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Add volatile software RTC to the TempDataLogger application if the dummy RTC mode is enabled.

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This commit is contained in:
Dean Camera 2013-07-20 10:35:28 +02:00
parent fc61e88a8d
commit b4af3f1fc9
7 changed files with 116 additions and 31 deletions
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107
Projects/TempDataLogger/Lib/DS1307.c
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@ -7,9 +7,98 @@
#include "DS1307.h"
bool DS1307_SetTimeDate(const TimeDate_t* NewTimeDate)
#if defined(DUMMY_RTC)
/** Current dummy RTC time and date */
static volatile TimeDate_t DummyRTC_Count;
void RTC_Init(void)
{
DummyRTC_Count.Hour = 0;
DummyRTC_Count.Minute = 0;
DummyRTC_Count.Second = 0;
DummyRTC_Count.Day = 1;
DummyRTC_Count.Month = 1;
DummyRTC_Count.Year = 00;
}
void RTC_Tick500ms(void)
{
static bool HalfSecondElapsed = false;
HalfSecondElapsed = !HalfSecondElapsed;
if (HalfSecondElapsed == false)
return;
if (++DummyRTC_Count.Second < 60)
return;
DummyRTC_Count.Second = 0;
if (++DummyRTC_Count.Minute < 60)
return;
DummyRTC_Count.Minute = 0;
if (++DummyRTC_Count.Hour < 24)
return;
DummyRTC_Count.Hour = 0;
static const char MonthLength[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
uint8_t DaysInMonth = MonthLength[DummyRTC_Count.Month - 1];
/* Check if we need to account for a leap year */
if ((DummyRTC_Count.Month == 2) &&
((!(DummyRTC_Count.Year % 400)) || ((DummyRTC_Count.Year % 100) && !(DummyRTC_Count.Year % 4))))
{
DaysInMonth++;
}
if (++DummyRTC_Count.Day <= DaysInMonth)
return;
DummyRTC_Count.Day = 1;
if (++DummyRTC_Count.Month <= 12)
return;
DummyRTC_Count.Month = 1;
DummyRTC_Count.Year++;
}
bool RTC_SetTimeDate(const TimeDate_t* NewTimeDate)
{
GlobalInterruptDisable();
DummyRTC_Count = *NewTimeDate;
GlobalInterruptEnable();
return true;
}
bool RTC_GetTimeDate(TimeDate_t* const TimeDate)
{
GlobalInterruptDisable();
*TimeDate = DummyRTC_Count;
GlobalInterruptEnable();
return true;
}
#else
void RTC_Init(void)
{
/* Unused for a real external DS1307 RTC device */
}
void RTC_Tick500ms(void)
{
/* Unused for a real external DS1307 RTC device */
}
bool RTC_SetTimeDate(const TimeDate_t* NewTimeDate)
{
#if !defined(DUMMY_RTC)
DS1307_DateTimeRegs_t NewRegValues;
const uint8_t WriteAddress = 0;
@ -38,22 +127,12 @@ bool DS1307_SetTimeDate(const TimeDate_t* NewTimeDate)
{
return false;
}
#endif
return true;
}
bool DS1307_GetTimeDate(TimeDate_t* const TimeDate)
bool RTC_GetTimeDate(TimeDate_t* const TimeDate)
{
#if defined(DUMMY_RTC)
TimeDate->Hour = 1;
TimeDate->Minute = 1;
TimeDate->Second = 1;
TimeDate->Day = 1;
TimeDate->Month = 1;
TimeDate->Year = 1;
#else
DS1307_DateTimeRegs_t CurrentRegValues;
const uint8_t ReadAddress = 0;
@ -73,8 +152,8 @@ bool DS1307_GetTimeDate(TimeDate_t* const TimeDate)
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;
}
#endif