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xTaskDelayUntil #define added

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Robin.Mueller 2020-06-24 13:24:51 +02:00
parent f2e3d1b0e0
commit ffb219116f
1 changed files with 9 additions and 5 deletions
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14
include/task.h
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@ -766,7 +766,7 @@ void vTaskDelay( const TickType_t xTicksToDelay ) PRIVILEGED_FUNCTION;
/** /**
* task. h * task. h
* <pre>void vTaskDelayUntil( TickType_t *pxPreviousWakeTime, const TickType_t xTimeIncrement );</pre> * <pre>void xTaskDelayUntil( TickType_t *pxPreviousWakeTime, const TickType_t xTimeIncrement );</pre>
* *
* INCLUDE_vTaskDelayUntil must be defined as 1 for this function to be available. * INCLUDE_vTaskDelayUntil must be defined as 1 for this function to be available.
* See the configuration section for more information. * See the configuration section for more information.
@ -815,17 +815,21 @@ void vTaskDelay( const TickType_t xTicksToDelay ) PRIVILEGED_FUNCTION;
for( ;; ) for( ;; )
{ {
// Wait for the next cycle. // Wait for the next cycle.
vTaskDelayUntil( &xLastWakeTime, xFrequency ); BaseType_t xWasDelayed = xTaskDelayUntil( &xLastWakeTime, xFrequency );
// Perform action here. // Perform action here. xWasDelayed value can be used to determine
// whether a deadline was missed if the code here took too long.
} }
} }
</pre> </pre>
* \defgroup vTaskDelayUntil vTaskDelayUntil * \defgroup xTaskDelayUntil xTaskDelayUntil
* \ingroup TaskCtrl * \ingroup TaskCtrl
*/ */
BaseType_t xTaskDelayUntil( TickType_t * const pxPreviousWakeTime, const TickType_t xTimeIncrement ) PRIVILEGED_FUNCTION; BaseType_t xTaskDelayUntil( TickType_t * const pxPreviousWakeTime, const TickType_t xTimeIncrement ) PRIVILEGED_FUNCTION;
#define vTaskDelayUntil ( pxPreviousWakeTime, xTimeIncrement ) xTaskDelayUntil ( ( xPreviousWakeTime ), ( xTimeIncrement ) ) #define vTaskDelayUntil( pxPreviousWakeTime, xTimeIncrement ) \
{ \
xTaskDelayUntil ( pxPreviousWakeTime , xTimeIncrement ); \
}
/** /**
* task. h * task. h