/**
  ******************************************************************************
  * @file    stm32l1xx_rtc.h
  * @author  MCD Application Team
  * @version V1.0.0
  * @date    31-December-2010
  * @brief   This file contains all the functions prototypes for the RTC firmware 
  *          library.
  ******************************************************************************
  * @attention
  *
  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  *
  * <h2><center>&copy; COPYRIGHT 2010 STMicroelectronics</center></h2>
  ******************************************************************************  
  */ 

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32L1xx_RTC_H
#define __STM32L1xx_RTC_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32l1xx.h"

/** @addtogroup STM32L1xx_StdPeriph_Driver
  * @{
  */

/** @addtogroup RTC
  * @{
  */ 

/* Exported types ------------------------------------------------------------*/

/** 
  * @brief  RTC Init structures definition  
  */ 
typedef struct
{
  uint32_t RTC_HourFormat;   /*!< Specifies the RTC Hour Format.
                             This parameter can be a value of @ref RTC_Hour_Formats */
  
  uint32_t RTC_AsynchPrediv; /*!< Specifies the RTC Asynchronous Predivider value.
                             This parameter must be set to a value lower than 0x7F */
  
  uint32_t RTC_SynchPrediv;  /*!< Specifies the RTC Synchronous Predivider value.
                             This parameter must be set to a value lower than 0x1FFF */ 
}RTC_InitTypeDef;

/** 
  * @brief  RTC Time structure definition  
  */
typedef struct
{
  uint8_t RTC_Hours;    /*!< Specifies the RTC Time Hour.
                        This parameter must be set to a value in the 0-12 range
                        if the RTC_HourFormat_12 is selected or 0-23 range if
                        the RTC_HourFormat_24 is selected. */

  uint8_t RTC_Minutes;  /*!< Specifies the RTC Time Minutes.
                        This parameter must be set to a value in the 0-59 range. */
  
  uint8_t RTC_Seconds;  /*!< Specifies the RTC Time Seconds.
                        This parameter must be set to a value in the 0-59 range. */

  uint8_t RTC_H12;      /*!< Specifies the RTC AM/PM Time.
                        This parameter can be a value of @ref RTC_AM_PM_Definitions */
}RTC_TimeTypeDef; 

/** 
  * @brief  RTC Date structure definition  
  */
typedef struct
{
  uint32_t RTC_WeekDay; /*!< Specifies the RTC Date WeekDay.
                        This parameter can be a value of @ref RTC_WeekDay_Definitions */
  
  uint32_t RTC_Month;   /*!< Specifies the RTC Date Month.
                        This parameter can be a value of @ref RTC_Month_Date_Definitions */

  uint8_t RTC_Date;     /*!< Specifies the RTC Date.
                        This parameter must be set to a value in the 1-31 range. */
  
  uint8_t RTC_Year;     /*!< Specifies the RTC Date Year.
                        This parameter must be set to a value in the 0-99 range. */
}RTC_DateTypeDef;

/** 
  * @brief  RTC Alarm structure definition  
  */
typedef struct
{
  RTC_TimeTypeDef RTC_AlarmTime;     /*!< Specifies the RTC Alarm Time members. */

  uint32_t RTC_AlarmMask;            /*!< Specifies the RTC Alarm Masks.
                                     This parameter can be a value of @ref RTC_AlarmMask_Definitions */

  uint32_t RTC_AlarmDateWeekDaySel;  /*!< Specifies the RTC Alarm is on Date or WeekDay.
                                     This parameter can be a value of @ref RTC_AlarmDateWeekDay_Definitions */
  
  uint8_t RTC_AlarmDateWeekDay;      /*!< Specifies the RTC Alarm Date/WeekDay.
                                     This parameter must be set to a value in the 1-31 range 
                                     if the Alarm Date is selected.
                                     This parameter can be a value of @ref RTC_WeekDay_Definitions 
                                     if the Alarm WeekDay is selected. */
}RTC_AlarmTypeDef;

/* Exported constants --------------------------------------------------------*/

/** @defgroup RTC_Exported_Constants
  * @{
  */ 


/** @defgroup RTC_Hour_Formats 
  * @{
  */ 
#define RTC_HourFormat_24              ((uint32_t)0x00000000)
#define RTC_HourFormat_12              ((uint32_t)0x00000040)
#define IS_RTC_HOUR_FORMAT(FORMAT)     (((FORMAT) == RTC_HourFormat_12) || \
                                        ((FORMAT) == RTC_HourFormat_24))
/**
  * @}
  */ 

/** @defgroup RTC_Asynchronous_Predivider 
  * @{
  */ 
#define IS_RTC_ASYNCH_PREDIV(PREDIV)   ((PREDIV) <= 0x7F)
 
/**
  * @}
  */ 


/** @defgroup RTC_Synchronous_Predivider 
  * @{
  */ 
#define IS_RTC_SYNCH_PREDIV(PREDIV)    ((PREDIV) <= 0x1FFF)

/**
  * @}
  */ 

/** @defgroup RTC_Time_Definitions 
  * @{
  */ 
#define IS_RTC_HOUR12(HOUR)            (((HOUR) > 0) && ((HOUR) <= 12))
#define IS_RTC_HOUR24(HOUR)            ((HOUR) <= 23)
#define IS_RTC_MINUTES(MINUTES)        ((MINUTES) <= 59)
#define IS_RTC_SECONDS(SECONDS)        ((SECONDS) <= 59)

/**
  * @}
  */ 

/** @defgroup RTC_AM_PM_Definitions 
  * @{
  */ 
#define RTC_H12_AM                     ((uint8_t)0x00)
#define RTC_H12_PM                     ((uint8_t)0x40)
#define IS_RTC_H12(PM) (((PM) == RTC_H12_AM) || ((PM) == RTC_H12_PM))

/**
  * @}
  */ 

/** @defgroup RTC_Year_Date_Definitions 
  * @{
  */ 
#define IS_RTC_YEAR(YEAR)              ((YEAR) <= 99)

/**
  * @}
  */ 

/** @defgroup RTC_Month_Date_Definitions 
  * @{
  */ 
#define RTC_Month_January              ((uint32_t)0x00000001)
#define RTC_Month_February             ((uint32_t)0x00000002)
#define RTC_Month_March                ((uint32_t)0x00000003)
#define RTC_Month_April                ((uint32_t)0x00000004)
#define RTC_Month_May                  ((uint32_t)0x00000005)
#define RTC_Month_June                 ((uint32_t)0x00000006)
#define RTC_Month_July                 ((uint32_t)0x00000007)
#define RTC_Month_August               ((uint32_t)0x00000008)
#define RTC_Month_September            ((uint32_t)0x00000009)
#define RTC_Month_October              ((uint32_t)0x00000010)
#define RTC_Month_November             ((uint32_t)0x00000011)
#define RTC_Month_December             ((uint32_t)0x00000012)
#define IS_RTC_MONTH(MONTH)            (((MONTH) >= 1) && ((MONTH) <= 12))
#define IS_RTC_DATE(DATE)              (((DATE) >= 1) && ((DATE) <= 31))

/**
  * @}
  */ 

/** @defgroup RTC_WeekDay_Definitions 
  * @{
  */ 
  
#define	RTC_Weekday_Monday             ((uint32_t)0x00000001)
#define	RTC_Weekday_Tuesday            ((uint32_t)0x00000002)
#define	RTC_Weekday_Wednesday          ((uint32_t)0x00000003)
#define	RTC_Weekday_Thursday           ((uint32_t)0x00000004)
#define	RTC_Weekday_Friday             ((uint32_t)0x00000005)
#define	RTC_Weekday_Saturday           ((uint32_t)0x00000006)
#define	RTC_Weekday_Sunday             ((uint32_t)0x00000007)
#define IS_RTC_WEEKDAY(WEEKDAY) (((WEEKDAY) == RTC_Weekday_Monday) || \
                                 ((WEEKDAY) == RTC_Weekday_Tuesday) || \
                                 ((WEEKDAY) == RTC_Weekday_Wednesday) || \
                                 ((WEEKDAY) == RTC_Weekday_Thursday) || \
                                 ((WEEKDAY) == RTC_Weekday_Friday) || \
                                 ((WEEKDAY) == RTC_Weekday_Saturday) || \
                                 ((WEEKDAY) == RTC_Weekday_Sunday))
/**
  * @}
  */ 


/** @defgroup RTC_Alarm_Definitions 
  * @{
  */ 
#define IS_RTC_ALARM_DATE_WEEKDAY_DATE(DATE) (((DATE) > 0) && ((DATE) <= 31))
#define IS_RTC_ALARM_DATE_WEEKDAY_WEEKDAY(WEEKDAY) (((WEEKDAY) == RTC_Weekday_Monday) || \
                                                    ((WEEKDAY) == RTC_Weekday_Tuesday) || \
                                                    ((WEEKDAY) == RTC_Weekday_Wednesday) || \
                                                    ((WEEKDAY) == RTC_Weekday_Thursday) || \
                                                    ((WEEKDAY) == RTC_Weekday_Friday) || \
                                                    ((WEEKDAY) == RTC_Weekday_Saturday) || \
                                                    ((WEEKDAY) == RTC_Weekday_Sunday))

/**
  * @}
  */ 


/** @defgroup RTC_AlarmDateWeekDay_Definitions 
  * @{
  */ 
#define RTC_AlarmDateWeekDaySel_Date      ((uint32_t)0x00000000)  
#define RTC_AlarmDateWeekDaySel_WeekDay   ((uint32_t)0x40000000)  

#define IS_RTC_ALARM_DATE_WEEKDAY_SEL(SEL) (((SEL) == RTC_AlarmDateWeekDaySel_Date) || \
                                            ((SEL) == RTC_AlarmDateWeekDaySel_WeekDay))

/**
  * @}
  */ 


/** @defgroup RTC_AlarmMask_Definitions 
  * @{
  */ 
#define RTC_AlarmMask_None                ((uint32_t)0x00000000)
#define RTC_AlarmMask_DateWeekDay         ((uint32_t)0x80000000)  
#define RTC_AlarmMask_Hours               ((uint32_t)0x00800000)
#define RTC_AlarmMask_Minutes             ((uint32_t)0x00008000)
#define RTC_AlarmMask_Seconds             ((uint32_t)0x00000080)
#define RTC_AlarmMask_All                 ((uint32_t)0x80808080)
#define IS_ALARM_MASK(MASK)  (((MASK) & 0x7F7F7F7F) == (uint32_t)RESET)

/**
  * @}
  */ 

/** @defgroup RTC_Alarms_Definitions 
  * @{
  */ 
#define RTC_Alarm_A                       ((uint32_t)0x00000100)
#define RTC_Alarm_B                       ((uint32_t)0x00000200)
#define IS_RTC_ALARM(ALARM)     (((ALARM) == RTC_Alarm_A) || ((ALARM) == RTC_Alarm_B))
#define IS_RTC_CMD_ALARM(ALARM) (((ALARM) & (RTC_Alarm_A | RTC_Alarm_B)) != (uint32_t)RESET)

/**
  * @}
  */ 

/** @defgroup RTC_Wakeup_Timer_Definitions 
  * @{
  */ 
#define RTC_WakeUpClock_RTCCLK_Div16        ((uint32_t)0x00000000)
#define RTC_WakeUpClock_RTCCLK_Div8         ((uint32_t)0x00000001)
#define RTC_WakeUpClock_RTCCLK_Div4         ((uint32_t)0x00000002)
#define RTC_WakeUpClock_RTCCLK_Div2         ((uint32_t)0x00000003)
#define RTC_WakeUpClock_CK_SPRE_16bits      ((uint32_t)0x00000004)
#define RTC_WakeUpClock_CK_SPRE_17bits      ((uint32_t)0x00000006)
#define IS_RTC_WAKEUP_CLOCK(CLOCK) (((CLOCK) == RTC_WakeUpClock_RTCCLK_Div16) || \
                                    ((CLOCK) == RTC_WakeUpClock_RTCCLK_Div8) || \
                                    ((CLOCK) == RTC_WakeUpClock_RTCCLK_Div4) || \
                                    ((CLOCK) == RTC_WakeUpClock_RTCCLK_Div2) || \
                                    ((CLOCK) == RTC_WakeUpClock_CK_SPRE_16bits) || \
                                    ((CLOCK) == RTC_WakeUpClock_CK_SPRE_17bits))
#define IS_RTC_WAKEUP_COUNTER(COUNTER)  ((COUNTER) <= 0xFFFF)
/**
  * @}