void initializeTime(int GMT_zone)
{
GMT_hour_adding = GMT_zone;
while(epoch<epochtime)
{
vTaskDelay(50);
//Remember to enable the SNTP Client in the wizard.
epoch=SNTPGetUTCSeconds();
}
epoch=SNTPGetUTCSeconds();
now=(time_t)epoch;
ts=localtime(&now);
vTaskDelay(20);
ts->tm_hour = (ts->tm_hour + GMT_hour_adding);
// Correct if overflowed hour 0-24 format
if(ts->tm_hour > 24)
{
ts->tm_hour = ts->tm_hour - 24;
}
else if(ts->tm_hour < 0)
{
ts->tm_hour = ts->tm_hour +24;
}
sprintf (epochString, "\nReceived date/time is: %s \r\n", asctime (ts) );
UARTWrite(1,epochString);
RTCCSet(ts); //Set time
};
/*********************************************************************
* Function: RTCCInit
*
* Preconditions: RTCCInit must be called before.
*
* Overview: Enable the oscillator for the RTCC
*
* Input: None.
*
* Output: None.
********************************************************************/
void RTCCInit(void)
{
// Enables the LP OSC for RTCC operation
asm("mov #OSCCON,W1"); // move address of OSCCON to W1
asm("mov.b #0x02, W0"); // move 8-bit literal to W0, 16-bit.
asm("mov.b #0x46, W2"); // unlock byte 1 for OSCCONL(low byte)
asm("mov.b #0x57, W3"); // unlock byte 2 for OSCCONL(low byte)
// move 8-bit of Wn to OSCCON register
asm("mov.b W2, [W1]"); // write unlock byte 1
asm("mov.b W3, [W1]"); // write unlock byte 2
asm("mov.b W0, [W1]"); // enable SOSCEN
// Unlock sequence must take place for RTCEN to be written
RCFGCAL = 0x0000;
RTCCUnlock();
RCFGCALbits.RTCEN = 1; // bit15
//RTCC pin pad conected to RTCC second clock
PADCFG1bits.RTSECSEL = 1;
RCFGCALbits.RTCOE = 1; //RTCC Output Enable bit
/* Enable the RTCC interrupt*/
IFS3bits.RTCIF = 0; //clear the RTCC interrupt flag
IEC3bits.RTCIE = 1; //enable the RTCC interrupt
// TO DO: Write the time and date to RTCC as follow.
_time_chk.sec = mRTCCBin2Dec(0);
_time_chk.min = mRTCCBin2Dec(1); // 40 minutes
_time_chk.hr = mRTCCBin2Dec(2); //7PM
_time_chk.wkd = 3;
_time_chk.day = mRTCCBin2Dec(4);
_time_chk.mth = mRTCCBin2Dec(5);
_time_chk.yr = mRTCCBin2Dec(13);
RTCCCalculateWeekDay(); // To calculate and confirm the weekday
// Set it after you change the time and date.
RTCCSet();
// Set alarm
_alarm.sec = 0x01;
_alarm.min = 0x01;
_alarm.hr = 0x01;
_alarm.wkd = 0x01;
_alarm.day = 0x01;
_alarm.mth = 0x01;
RTCCALMSet();
}
WORD ProcessMessageTime( WORD translatedMsg, OBJ_HEADER* pObj, GOL_MSG* pMsg )
{
signed char change;
WORD controlID;
signed char day;
signed char dayMax;
signed char hour;
signed char minute;
signed char month;
signed char year;
controlID = GetObjID(pObj);
switch (controlID)
{
case ID_RTCC_BUTTON_NEXT:
// Show the old control set as unselected.
IndicateFocus( BLACK );
// Set the next control as active.
currentControlSet ++;
if (currentControlSet > CONTROL_SET_MAX)
{
currentControlSet = 0;
}
// Show the new control set as selected.
IndicateFocus( WHITE );
return 0; // Hidden button
break;
case ID_RTCC_BUTTON_PREVIOUS:
// Show the old control set as unselected.
IndicateFocus( BLACK );
// Set the next control as active.
currentControlSet --;
if (currentControlSet < 0 )
{
currentControlSet = CONTROL_SET_MAX;
}
// Show the new control set as selected.
IndicateFocus( WHITE );
return 0; // Hidden button
break;
case ID_RTCC_BUTTON_HOME:
screenState = SCREEN_DISPLAY_MAIN;
return 0; // Hidden button
break;
case ID_DAY_PLUS:
case ID_MONTH_PLUS:
case ID_YEAR_PLUS:
case ID_HOUR_PLUS:
case ID_MINUTE_PLUS:
if (translatedMsg == BTN_MSG_PRESSED)
{
change = +1;
}
else
{
return 1;
}
break;
case ID_DAY_MINUS:
case ID_MONTH_MINUS:
case ID_YEAR_MINUS:
case ID_HOUR_MINUS:
case ID_MINUTE_MINUS:
if (translatedMsg == BTN_MSG_PRESSED)
{
change = -1;
}
else
{
return 1;
}
break;
default:
return 0;
}
// Update the selected field.
RTCCProcessEvents();
hour = RTCCGetBinHour();
minute = RTCCGetBinMin();
day = RTCCGetBinDay();
month = RTCCGetBinMonth();
year = RTCCGetBinYear();
dayMax = daysPerMonth[month-1];
// February has one day more for a leap year, unless it is on the thousands
if ((month == 2) && ((year % 4) == 0) && (year != 0))
{
dayMax ++;
}
// Change the appropriate setting. Allow the controls to roll over.
switch (currentControlSet)
{
case CONTROL_SET_DAY:
day += change;
if (day < 1)
{
day = dayMax;
}
if (day > dayMax)
{
day = 1;
}
break;
case CONTROL_SET_MONTH:
month += change;
if (month < 1)
{
month = 12;
}
if (month > 12)
{
month = 1;
}
break;
case CONTROL_SET_YEAR:
year += change;
if (year < 0)
{
year = 99;
}
if (year > 99)
{
year = 0;
}
break;
case CONTROL_SET_HOUR:
hour += change;
if (hour < 0)
{
hour = 23;
}
if (hour > 23)
{
hour = 0;
}
break;
case CONTROL_SET_MINUTE:
minute += change;
if (minute < 0)
{
minute = 59;
}
if (minute > 59)
{
minute = 0;
}
break;
default:
return 0;
}
RTCCOff();
RTCCSetBinHour( hour );
RTCCSetBinMin( minute );
RTCCSetBinSec( 0 );
RTCCSetBinMonth( month );
RTCCSetBinYear( year );
RTCCSetBinDay( day );
RTCCCalculateWeekDay();
RTCCSet(); // Copy the new values to the RTCC registers
UpdateDateTime(); // Update the display.
return 1; // Call the default handler to show the button state.
}
