diff options
Diffstat (limited to 'Projects/TemperatureDataLogger/Lib/DS1307.c')
-rw-r--r-- | Projects/TemperatureDataLogger/Lib/DS1307.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/Projects/TemperatureDataLogger/Lib/DS1307.c b/Projects/TemperatureDataLogger/Lib/DS1307.c deleted file mode 100644 index 8aa6ad0ef..000000000 --- a/Projects/TemperatureDataLogger/Lib/DS1307.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - Copyright (C) Dean Camera, 2010. - - dean [at] fourwalledcubicle [dot] com - www.fourwalledcubicle.com -*/ - -#include "DS1307.h" - -void DS1307_SetDate(uint8_t Day, uint8_t Month, uint8_t Year) -{ -#if defined(DUMMY_RTC) - return; -#endif - - DS1307_DateRegs_t CurrentRTCDate; - CurrentRTCDate.Byte1.TenDay = (Day / 10); - CurrentRTCDate.Byte1.Day = (Day % 10); - CurrentRTCDate.Byte2.TenMonth = (Month / 10); - CurrentRTCDate.Byte2.Month = (Month % 10); - CurrentRTCDate.Byte3.TenYear = (Year / 10); - CurrentRTCDate.Byte3.Year = (Year % 10); - - if (TWI_StartTransmission(DS1307_ADDRESS_WRITE, 10)) - { - TWI_SendByte(DS1307_DATEREG_START); - TWI_SendByte(CurrentRTCDate.Byte1.IntVal); - TWI_SendByte(CurrentRTCDate.Byte2.IntVal); - TWI_SendByte(CurrentRTCDate.Byte3.IntVal); - - TWI_StopTransmission(); - } -} - -void DS1307_SetTime(uint8_t Hour, uint8_t Minute, uint8_t Second) -{ -#if defined(DUMMY_RTC) - return; -#endif - - DS1307_TimeRegs_t CurrentRTCTime; - CurrentRTCTime.Byte1.TenSec = (Second / 10); - CurrentRTCTime.Byte1.Sec = (Second % 10); - CurrentRTCTime.Byte1.CH = false; - CurrentRTCTime.Byte2.TenMin = (Minute / 10); - CurrentRTCTime.Byte2.Min = (Minute % 10); - CurrentRTCTime.Byte3.TenHour = (Hour / 10); - CurrentRTCTime.Byte3.Hour = (Hour % 10); - CurrentRTCTime.Byte3.TwelveHourMode = false; - - if (TWI_StartTransmission(DS1307_ADDRESS_WRITE, 10)) - { - TWI_SendByte(DS1307_TIMEREG_START); - TWI_SendByte(CurrentRTCTime.Byte1.IntVal); - TWI_SendByte(CurrentRTCTime.Byte2.IntVal); - TWI_SendByte(CurrentRTCTime.Byte3.IntVal); - - TWI_StopTransmission(); - } -} - -void DS1307_GetDate(uint8_t* Day, uint8_t* Month, uint8_t* Year) -{ -#if defined(DUMMY_RTC) - *Day = 1; - *Month = 1; - *Year = 1; - return; -#endif - - if (TWI_StartTransmission(DS1307_ADDRESS_WRITE, 10)) - { - TWI_SendByte(DS1307_DATEREG_START); - - TWI_StopTransmission(); - } - - DS1307_DateRegs_t CurrentRTCDate; - - if (TWI_StartTransmission(DS1307_ADDRESS_READ, 10)) - { - TWI_ReceiveByte(&CurrentRTCDate.Byte1.IntVal, false); - TWI_ReceiveByte(&CurrentRTCDate.Byte2.IntVal, false); - TWI_ReceiveByte(&CurrentRTCDate.Byte3.IntVal, true); - - TWI_StopTransmission(); - } - - *Day = (CurrentRTCDate.Byte1.TenDay * 10) + CurrentRTCDate.Byte1.Day; - *Month = (CurrentRTCDate.Byte2.TenMonth * 10) + CurrentRTCDate.Byte2.Month; - *Year = (CurrentRTCDate.Byte3.TenYear * 10) + CurrentRTCDate.Byte3.Year; -} - -void DS1307_GetTime(uint8_t* Hour, uint8_t* Minute, uint8_t* Second) -{ -#if defined(DUMMY_RTC) - *Hour = 1; - *Minute = 1; - *Second = 1; - return; -#endif - - if (TWI_StartTransmission(DS1307_ADDRESS_WRITE, 10)) - { - TWI_SendByte(DS1307_TIMEREG_START); - - TWI_StopTransmission(); - } - - DS1307_TimeRegs_t CurrentRTCTime; - - if (TWI_StartTransmission(DS1307_ADDRESS_READ, 10)) - { - TWI_ReceiveByte(&CurrentRTCTime.Byte1.IntVal, false); - TWI_ReceiveByte(&CurrentRTCTime.Byte2.IntVal, false); - TWI_ReceiveByte(&CurrentRTCTime.Byte3.IntVal, true); - - TWI_StopTransmission(); - } - - *Second = (CurrentRTCTime.Byte1.TenSec * 10) + CurrentRTCTime.Byte1.Sec; - *Minute = (CurrentRTCTime.Byte2.TenMin * 10) + CurrentRTCTime.Byte2.Min; - *Hour = (CurrentRTCTime.Byte3.TenHour * 10) + CurrentRTCTime.Byte3.Hour; -} |