x12rtc.c

References Functions:	X12Init()	nut/dev/x12rtc.c
	X12RtcClearStatus()	nut/dev/x12rtc.c
	X12RtcGetAlarm()	nut/dev/x12rtc.c
	X12RtcGetClock()	nut/dev/x12rtc.c
	X12RtcGetStatus()	nut/dev/x12rtc.c
	X12RtcSetAlarm()	nut/dev/x12rtc.c
	X12RtcSetClock()	nut/dev/x12rtc.c

Included Files

#include <nut/include/cfg/os.h>

#include <nut/include/cfg/eeprom.h>

#include <nut/include/dev/twif.h>

#include <nut/include/sys/event.h>

#include <nut/include/sys/timer.h>

#include <nut/include/time.h>

#include <stdlib.h>

#include </usr/avr/include/string.h>

#include <nut/include/memdebug.h>

#include <nut/include/dev/x12rtc.h>

Preprocessor definitions

#define I2C_SLA_RTC 0x6F

#define I2C_SLA_EEPROM 0x57

#define EEPROM_PAGE_SIZE 64

Global Variable rtcX12x6

NUTRTC rtcX12x6

Visible in:

nut/dev/x12rtc.c

Local Variables

rtc_chip
static uint8_t rtc_chip

Used in:	X12Init()
	X12RtcGetClock()
	X12RtcSetClock()

rtc_status
static uint32_t rtc_status

Used in:	X12RtcClearStatus()
	X12RtcGetStatus()

Global Function X12EepromRead()

int X12EepromRead ( unsigned int addr, void* buff, size_t len )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	TwMasterTransact()	nut/dev/twbbif.c

Global Function X12EepromWrite()

int X12EepromWrite ( unsigned int addr, const void* buff, size_t len )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	TwMasterTransact()	nut/dev/twbbif.c
	X12WaitReady()	nut/dev/x12rtc.c
	X12WriteEnable()	nut/dev/x12rtc.c
	free()	nut/crt/malloc.c
	malloc()	nut/crt/malloc.c
	memcpy()	nut/c/string/memcpy.c

Global Function X12Init()

int X12Init ( void )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	TwInit()	nut/dev/twbbif.c
	X12RtcGetStatus()	nut/dev/x12rtc.c
	X12RtcReadRegs()	nut/dev/x12rtc.c
	NutSleep()
Used in:		nut/dev/x12rtc.c
References Variables:	rtc_chip	nut/dev/x12rtc.c

Global Function X12RtcClearStatus()

int X12RtcClearStatus ( uint32_t sflgs )

Prototyped in:	nut/include/dev/x12rtc.h
Used in:		nut/dev/x12rtc.c
References Variables:	rtc_status	nut/dev/x12rtc.c

Global Function X12RtcGetAlarm()

int X12RtcGetAlarm ( int idx, struct _tm* tm, int* aflgs )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	X12RtcReadRegs()	nut/dev/x12rtc.c
	memset()	nut/c/string/memset.c
Used in:		nut/dev/x12rtc.c

Global Function X12RtcGetClock()

int X12RtcGetClock ( struct _tm* tm )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	X12RtcReadRegs()	nut/dev/x12rtc.c
Used in:		nut/dev/x12rtc.c
References Variables:	rtc_chip	nut/dev/x12rtc.c

Global Function X12RtcGetStatus()

int X12RtcGetStatus ( uint32_t* sflgs )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	X12RtcReadRegs()	nut/dev/x12rtc.c
Called by:	X12Init()	nut/dev/x12rtc.c
Used in:		nut/dev/x12rtc.c
References Variables:	rtc_status	nut/dev/x12rtc.c

Global Function X12RtcReadRegs()

int X12RtcReadRegs ( uint8_t reg, uint8_t* buff, size_t cnt )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	TwMasterTransact()	nut/dev/twbbif.c
Called by:	X12Init()	nut/dev/x12rtc.c
	X12RtcGetAlarm()	nut/dev/x12rtc.c
	X12RtcGetClock()	nut/dev/x12rtc.c
	X12RtcGetStatus()	nut/dev/x12rtc.c

Global Function X12RtcSetAlarm()

int X12RtcSetAlarm ( int idx, const struct _tm* tm, int aflgs )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	X12RtcWrite()	nut/dev/x12rtc.c
	memset()	nut/c/string/memset.c
Used in:		nut/dev/x12rtc.c

Global Function X12RtcSetClock()

int X12RtcSetClock ( const struct _tm* tm )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	X12RtcWrite()	nut/dev/x12rtc.c
	memset()	nut/c/string/memset.c
Used in:		nut/dev/x12rtc.c
References Variables:	rtc_chip	nut/dev/x12rtc.c

Global Function X12RtcWrite()

int X12RtcWrite ( int nv, const uint8_t* buff, size_t cnt )

Prototyped in:	nut/include/dev/x12rtc.h
Calls:	TwMasterTransact()	nut/dev/twbbif.c
	X12WaitReady()	nut/dev/x12rtc.c
	X12WriteEnable()	nut/dev/x12rtc.c
Called by:	X12RtcSetAlarm()	nut/dev/x12rtc.c
	X12RtcSetClock()	nut/dev/x12rtc.c

Local Function X12WaitReady()

static int X12WaitReady ( void )

Calls:	TwMasterTransact()	nut/dev/twbbif.c
Called by:	X12EepromWrite()	nut/dev/x12rtc.c
	X12RtcWrite()	nut/dev/x12rtc.c

Local Function X12WriteEnable()

static int X12WriteEnable ( int on )

Calls:	TwMasterTransact()	nut/dev/twbbif.c
Called by:	X12EepromWrite()	nut/dev/x12rtc.c
	X12RtcWrite()	nut/dev/x12rtc.c