WAGO I/O SYSTEM 750 XTR
Run-time System CODESYS 2.3 259
750-8202/040-001 PFC200 2ETH RS TELE XTR
Manual
Version 1.2.0, valid from FW Version 03.01.07(13)
The following events can be activated:
Table 204: Events
Name
Description
start
The event is called directly after the user program starts.
stop
The event is called directly after the user program stops.
before_reset
The event is called directly before the user program is
reset.
after_reset
The event is called directly after the user program is
reset.
shutdown
The event is called directly before the user program is
shutdown.
excpt_watchdog
The event is called if a task watchdog is recognized.
excpt_access_violation The event is called if a memory access error to an
invalid memory area is recognized. (incorrect pointer,
invalid array index, invalid data descriptor)
excpt_dividebyzero
The event is called if a division by zero is recognized.
after_reading_inputs
The event is triggered after reading all of the inputs
independent of the user program.
before_writing_outputs The event is triggered before writing all of the outputs
independent of the user program.
debug_loop
This event is triggered at every task call, if a breakpoint
was reached in this task and the processing of this task
is therefore blocked.
online_change
This event is called up after initialization of the program
on an online change.
before_download
This event is always called up before a download from
the IDE to the device takes place.
Application stops on a non-defined event handler!
If “excpt” events occur in the system and an event handler has not been defined,
the application goes into the “Stop” status.
