sleep_timer.h File Reference

Sleep timer interface.

Copyright (c) 2018 Microchip Technology Inc. and its subsidiaries.

#include <stdint.h>

Macros
#define	COMPARE_COUNT_MAX_VALUE   (0xFFFFFFFF)
#define	MS_TO_SLEEP_TICKS(m)   ((m) * (32.769f))
#define	SLEEP_TICKS_TO_MS(s)   ((s) * (0.0306f))
#define	SLEEP_TICKS_TO_US(s)   ((s) * (30.5175f))
#define	US_TO_SLEEP_TICKS(u)   ((u) * (0.03278f))

Functions
uint32_t	SleepTimerGetElapsedTime (void)
	Calculate the Elapsed Time from the previous call of this function. More...
void	SleepTimerInit (void)
	Initializes the sleep timer module. More...
void	SleepTimerStart (uint32_t time, void(*cb)(void))
	Start the sleep timer. More...
void	SleepTimerStop (void)
	Stop the sleep timer. More...

#define COMPARE_COUNT_MAX_VALUE   (0xFFFFFFFF)

Referenced by SleepTimerInit().

#define MS_TO_SLEEP_TICKS

(

m

)

((m) * (32.769f))

Referenced by PMM_Sleep().

#define SLEEP_TICKS_TO_MS

(

s

)

((s) * (0.0306f))

#define SLEEP_TICKS_TO_US

(

s

)

((s) * (30.5175f))

Referenced by PMM_Wakeup().

#define US_TO_SLEEP_TICKS

(

u

)

((u) * (0.03278f))

uint32_t SleepTimerGetElapsedTime

(

void

)

Calculate the Elapsed Time from the previous call of this function.

Return values

Elapsed

time in ticks

References rtc, and rtc_count_get_count().

Referenced by PMM_Wakeup().

void SleepTimerInit

(

void

)

Initializes the sleep timer module.

References COMPARE_COUNT_MAX_VALUE, rtc_count_config::compare_values, rtc_count_config::prescaler, rtc, rtc_count_enable(), rtc_count_get_config_defaults(), rtc_count_init(), and RTC_COUNT_PRESCALER_OFF.

void SleepTimerStart	(	uint32_t	sleepTicks,
		void(*)(void)	cb
	)

Start the sleep timer.

Start the sleep timer.

References rtc, RTC_COUNT_CALLBACK_COMPARE_0, RTC_COUNT_COMPARE_0, rtc_count_enable_callback(), rtc_count_register_callback(), rtc_count_set_compare(), and rtc_count_set_count().

Referenced by PMM_Sleep().

void SleepTimerStop

(

void

)

Stop the sleep timer.

References rtc, RTC_COUNT_CALLBACK_COMPARE_0, and rtc_count_disable_callback().

Referenced by PMM_Wakeup().