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tmk_keyboard/protocol/lufa/LUFA-git/Projects/TempDataLogger/Lib/RTC.h
tmk f6d56675f9 Squashed 'tmk_core/' changes from caca2c0..dc0e46e
dc0e46e Rename LUFA to LUFA-git
3bfa7fa Remove LUFA-120730
215b764 Merge commit 'afa0f22a9299686fd88f58ce09c5b521ac917e8f' as 'protocol/lufa/LUFA'
afa0f22 Squashed 'protocol/lufa/LUFA/' content from commit def7fca
c0c42fa Remove submodule of LUFA
30f897d Merge commit '87ced33feb74e79c3281dda36eb6d6d153399b41' as 'protocol/usb_hid/USB_Host_Shield_2.0'
87ced33 Squashed 'protocol/usb_hid/USB_Host_Shield_2.0/' content from commit aab4a69
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git-subtree-dir: tmk_core
git-subtree-split: dc0e46eaa4367d4e218f8816e3c117895820f07c
2015-05-13 11:13:10 +09:00

127 lines
2.0 KiB
C

/*
Copyright (C) Dean Camera, 2014.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
#ifndef _RTC_H_
#define _RTC_H_
/* Includes: */
#include <avr/io.h>
#include <LUFA/Drivers/Peripheral/TWI.h>
#include "Config/AppConfig.h"
/* Type Defines: */
typedef struct
{
uint8_t Hour;
uint8_t Minute;
uint8_t Second;
uint8_t Day;
uint8_t Month;
uint8_t Year;
} TimeDate_t;
typedef struct
{
union
{
struct
{
unsigned Sec : 4;
unsigned TenSec : 3;
unsigned CH : 1;
} Fields;
uint8_t IntVal;
} Byte1;
union
{
struct
{
unsigned Min : 4;
unsigned TenMin : 3;
unsigned Reserved : 1;
} Fields;
uint8_t IntVal;
} Byte2;
union
{
struct
{
unsigned Hour : 4;
unsigned TenHour : 2;
unsigned TwelveHourMode : 1;
unsigned Reserved : 1;
} Fields;
uint8_t IntVal;
} Byte3;
union
{
struct
{
unsigned DayOfWeek : 3;
unsigned Reserved : 5;
} Fields;
uint8_t IntVal;
} Byte4;
union
{
struct
{
unsigned Day : 4;
unsigned TenDay : 2;
unsigned Reserved : 2;
} Fields;
uint8_t IntVal;
} Byte5;
union
{
struct
{
unsigned Month : 4;
unsigned TenMonth : 1;
unsigned Reserved : 3;
} Fields;
uint8_t IntVal;
} Byte6;
union
{
struct
{
unsigned Year : 4;
unsigned TenYear : 4;
} Fields;
uint8_t IntVal;
} Byte7;
} DS1307_DateTimeRegs_t;
/* Macros: */
/** TWI address of the DS1307 device on the bus. */
#define DS1307_ADDRESS 0xD0
/* Function Prototypes: */
void RTC_Init(void);
void RTC_Tick500ms(void);
bool RTC_SetTimeDate(const TimeDate_t* NewTimeDate);
bool RTC_GetTimeDate(TimeDate_t* const TimeDate);
#endif