LWORD_To_UtcTime
Converts the binary data of the type LWORD into the components of the structured type T_UtcTime. The coding of the components in LWORD corresponds to the TwinCAT UTC-Time-LWORD format specification.
Namespace: Tc3_Collections
Library: Tc3_Collections (Tc3_Collections.compiled-library)
Syntax
FUNCTION LWORD_To_UtcTime : T_UtcTime
VAR_INPUT
in : LWORD;
END_VAR
Inputs
Name | Type | Description |
|---|---|---|
in | LWORD | The time information to be converted as UTC-Time binary data. |
Return value
Name | Type | Description |
|---|---|---|
LWORD_To_UtcTime | Converted time information as UTC-Time structure. |
Sample
METHOD UtcTime_ToFrom_LWORD : BOOL
VAR
tValue : T_UtcTime;
sValue : STRING;
END_VAR
tValue := LWORD_To_UtcTime(0);
sValue := UtcTime_To_String(tValue);(* sValue := 'UT#1970-01-01-00:00:00.000000000|000|0' *)
IF UtcTime_To_LWORD(tValue) = 0 THEN
tValue.secondSinceEpoch := DT#2000-01-01-00:00:0;
tValue.fractionOfSecond := LTIME_TO_UtcTimeFractionOfSecond( LTIME#0MS );
tValue.quality.LeapSecondsKnown := FALSE;
tValue.quality.ClockFailure := FALSE;
tValue.quality.ClockNotSynchronized := TRUE;
Accuracy_To_UtcTimeQualityAccuracy( E_UtcTimeAccuracy._03,
bAccuracy0=>tValue.quality.Accuracy0,
bAccuracy1=>tValue.quality.Accuracy1,
bAccuracy2=>tValue.quality.Accuracy2,
bAccuracy3=>tValue.quality.Accuracy3,
bAccuracy4=>tValue.quality.Accuracy4 );
sValue := UtcTime_To_String(tValue);(* sValue := 'UT#2000-01-01-00:00:00.000000000|001|3' *)
END_IF
UtcTime_ToFrom_LWORD := TRUE;