Rev 37 | Rev 43 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
19 | jlesech | 1 | /**************************************************************************//** |
2 | * \brief DS1307 RTC library - Demonstration program |
||
3 | * \author Copyright (C) 2011 Julien Le Sech - www.idreammicro.com |
||
4 | * \version 1.0 |
||
5 | * \date 20090501 |
||
6 | * |
||
7 | * This file is part of the iDreamMicro library. |
||
8 | * |
||
9 | * This library is free software: you can redistribute it and/or modify it under |
||
10 | * the terms of the GNU Lesser General Public License as published by the Free |
||
11 | * Software Foundation, either version 3 of the License, or (at your option) any |
||
12 | * later version. |
||
13 | * |
||
14 | * This library is distributed in the hope that it will be useful, but WITHOUT |
||
15 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
||
16 | * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
||
17 | * details. |
||
18 | * |
||
19 | * You should have received a copy of the GNU Lesser General Public License |
||
20 | * along with this program. If not, see http://www.gnu.org/licenses/ |
||
21 | ******************************************************************************/ |
||
22 | |||
23 | /**************************************************************************//** |
||
24 | * \file demo_ds1307.c |
||
25 | ******************************************************************************/ |
||
26 | |||
27 | /****************************************************************************** |
||
28 | * Header file inclusions. |
||
29 | ******************************************************************************/ |
||
30 | |||
37 | jlesech | 31 | #include <deuligne/deuligne.h> |
19 | jlesech | 32 | #include <ds1307/ds1307.h> |
37 | jlesech | 33 | #include <twi/twi.h> |
19 | jlesech | 34 | #include <usart/usart0.h> |
35 | #include <useful/datetime.h> |
||
36 | |||
37 | #include <avr/io.h> |
||
38 | #include <util/delay.h> |
||
39 | |||
42 | jlesech | 40 | #include <assert.h> |
19 | jlesech | 41 | #include <stdio.h> |
24 | jlesech | 42 | #include <stdlib.h> |
19 | jlesech | 43 | #include <string.h> |
44 | |||
45 | /****************************************************************************** |
||
42 | jlesech | 46 | * Private function prototypes. |
47 | ******************************************************************************/ |
||
48 | |||
49 | /**************************************************************************//** |
||
50 | * \fn static void clock__transmit_string(const char* p_string) |
||
51 | * |
||
52 | * \brief Transmit a string through USART. |
||
53 | * |
||
54 | * \param[in] p_string String to transmit. |
||
55 | ******************************************************************************/ |
||
56 | static |
||
57 | void |
||
58 | clock__transmit_string |
||
59 | ( |
||
60 | const char* p_string |
||
61 | ); |
||
62 | |||
63 | /****************************************************************************** |
||
19 | jlesech | 64 | * Main function. |
65 | ******************************************************************************/ |
||
66 | |||
67 | /**************************************************************************//** |
||
68 | * \fn int main(void) |
||
69 | * |
||
70 | * \brief Main function. |
||
71 | * |
||
72 | * \return 0 |
||
73 | ******************************************************************************/ |
||
74 | int main(void) |
||
75 | { |
||
76 | // Initialize USART0. |
||
77 | usart0__initialize(NULL); |
||
78 | |||
37 | jlesech | 79 | // Enable transmitter. |
19 | jlesech | 80 | usart0__enable_transmitter(); |
81 | |||
37 | jlesech | 82 | // Initialize TWI. |
83 | twi__initialize(100000); |
||
84 | |||
19 | jlesech | 85 | // Initialize RTC. |
42 | jlesech | 86 | ds1307__initialize(); |
19 | jlesech | 87 | |
42 | jlesech | 88 | // Declare some variables. |
89 | datetime__time_t time = |
||
90 | { |
||
91 | .seconds = 00, |
||
92 | .minutes = 29, |
||
93 | .hours = 19, |
||
94 | .meridiem = 0 |
||
95 | }; |
||
96 | ds1307__hour_mode_t hour_mode = DS1307__HOUR_MODE__24_HOUR; |
||
19 | jlesech | 97 | |
42 | jlesech | 98 | datetime__date_t date = |
99 | { |
||
100 | .day = 3, |
||
101 | .date = 5, |
||
102 | .month = 5, |
||
103 | .year = 9 |
||
104 | }; |
||
19 | jlesech | 105 | |
42 | jlesech | 106 | // Initialize Deuligne and configure display. |
37 | jlesech | 107 | deuligne__initialize(); |
108 | deuligne__set_display(true, true, true); |
||
109 | |||
110 | // Switch on backlight. |
||
111 | deuligne__switch_on_backlight(); |
||
112 | |||
42 | jlesech | 113 | // Set time and hour mode. |
114 | //ds1307__set_time(&time, hour_mode); |
||
19 | jlesech | 115 | |
42 | jlesech | 116 | // Set date. |
117 | //ds1307__set_date(&date); |
||
19 | jlesech | 118 | |
42 | jlesech | 119 | for (;;) |
120 | { |
||
121 | // Get RTC time. |
||
122 | ds1307__get_time(&time, &hour_mode); |
||
19 | jlesech | 123 | |
42 | jlesech | 124 | // Get RTC date. |
125 | ds1307__get_date(&date); |
||
19 | jlesech | 126 | |
42 | jlesech | 127 | char str_date[] = "dd/mm/yy"; |
37 | jlesech | 128 | snprintf |
129 | ( |
||
130 | str_date, |
||
131 | strlen(str_date) + 1, |
||
132 | "%02u/%02u/%02u", |
||
133 | date.date, |
||
134 | date.month, |
||
135 | date.year |
||
136 | ); |
||
19 | jlesech | 137 | |
37 | jlesech | 138 | char str_time[] = "hh:mm:ss"; |
139 | snprintf |
||
140 | ( |
||
141 | str_time, |
||
142 | strlen(str_time) + 1, |
||
143 | "%02u:%02u:%02u", |
||
144 | time.hours, |
||
145 | time.minutes, |
||
146 | time.seconds |
||
147 | ); |
||
19 | jlesech | 148 | |
42 | jlesech | 149 | clock__transmit_string(&(str_date[0])); |
37 | jlesech | 150 | usart0__transmit_byte(' '); |
42 | jlesech | 151 | clock__transmit_string(&(str_time[0])); |
37 | jlesech | 152 | usart0__transmit_byte('\n'); |
153 | |||
154 | deuligne__set_cursor_position(DEULIGNE__DISPLAY_LINE_1, 0); |
||
155 | deuligne__write_string(str_date); |
||
156 | |||
157 | deuligne__set_cursor_position(DEULIGNE__DISPLAY_LINE_2, 0); |
||
158 | deuligne__write_string(str_time); |
||
159 | |||
42 | jlesech | 160 | _delay_ms(1000); |
161 | } |
||
19 | jlesech | 162 | |
42 | jlesech | 163 | return 0; |
19 | jlesech | 164 | } |
42 | jlesech | 165 | |
166 | /****************************************************************************** |
||
167 | * Private function definitions. |
||
168 | ******************************************************************************/ |
||
169 | |||
170 | /**************************************************************************//** |
||
171 | * \fn static void clock__transmit_string(const char* p_string) |
||
172 | * |
||
173 | * \brief Transmit a string through USART. |
||
174 | * |
||
175 | * \param[in] p_string String to transmit. |
||
176 | ******************************************************************************/ |
||
177 | static |
||
178 | void |
||
179 | clock__transmit_string |
||
180 | ( |
||
181 | const char* p_string |
||
182 | ){ |
||
183 | // Check the preconditions. |
||
184 | assert(NULL != p_string); |
||
185 | |||
186 | while (*p_string != '\0') |
||
187 | { |
||
188 | usart0__transmit_byte(*p_string); |
||
189 | p_string++; |
||
190 | } |
||
191 | } |