ResolveHostname (FB)¶
FUNCTION_BLOCK PUBLIC FINAL ResolveHostname EXTENDS ETrigTo
Attempts to resolve the
sHostname
to an IIPAddress.If an IP address is already specified as a parameter, its format is checked.
The time out value has no effect for this function block.
- InOut:
Scope
Name
Type
Initial
Comment
Inherited from
Input
xExecute
BOOL
Rising edge: Starts defined operationFALSE
: Resets the defined operation after ready condition was reachedETrigTo
udiTimeOut
UDINT
Max. operating time for executing [µs], 0: No operating time limit
ETrigTo
Output
xDone
BOOL
Ready condition reached
ETrigTo
xBusy
BOOL
TRUE
: Operation is runningETrigTo
xError
BOOL
TRUE
: Error condition reachedETrigTo
eErrorID
ETrigTo
Input
itfAsyncProperty
sHostname
REFERENCE TO STRING
udiIndex
UDINT
0
Select a specific item, if more then one interface per hostname is avaiable
Inout
itfIPAddress
Output
udiCount
UDINT
The number of possible IP addresses for the
sHostname
specified
Methods:
Structure: