Shivanand Gowda / InternalRTC

Internal RTC Nucleo F767ZI

Dependents:   Internal_RTC

RTC.cpp@0:d8084da95aff, 2018-06-06 (annotated)

Committer:
shivanandgowdakr
Date:
Wed Jun 06 06:54:18 2018 +0000
Revision:
0:d8084da95aff
Child:
1:12b099f1e8da
Internal RTC Nucleo F767ZI

Who changed what in which revision?

UserRevisionLine numberNew contents of line
shivanandgowdakr 0:d8084da95aff 1 #include "mbed.h"
shivanandgowdakr 0:d8084da95aff 2 #include "RTC.h"
shivanandgowdakr 0:d8084da95aff 3 #include <string>
shivanandgowdakr 0:d8084da95aff 4
shivanandgowdakr 0:d8084da95aff 5
shivanandgowdakr 0:d8084da95aff 6
shivanandgowdakr 0:d8084da95aff 7 int Date_Time_Setting(struct tm curt,char *str)
shivanandgowdakr 0:d8084da95aff 8 {
shivanandgowdakr 0:d8084da95aff 9 int len=0;
shivanandgowdakr 0:d8084da95aff 10 len= strlen(str);
shivanandgowdakr 0:d8084da95aff 11 printf("len = %d",len);
shivanandgowdakr 0:d8084da95aff 12 if(len < 14)
shivanandgowdakr 0:d8084da95aff 13 return 0;
shivanandgowdakr 0:d8084da95aff 14
shivanandgowdakr 0:d8084da95aff 15 curt.tm_mday = ( str[0]-0x30)*10+(str[1]-0x30);
shivanandgowdakr 0:d8084da95aff 16 curt.tm_mon = ( str[2]-0x30)*10+(str[3]-0x30) -1;
shivanandgowdakr 0:d8084da95aff 17 curt.tm_year = (( str[4]-0x30)*1000 + (str[5]-0x30)*100 + (str[6]-0x30)*10 + (str[7]-0x30)) -1900 ;
shivanandgowdakr 0:d8084da95aff 18
shivanandgowdakr 0:d8084da95aff 19 curt.tm_hour=(str[8]-0x30)*10+(str[9]-0x30);
shivanandgowdakr 0:d8084da95aff 20 curt.tm_min=(str[10]-0x30)*10+(str[11]-0x30);
shivanandgowdakr 0:d8084da95aff 21 curt.tm_sec=(str[12]-0x30)*10+(str[13]-0x30);
shivanandgowdakr 0:d8084da95aff 22
shivanandgowdakr 0:d8084da95aff 23 time_t epoch = mktime(&curt);
shivanandgowdakr 0:d8084da95aff 24 if (epoch == (time_t) -1) {
shivanandgowdakr 0:d8084da95aff 25 error("Error in clock setting\n");
shivanandgowdakr 0:d8084da95aff 26 // Stop here
shivanandgowdakr 0:d8084da95aff 27 }
shivanandgowdakr 0:d8084da95aff 28 set_time(epoch);
shivanandgowdakr 0:d8084da95aff 29 return 1;
shivanandgowdakr 0:d8084da95aff 30 }
shivanandgowdakr 0:d8084da95aff 31
shivanandgowdakr 0:d8084da95aff 32
shivanandgowdakr 0:d8084da95aff 33 int iSetTerminalTime(char *tstring)
shivanandgowdakr 0:d8084da95aff 34 {
shivanandgowdakr 0:d8084da95aff 35 int ret=0;
shivanandgowdakr 0:d8084da95aff 36 struct tm curt;
shivanandgowdakr 0:d8084da95aff 37
shivanandgowdakr 0:d8084da95aff 38 ret = Date_Time_Setting(curt,tstring);
shivanandgowdakr 0:d8084da95aff 39
shivanandgowdakr 0:d8084da95aff 40 if(ret == 1) {
shivanandgowdakr 0:d8084da95aff 41 wait(1);
shivanandgowdakr 0:d8084da95aff 42
shivanandgowdakr 0:d8084da95aff 43 // printf(" DATE-TIME SET SUCCESS ");
shivanandgowdakr 0:d8084da95aff 44 printf("Date Time Set succesfully\r\n");
shivanandgowdakr 0:d8084da95aff 45
shivanandgowdakr 0:d8084da95aff 46 } else {
shivanandgowdakr 0:d8084da95aff 47
shivanandgowdakr 0:d8084da95aff 48 printf("Date Time Set Failure \r\n");
shivanandgowdakr 0:d8084da95aff 49
shivanandgowdakr 0:d8084da95aff 50 }
shivanandgowdakr 0:d8084da95aff 51 wait(2);
shivanandgowdakr 0:d8084da95aff 52 // Clear_LCD();
shivanandgowdakr 0:d8084da95aff 53
shivanandgowdakr 0:d8084da95aff 54 return ret;
shivanandgowdakr 0:d8084da95aff 55 }
shivanandgowdakr 0:d8084da95aff 56
shivanandgowdakr 0:d8084da95aff 57
shivanandgowdakr 0:d8084da95aff 58 int chk_time (char *str)
shivanandgowdakr 0:d8084da95aff 59 {
shivanandgowdakr 0:d8084da95aff 60 int HH,MM,SS;
shivanandgowdakr 0:d8084da95aff 61 HH=(str[0]-0x30)*10+(str[1]-0x30);
shivanandgowdakr 0:d8084da95aff 62 MM=(str[2]-0x30)*10+(str[3]-0x30);
shivanandgowdakr 0:d8084da95aff 63 SS=(str[4]-0x30)*10+(str[5]-0x30);
shivanandgowdakr 0:d8084da95aff 64
shivanandgowdakr 0:d8084da95aff 65 if ( HH < 0 || HH > 23 || MM < 0 || MM > 59 || SS < 0 || SS > 59 )
shivanandgowdakr 0:d8084da95aff 66 return -1;
shivanandgowdakr 0:d8084da95aff 67
shivanandgowdakr 0:d8084da95aff 68 return 1;
shivanandgowdakr 0:d8084da95aff 69 }
shivanandgowdakr 0:d8084da95aff 70
shivanandgowdakr 0:d8084da95aff 71 int chk_date (char *str)
shivanandgowdakr 0:d8084da95aff 72 {
shivanandgowdakr 0:d8084da95aff 73 int epos_date=0,epos_month=0,epos_year=0;
shivanandgowdakr 0:d8084da95aff 74
shivanandgowdakr 0:d8084da95aff 75 epos_date = ( str[0]-0x30)*10+(str[1]-0x30);
shivanandgowdakr 0:d8084da95aff 76 epos_month = ( str[2]-0x30)*10+(str[3]-0x30);
shivanandgowdakr 0:d8084da95aff 77 epos_year = ( str[4]-0x30)*1000+ (str[5]-0x30)*100 + (str[6]-0x30)*10 + (str[7]-0x30);
shivanandgowdakr 0:d8084da95aff 78
shivanandgowdakr 0:d8084da95aff 79
shivanandgowdakr 0:d8084da95aff 80 if ( epos_month < 1 || epos_date < 1 || epos_date > 31 || epos_month > 12 || epos_year < 2008 ) return ERROR ;
shivanandgowdakr 0:d8084da95aff 81
shivanandgowdakr 0:d8084da95aff 82 else if(epos_month == 1 || epos_month == 3 || epos_month == 5 || epos_month == 7 || epos_month == 8 || epos_month ==10 ||epos_month == 12) {
shivanandgowdakr 0:d8084da95aff 83
shivanandgowdakr 0:d8084da95aff 84 if (epos_date > 31)
shivanandgowdakr 0:d8084da95aff 85 return -1;
shivanandgowdakr 0:d8084da95aff 86 }
shivanandgowdakr 0:d8084da95aff 87
shivanandgowdakr 0:d8084da95aff 88 else if (epos_month == 4 || epos_month == 6 || epos_month == 9 || epos_month == 11) {
shivanandgowdakr 0:d8084da95aff 89
shivanandgowdakr 0:d8084da95aff 90 if (epos_date > 30)
shivanandgowdakr 0:d8084da95aff 91 return -1;
shivanandgowdakr 0:d8084da95aff 92 }
shivanandgowdakr 0:d8084da95aff 93
shivanandgowdakr 0:d8084da95aff 94 else if (epos_month == 2 )
shivanandgowdakr 0:d8084da95aff 95
shivanandgowdakr 0:d8084da95aff 96 {
shivanandgowdakr 0:d8084da95aff 97 if ( !(epos_year%400) || (epos_year%100 != 0 && epos_year%4==0 ) ) {
shivanandgowdakr 0:d8084da95aff 98 if (epos_date > 29 ) return -1;
shivanandgowdakr 0:d8084da95aff 99 }
shivanandgowdakr 0:d8084da95aff 100
shivanandgowdakr 0:d8084da95aff 101 else if( epos_date > 28 ) return -1;
shivanandgowdakr 0:d8084da95aff 102 }
shivanandgowdakr 0:d8084da95aff 103
shivanandgowdakr 0:d8084da95aff 104
shivanandgowdakr 0:d8084da95aff 105 return 1;
shivanandgowdakr 0:d8084da95aff 106 }
shivanandgowdakr 0:d8084da95aff 107
shivanandgowdakr 0:d8084da95aff 108 void Get_Date_Time(char *date_string,char *time_string, char *DTSTRING)
shivanandgowdakr 0:d8084da95aff 109 {
shivanandgowdakr 0:d8084da95aff 110
shivanandgowdakr 0:d8084da95aff 111 time_t curr_time;
shivanandgowdakr 0:d8084da95aff 112 tm * curr_tm;
shivanandgowdakr 0:d8084da95aff 113 time(&curr_time);
shivanandgowdakr 0:d8084da95aff 114 curr_tm = localtime(&curr_time);
shivanandgowdakr 0:d8084da95aff 115 strftime(date_string,10,"%Y%m%d",curr_tm);
shivanandgowdakr 0:d8084da95aff 116 }
shivanandgowdakr 0:d8084da95aff 117
shivanandgowdakr 0:d8084da95aff 118
shivanandgowdakr 0:d8084da95aff 119 void Get_Date_Time( char *DTSTRING)
shivanandgowdakr 0:d8084da95aff 120 {
shivanandgowdakr 0:d8084da95aff 121
shivanandgowdakr 0:d8084da95aff 122 time_t curr_time;
shivanandgowdakr 0:d8084da95aff 123 tm * curr_tm;
shivanandgowdakr 0:d8084da95aff 124 time(&curr_time);
shivanandgowdakr 0:d8084da95aff 125 curr_tm = localtime(&curr_time);
shivanandgowdakr 0:d8084da95aff 126 strftime(DTSTRING,20,"%Y%m%d%H%M%S",curr_tm);
shivanandgowdakr 0:d8084da95aff 127 // printf("Time is : %s",DTSTRING);
shivanandgowdakr 0:d8084da95aff 128
shivanandgowdakr 0:d8084da95aff 129 }