// cocher la librairie 
   Systeme
    ...Time 

#include "../common/timelib.h"

//avec DS1307

void Read_Date_Time(char *sec, char *min, char *hr, char *week_day, char *day, char *month, char *year)
{
        I2C2_Start();
        I2C2_Wr(DS1307);
        I2C2_Wr(0);
        I2C2_Repeated_Start();
        I2C2_Wr(DS1307+1);
        // lecture en BCD
        *sec =I2C2_Rd(1);
        *min =I2C2_Rd(1);
        *hr =I2C2_Rd(1);
        *week_day =I2C2_Rd(1);
        *day =I2C2_Rd(1);
        *month=I2C2_Rd(1);
        *year =I2C2_Rd(0);
        I2C2_Stop();
}

void Transform_Time(char  *sec, char *min, char *hr, char *week_day, char *day, char *month, char *year)
{     // (BCD + Masquage ) to Decimal
        *sec  =  ((*sec & 0x70) >> 4)*10 + (*sec & 0x0F);
        *min  =  ((*min & 0xF0) >> 4)*10 + (*min & 0x0F);
        *hr   =  ((*hr & 0x30) >> 4)*10 + (*hr & 0x0F);
        *week_day =(*week_day & 0x07);
        *day  =  ((*day & 0xF0) >> 4)*10 + (*day & 0x0F);
        *month  =  ((*month& 0x10) >> 4)*10 + (*month& 0x0F);
        *year =  ((*year & 0xF0)>>4)*10+(*year & 0x0F);
}

void Prepare_Display_Time(char sec, char min, char hr, char week_day, char day, char monthn, char year)
{   //  decimal -> Ascii
       Date[0]=(day / 10) + 48;
       Date[1]= (day % 10) + 48;
       Date[2]='/';
       Date[3]=(month/ 10) + 48;
       Date[4]=(month% 10) + 48;
       Date[5]='/';
       Date[6]='2';
       Date[7]='0';
       Date[8]=(year / 10)  + 48;
       Date[9]=(year % 10)  + 48;
       Date[10]=0;

       Time[0]=(hr / 10)  + 48;
       Time[1]=(hr % 10)  + 48;
       Time[2]=':';
       Time[3]=(min / 10) + 48;
       Time[4]=(min % 10) + 48;
       Time[5]=':';
       Time[6]=(sec / 10) + 48;
       Time[7]=(sec % 10) + 48;
       Time[8]=0;
}


TimeStruct ts1, ts2 ,ts3;
long epoch=0L ;
long epoch1=0L ;
long epoch2=0L ;
long Ecart=0L ;
unsigned char NbH=0;
unsigned char NbM=0;
unsigned char NbS=0;
char Val_Ecart[16];
char Val_epoch1[16];
char Val_epoch2[16];



     ts1.ss = sec;
    ts1.mn = min1 ;
    ts1.hh = hr ;
    ts1.md = day ;
    ts1.mo = month ;
    ts1.yy = 2000+year ;
    
  ts2.ss = 00 ;
  ts2.mn = 00 ;
  ts2.hh = 00 ;
  ts2.md = 01 ;
  ts2.mo = 01 ;
  ts2.yy = 2020 ;

    epoch1 = Time_dateToEpoch(&ts1) ;
    epoch2 = Time_dateToEpoch(&ts2) ;
    Ecart = Time_dateDiff(&ts1, &ts2) ;
    
     UART1_Write_CText(" Date &t1 Now = ");
       LongWordToStr(epoch1,CRam1);
       UART1_Write_Text(CRam1);
       CRLF1()  ;

       UART1_Write_CText(" Date &T2 au 31/12/19 23:59:59 = ");
       LongToStr(epoch2,CRam1);      // entier long signé !!
       UART1_Write_Text(CRam1);
       CRLF1()  ;

       UART1_Write_CText(" Difference = ");
       LongToStr(Ecart, Val_Ecart);
       Ltrim(Val_Ecart);
       UART1_Write_Text(Val_Ecart);
       UART1_Write_CText("  soit => ");
       k=( Ecart/3600);
       WordToStr(k,CRam1);
       UART1_Write_Text(CRam1); UART1_Write_CText(" Heures\r\n");