Onledchanged Events - Siemens Simatic S7-1500 Function Manual

User interfaces (API)
7.6 API IInstances
WaitForOnConfigurationChangedEvent()
The function blocks the program until the registered event object is in the signaled state or
the timeout interval is exceeded.
Table 7- 293 WaitForOnConfigurationChangedEvent() - Native C++
Syntax
Parameters
Return values
Table 7- 294 WaitForOnConfigurationChangedEvent() - .NET (C#)
Syntax
Parameters
Return values
7.6.9.5

OnLedChanged events

OnLedChanged
Registers or unregisters an event handler method.
Table 7- 295 OnLedChanged - .NET (C#)
Syntax
Parameters
Return values
Exceptions
Note
254
bool WaitForOnConfigurationChangedEvent();
bool WaitForOnConfigurationChangedEvent(
UINT32 in_Time_ms
);
•
None:
The time limit is set to
•
UINT32 in_Time_ms:
Value for the time limit in milliseconds.
If the event object was set to the signaled state.
•
true:
If no event was received during the defined time limit.
•
false:
bool WaitForOnConfigurationChangedEvent();
bool WaitForOnConfigurationChangedEvent(
UInt32 in_Time_ms
);
•
None:
The time limit is set to
•
UInt32 in_Time_ms:
Value for the time limit in milliseconds.
If the event object was set to the signaled state.
•
true:
If no event was received during the defined time limit.
•
false:
event Delegate_II_EREC_DT_ELT_ELM OnLedChanged;
None. See Delegate_II_EREC_DT_ELT_ELM (Page 295).
None
None
The event handler method runs in a separate thread.
.
INFINITE
.
INFINITE
Function Manual, 12/2017, A5E37039512-AB
S7-PLCSIM Advanced