Squashed 'lib/lufa/' content from commit 385d40300

git-subtree-dir: lib/lufa
git-subtree-split: 385d4030035dbaf41591309dbde47653bd03841b

1 files changed, 126 insertions, 0 deletions

diff --git a/Projects/TempDataLogger/Lib/RTC.h b/Projects/TempDataLogger/Lib/RTC.h
new file mode 100644
index 000000000..f35b8ff1e
--- /dev/null
+++ b/Projects/TempDataLogger/Lib/RTC.h
@@ -0,0 +1,126 @@
+/*
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+#ifndef _RTC_H_
+#define _RTC_H_
+
+	/* Includes: */
+		#include <avr/io.h>
+
+		#include <LUFA/Drivers/Peripheral/TWI.h>
+
+		#include "Config/AppConfig.h"
+
+	/* Type Defines: */
+		typedef struct
+		{
+			uint8_t Hour;
+			uint8_t Minute;
+			uint8_t Second;
+			uint8_t Day;
+			uint8_t Month;
+			uint8_t Year;
+		} TimeDate_t;
+
+		typedef struct
+		{
+			union
+			{
+				struct
+				{
+					unsigned Sec            : 4;
+					unsigned TenSec         : 3;
+					unsigned CH             : 1;
+				} Fields;
+
+				uint8_t IntVal;
+			} Byte1;
+
+			union
+			{
+				struct
+				{
+					unsigned Min            : 4;
+					unsigned TenMin         : 3;
+					unsigned Reserved       : 1;
+				} Fields;
+
+				uint8_t IntVal;
+			} Byte2;
+
+			union
+			{
+				struct
+				{
+					unsigned Hour            : 4;
+					unsigned TenHour         : 2;
+					unsigned TwelveHourMode  : 1;
+					unsigned Reserved        : 1;
+				} Fields;
+
+				uint8_t IntVal;
+			} Byte3;
+
+			union
+			{
+				struct
+				{
+					unsigned DayOfWeek       : 3;
+					unsigned Reserved        : 5;
+				} Fields;
+
+				uint8_t IntVal;
+			} Byte4;
+
+			union
+			{
+				struct
+				{
+					unsigned Day             : 4;
+					unsigned TenDay          : 2;
+					unsigned Reserved        : 2;
+				} Fields;
+
+				uint8_t IntVal;
+			} Byte5;
+
+			union
+			{
+				struct
+				{
+					unsigned Month           : 4;
+					unsigned TenMonth        : 1;
+					unsigned Reserved        : 3;
+				} Fields;
+
+				uint8_t IntVal;
+			} Byte6;
+
+			union
+			{
+				struct
+				{
+					unsigned Year            : 4;
+					unsigned TenYear         : 4;
+				} Fields;
+
+				uint8_t IntVal;
+			} Byte7;
+		} DS1307_DateTimeRegs_t;
+
+	/* Macros: */
+		/** TWI address of the DS1307 device on the bus. */
+		#define DS1307_ADDRESS       0xD0
+
+	/* Function Prototypes: */
+		void RTC_Init(void);
+		void RTC_Tick500ms(void);
+		bool RTC_SetTimeDate(const TimeDate_t* NewTimeDate);
+		bool RTC_GetTimeDate(TimeDate_t* const TimeDate);
+
+#endif
+