#define RTC_DAY      2831155200        // Number of RTC counts in a day
#define RTC_HOUR      117964800        // Number of RTC counts in an hour
#define RTC_MINUTE      1966080        // Number of RTC counts in a minute
#define RTC_SECOND        32768        // Number of RTC counts in a second
#define RTC_HUNDRETH        328        // Number of RTC counts in a hundreth
                                       // of a second (rounded up)

 // used with UU32 (b0 is least-significant byte)
# define b0 3
# define b1 2
# define b2 1
# define b3 0

//-----------------------------------------------------------------------------
// Indirect RTC Register Addresses
//-----------------------------------------------------------------------------

#define CAPTURE0  0x00                 // RTC address of CAPTURE0 register
#define CAPTURE1  0x01                 // RTC address of CAPTURE1 register
#define CAPTURE2  0x02                 // RTC address of CAPTURE2 register
#define CAPTURE3  0x03                 // RTC address of CAPTURE3 register
#define CAPTURE4  0x04                 // RTC address of CAPTURE4 register
#define CAPTURE5  0x05                 // RTC address of CAPTURE5 register

#define RTC0CN    0x06                 // RTC address of RTC0CN register                
#define RTC0XCN   0x07                 // RTC address of RTC0XCN register 

#define ALARM0    0x08                 // RTC address of ALARM0 register
#define ALARM1    0x09                 // RTC address of ALARM1 register
#define ALARM2    0x0A                 // RTC address of ALARM2 register
#define ALARM3    0x0B                 // RTC address of ALARM3 register
#define ALARM4    0x0C                 // RTC address of ALARM4 register
#define ALARM5    0x0D                 // RTC address of ALARM5 register


// Initial settings for time and date
// Current date setting would be September 22, 2008
#define YEAR_INIT             9        // Output will be 2000+YEAR_INIT
#define DAY_INIT             79        // Valid range of DAY_INIT is 1-366
#define HOUR_INIT            22        // Valid range of HOUR_INIT is 0-23
#define MINUTE_INIT          21        // Valid range of MINUTE_INIT is 0-59
#define SECOND_INIT          55        // Valid range of SECOND_INIT is 0-59

// Convert initial time settings to RTC alarm counts. Used in RTC_Init()
// (note: '\' is in following line to allow code to continue on next line)
#define TIME_INIT    ((RTC_HOUR*HOUR_INIT)+(RTC_MINUTE*MINUTE_INIT)+   \
                     (RTC_SECOND*SECOND_INIT))


typedef unsigned char U8;
typedef unsigned int U16;
typedef unsigned long U32;

typedef signed char S8;
typedef signed int S16;
typedef signed long S32;

typedef union UU16
{
   U16 U16;
   S16 S16;
   U8 U8[2];
   S8 S8[2];
} UU16;

typedef union UU32
{
   U32 U32;
   S32 S32;
   UU16 UU16[2];
   U16 U16[2];
   S16 S16[2];
   U8 U8[4];
   S8 S8[4];
} UU32;
 
typedef struct DATE_INFO {
   INT16U years;
   INT16U output_month;
   INT16U days;
   INT16U output_days;
   INT16U hours;
   INT16U minutes;
   INT16U seconds;
   INT16U hundreths;
} DATE_INFO;
 
extern void Init_DateINFO(void);
extern U8 Leap_Year (U16 year);
extern void RTC_Init (void);
extern void RTC_Write (U8 reg, U8 value);
extern INT8U RTC_Read (U8 reg);
extern void Compute_Month (U16* month, U16* days, U16 total, U16 year);