Blame view

lufa-master/Projects/TempDataLogger/Lib/RTC.h 1.98 KB
142ecdaf   rguillom   first commit
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
  /*
       Copyright (C) Dean Camera, 2019.
  
    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