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

    200       On       On       On       On       On       On       Off

    208       Off      On       On       On       On       On       Off

    300       On       On       On       On       On       Off      Off

    308       Off      On       On       On       On       Off      Off

    310       On       Off      On       On       On       Off      Off

    318       Off      Off      On       On       On       Off      Off

    380       On       On       On       On       Off      Off      Off

    388       Off      On       On       On       Off      Off      Off

    3A0       On       On       Off      On       Off      Off      Off

    3A8       Off      On       Off      On       Off      Off      Off

                       MISCELLANEOUS TECHNICAL NOTE

  The PCWDT can be used to re-boot the host computer by connecting HP1 &
  HP2. For further information about this process, see B & B electronics
  documentation.

