stm32f1_rtc.c File Reference

#include <cfg/os.h>
#include <cfg/clock.h>
#include <cfg/arch.h>
#include <sys/event.h>
#include <sys/timer.h>
#include <dev/rtc.h>
#include <cfg/arch/gpio.h>
#include <arch/cm3/stm/stm32f10x_rtc.h>
#include <arch/cm3/stm/stm32f10x_rcc.h>
#include <arch/cm3/stm/stm32f10x_pwr.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

Include dependency graph for stm32f1_rtc.c:

Functions
int	Stm32RtcGetClock (struct _tm *tm)
	Get date and time from an DS1307 hardware clock.
int	Stm32RtcSetClock (const struct _tm *tm)
	Set the DS1307 hardware clock.
int	Stm32RtcInit (void)
	Initialize the RTC in stm32f10x controller.
Variables
NUTRTC	rtcStm32

---

Function Documentation

int Stm32RtcGetClock

(

struct _tm *

tm

)

Get date and time from an DS1307 hardware clock.

Parameters:

tm	Points to a structure that receives the date and time information.

Returns:

0 on success or -1 in case of an error.

References localtime_r(), rc, RTC, RTC_FLAG_RSF, and time().

Here is the call graph for this function:

int Stm32RtcSetClock

(

const struct _tm *

tm

)

Set the DS1307 hardware clock.

Parameters:

tm	Points to a structure which contains the date and time information.

Returns:

0 on success or -1 in case of an error.

References mktime(), RTC, RTC_FLAG_CNF, and time().

Here is the call graph for this function:

int Stm32RtcInit

(

void

)

Initialize the RTC in stm32f10x controller.

Returns:

0 on success or -1 in case of an error.

References PWR, PWR_CR_DBP, rc, RCC, RCC_APB1Periph_BKP, RCC_APB1Periph_PWR, RCC_RTCCLKSource_HSE_Div128, RTC, RTC_FLAG_CNF, and RTC_FLAG_RSF.

---

Variable Documentation

NUTRTC rtcStm32

Initial value:

 {
   NULL,               
   Stm32RtcInit,       
   Stm32RtcGetClock,   
   Stm32RtcSetClock,   
   NULL,               
   NULL,               
   NULL,               
   NULL,               
   NULL,               
}