/*
- Copyright (C) Dean Camera, 2011.
+ Copyright (C) Dean Camera, 2012.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
bool DS1307_SetTimeDate(const TimeDate_t* NewTimeDate)
{
-#if defined(DUMMY_RTC)
- return true;
-#endif
-
+#if !defined(DUMMY_RTC)
DS1307_DateTimeRegs_t NewRegValues;
const uint8_t WriteAddress = 0;
NewRegValues.Byte6.Fields.Month = (NewTimeDate->Month % 10);
NewRegValues.Byte7.Fields.TenYear = (NewTimeDate->Year / 10);
NewRegValues.Byte7.Fields.Year = (NewTimeDate->Year % 10);
-
+
// Write the new Time and Date into the DS1307
if (TWI_WritePacket(DS1307_ADDRESS, 10, &WriteAddress, sizeof(WriteAddress),
(uint8_t*)&NewRegValues, sizeof(DS1307_DateTimeRegs_t)) != TWI_ERROR_NoError)
{
return false;
}
+#endif
return true;
}
TimeDate->Hour = 1;
TimeDate->Minute = 1;
TimeDate->Second = 1;
-
+
TimeDate->Day = 1;
TimeDate->Month = 1;
TimeDate->Year = 1;
-
- return true;
-#endif
-
+#else
DS1307_DateTimeRegs_t CurrentRegValues;
const uint8_t ReadAddress = 0;
-
+
// Read in the stored Time and Date from the DS1307
if (TWI_ReadPacket(DS1307_ADDRESS, 10, &ReadAddress, sizeof(ReadAddress),
(uint8_t*)&CurrentRegValues, sizeof(DS1307_DateTimeRegs_t)) != TWI_ERROR_NoError)
{
return false;
}
-
+
// Convert stored time value into decimal
TimeDate->Second = (CurrentRegValues.Byte1.Fields.TenSec * 10) + CurrentRegValues.Byte1.Fields.Sec;
TimeDate->Minute = (CurrentRegValues.Byte2.Fields.TenMin * 10) + CurrentRegValues.Byte2.Fields.Min;
TimeDate->Day = (CurrentRegValues.Byte5.Fields.TenDay * 10) + CurrentRegValues.Byte5.Fields.Day;
TimeDate->Month = (CurrentRegValues.Byte6.Fields.TenMonth * 10) + CurrentRegValues.Byte6.Fields.Month;
TimeDate->Year = (CurrentRegValues.Byte7.Fields.TenYear * 10) + CurrentRegValues.Byte7.Fields.Year;
+#endif
return true;
}