10/10 MN05003004Z-EN System events39X Select the “Interrupt_1 (PRG)” POU with a double click andthen the POU “Timer_Interrupt (PRG)”.The following window appears:X Save the program created, compile it and logon to the PLC andtest the functions of the program modules which you havecreated.System eventsNot only can a task call up a project module for processing, asystem event (event) can also call it up. The system events whichcan be used for the purpose are target system dependant. They arecomprised of the standard system and the target systemdependant events. Possible events are e.g.:• Stop• Start• Coldstart• Warm start• IO interrupt• Timer interrupt• Online modificationSee also figure 52.Figure 52: Interrupt module completed task configurationh The single step mode is not possible with programmodules of the system events.