Timer Management
[User API]

Collaboration diagram for Timer Management:

Functions
void	EnterMutex (void)
	Acquire mutex.
void	LeaveMutex (void)
	Release mutex.
void	TimerInit (void)
	Initialize Timer.
void	TimerCleanup (void)
	Cleanup Timer.
void	StartTimerLoop (TimerCallback_t Callback)
	Start the timer task.
void	StopTimerLoop (TimerCallback_t Callback)
	Stop the timer task.
TIMER_HANDLE	SetAlarm (CO_Data *d, UNS32 id, TimerCallback_t callback, TIMEVAL value, TIMEVAL period)
	Set an alarm to execute a callback function when expired.
TIMER_HANDLE	DelAlarm (TIMER_HANDLE handle)
	Delete an alarm before expiring.
void	setTimer (TIMEVAL value)
	Set a timerfor a given time.
TIMEVAL	getElapsedTime (void)
	Get the time elapsed since latest timer occurence.

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Function Documentation

TIMER_HANDLE DelAlarm

(

TIMER_HANDLE

handle

)

Delete an alarm before expiring.

Parameters:

handle

A timer handle

Returns:

The timer handle

Definition at line 85 of file timer.c.

Referenced by _sendPDOevent(), PDOStop(), proceedPDO(), and TPDO_Communication_Parameter_Callback().

TIMEVAL getElapsedTime

(

void

)

Get the time elapsed since latest timer occurence.

Returns:

time elapsed since latest timer occurence

Definition at line 122 of file timers_unix.c.

Referenced by SetAlarm().

TIMER_HANDLE SetAlarm	(	CO_Data *	d,
		UNS32	id,
		TimerCallback_t	callback,
		TIMEVAL	value,
		TIMEVAL	period
	)

Set an alarm to execute a callback function when expired.

Parameters:

	*d	Pointer to a CAN object data structure
	id	The alarm Id
	callback	A callback function
	value	Call the callback function at current time + value
	period	Call periodically the callback function

Returns:

handle The timer handle

Definition at line 46 of file timer.c.

References getElapsedTime(), and setTimer().

Referenced by _sendPDOevent(), and StartTimerLoop().

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void setTimer

(

TIMEVAL

value

)

Set a timerfor a given time.

Parameters:

value

The time value.

Definition at line 107 of file timers_unix.c.

Referenced by SetAlarm().

void StartTimerLoop

(

TimerCallback_t

Callback

)

Start the timer task.

Parameters:

Callback

A callback function

Definition at line 68 of file timers_unix.c.

References EnterMutex(), LeaveMutex(), and SetAlarm().

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void StopTimerLoop

(

TimerCallback_t

Callback

)

Stop the timer task.

Parameters:

Callback

A callback function

Definition at line 60 of file timers_unix.c.

References EnterMutex(), and LeaveMutex().

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