Rename DS1307 driver files to a more generic RTC, as different RTC drivers may be...

[pub/lufa.git] / Projects / TempDataLogger / Lib / DS1307.c

diff --git a/Projects/TempDataLogger/Lib/DS1307.c b/Projects/TempDataLogger/Lib/DS1307.c
deleted file mode 100644 (file)
index d3ee95a..0000000
--- a/Projects/TempDataLogger/Lib/DS1307.c
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
-     Copyright (C) Dean Camera, 2013.
-
-  dean [at] fourwalledcubicle [dot] com
-           www.lufa-lib.org
-*/
-
-#include "DS1307.h"
-
-#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)
-{
-       DS1307_DateTimeRegs_t NewRegValues;
-       const uint8_t         WriteAddress = 0;
-
-       // Convert new time data to the DS1307's time register layout
-       NewRegValues.Byte1.Fields.TenSec    = (NewTimeDate->Second / 10);
-       NewRegValues.Byte1.Fields.Sec       = (NewTimeDate->Second % 10);
-       NewRegValues.Byte1.Fields.CH        = false;
-       NewRegValues.Byte2.Fields.TenMin    = (NewTimeDate->Minute / 10);
-       NewRegValues.Byte2.Fields.Min       = (NewTimeDate->Minute % 10);
-       NewRegValues.Byte3.Fields.TenHour   = (NewTimeDate->Hour / 10);
-       NewRegValues.Byte3.Fields.Hour      = (NewTimeDate->Hour % 10);
-       NewRegValues.Byte3.Fields.TwelveHourMode = false;
-
-       // Convert new date data to the DS1307's date register layout
-       NewRegValues.Byte4.Fields.DayOfWeek = 0;
-       NewRegValues.Byte5.Fields.TenDay    = (NewTimeDate->Day / 10);
-       NewRegValues.Byte5.Fields.Day       = (NewTimeDate->Day % 10);
-       NewRegValues.Byte6.Fields.TenMonth  = (NewTimeDate->Month / 10);
-       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;
-       }
-
-       return true;
-}
-
-bool RTC_GetTimeDate(TimeDate_t* const TimeDate)
-{
-       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->Hour    = (CurrentRegValues.Byte3.Fields.TenHour * 10) + CurrentRegValues.Byte3.Fields.Hour;
-
-       // Convert stored date value into decimal
-       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;
-
-       return true;
-}
-
-#endif