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<li class="navelem"><a class="el" href="dir_bc0718b08fb2015b8e59c47b2805f60c.html">libraries</a></li><li class="navelem"><a class="el" href="dir_f34881fcf60f680b800190d5274dfaea.html">RTC</a></li> </ul>
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<div class="title">DS3231RTC.cpp</div> </div>
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</div><!--header-->
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<div class="contents">
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (C) 2012 Southern Storm Software, Pty Ltd.</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * copy of this software and associated documentation files (the "Software"),</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * to deal in the Software without restriction, including without limitation</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * the rights to use, copy, modify, merge, publish, distribute, sublicense,</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * and/or sell copies of the Software, and to permit persons to whom the</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Software is furnished to do so, subject to the following conditions:</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * The above copyright notice and this permission notice shall be included</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * in all copies or substantial portions of the Software.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * DEALINGS IN THE SOFTWARE.</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * Adapted from DS3232RTC library for DS3231 RTC chip by Thijs Oppermann</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * 2014-12-07</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "DS3231RTC.h"</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "../I2C/I2CMaster.h"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#if defined(ARDUINO) && ARDUINO >= 100</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"></span><span class="preprocessor">#include <Arduino.h></span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="preprocessor">#include <WProgram.h></span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// I2C address of the RTC chip (7-bit).</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#define DS3231_I2C_ADDRESS 0x68</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// Registers.</span></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#define DS3231_SECOND 0x00</span></div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_MINUTE 0x01</span></div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_HOUR 0x02</span></div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_DAY_OF_WEEK 0x03</span></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_DATE 0x04</span></div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_MONTH 0x05</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_YEAR 0x06</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_ALARM1_SEC 0x07</span></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_ALARM1_MIN 0x08</span></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_ALARM1_HOUR 0x09</span></div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_ALARM1_DAY 0x0A</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_ALARM2_MIN 0x0B</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_ALARM2_HOUR 0x0C</span></div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_ALARM2_DAY 0x0D</span></div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_CONTROL 0x0E</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_STATUS 0x0F</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_AGING_OFFSET 0x10</span></div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_TEMP_MSB 0x11</span></div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_TEMP_LSB 0x12</span></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">// Bits in the DS3231_CONTROL register.</span></div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#define DS3231_EOSC 0x80</span></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_BBSQW 0x40</span></div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_CONV 0x20</span></div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_RS_1HZ 0x00</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_RS_1024HZ 0x08</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_RS_4096HZ 0x10</span></div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_RS_8192HZ 0x18</span></div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_INTCN 0x04</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_A2IE 0x02</span></div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_A1IE 0x01</span></div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// Bits in the DS3231_STATUS register.</span></div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor">#define DS3231_OSF 0x80</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_BB32KHZ 0x40</span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_EN32KHZ 0x08</span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_BSY 0x04</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_A2F 0x02</span></div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_A1F 0x01</span></div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// Alarms 0 and 1</span></div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#define DS3231_ALARM_0 0x07</span></div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor"></span><span class="preprocessor">#define DS3231_ALARM_1 0x0B</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a45df320cabed4ea2d5c34b437eda7e9f"> 125</a></span> <a class="code" href="classDS3231RTC.html#a45df320cabed4ea2d5c34b437eda7e9f">DS3231RTC::DS3231RTC</a>(<a class="code" href="classI2CMaster.html">I2CMaster</a> &bus, uint8_t oneHzPin)</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  : _bus(&bus)</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  , _oneHzPin(oneHzPin)</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  , prevOneHz(false)</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  , _isRealTime(true)</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  , alarmInterrupts(false) {</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">// Probe the device and configure it for our use.</span></div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_CONTROL);</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">if</span> ( _bus-><a class="code" href="classI2CMaster.html#a4e5f1a1a4c2242699be5a35fc4872fde">startRead</a>(DS3231_I2C_ADDRESS, 1) ) {</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  uint8_t value = _bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>() & DS3231_CONV;</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">if</span> ( oneHzPin != 255 ) {</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  value |= DS3231_BBSQW | DS3231_RS_1HZ;</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  }</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_CONTROL);</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(value);</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  _bus-><a class="code" href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">endWrite</a>();</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// Did not get an acknowledgement from the RTC chip.</span></div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  _isRealTime = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  }</div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">// Configure the 1 Hz square wave pin if required.</span></div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">if</span> ( ( oneHzPin != 255) && _isRealTime ) {</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  pinMode(oneHzPin, INPUT);</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  digitalWrite(oneHzPin, HIGH);</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> }</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div>
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<div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a180bea03bd68df8f696e529cd1582095"> 166</a></span> <span class="keywordtype">bool</span> <a class="code" href="classDS3231RTC.html#a180bea03bd68df8f696e529cd1582095">DS3231RTC::hasUpdates</a>() {</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="comment">// If not using a 1 Hz pin or there is no RTC chip available,</span></div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="comment">// then assume that there is an update available.</span></div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span> ( ( _oneHzPin == 255) || !_isRealTime ) {</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  }</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="comment">// The DS3231 updates the internal registers on the falling edge of the</span></div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// 1 Hz clock. The values should be ready to read on the rising edge.</span></div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordtype">bool</span> value = digitalRead(_oneHzPin);</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">if</span> ( value && !prevOneHz ) {</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  prevOneHz = value;</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  }</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  prevOneHz = value;</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> }</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="keyword">inline</span> uint8_t fromBCD(uint8_t value) {</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">return</span> (value >> 4) * 10 + (value & 0x0F);</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> }</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="keyword">inline</span> uint8_t fromHourBCD(uint8_t value) {</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">if</span> ( (value & 0x40) != 0 ) {</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment">// 12-hour mode.</span></div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  uint8_t result = ( (value >> 4) & 0x01 ) * 10 + (value & 0x0F);</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">if</span> ( (value & 0x20) != 0 ) {</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">return</span> (result == 12) ? 12 : (result + 12); <span class="comment">// PM</span></div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  }</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">return</span> (result == 12) ? 0 : result; <span class="comment">// AM</span></div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  }</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div>
|
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">else</span> {</div>
|
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="comment">// 24-hour mode.</span></div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">return</span> fromBCD(value);</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> }</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div>
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<div class="line"><a name="l00207"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a3a2c448b152c401fb598c487ef0ed288"> 207</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a3a2c448b152c401fb598c487ef0ed288">DS3231RTC::readTime</a>(<a class="code" href="structRTCTime.html">RTCTime</a>* value) {</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> ( _isRealTime ) {</div>
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|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_SECOND);</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">if</span> ( _bus-><a class="code" href="classI2CMaster.html#a4e5f1a1a4c2242699be5a35fc4872fde">startRead</a>(DS3231_I2C_ADDRESS, 3) ) {</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  value-><a class="code" href="structRTCTime.html#a87b7c02e535d808dcba04c77e34abb91">second</a> = fromBCD( _bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>() );</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  value-><a class="code" href="structRTCTime.html#acf2161ca037080dc4b767e636ad8db84">minute</a> = fromBCD( _bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>() );</div>
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|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  value-><a class="code" href="structRTCTime.html#a98ba717092ef856dd2b773ba02fcb1a4">hour</a> = fromHourBCD( _bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>() );</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  }</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="comment">// RTC chip is not responding.</span></div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  value-><a class="code" href="structRTCTime.html#a87b7c02e535d808dcba04c77e34abb91">second</a> = 0;</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  value-><a class="code" href="structRTCTime.html#acf2161ca037080dc4b767e636ad8db84">minute</a> = 0;</div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  value-><a class="code" href="structRTCTime.html#a98ba717092ef856dd2b773ba02fcb1a4">hour</a> = 0;</div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  }</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  }</div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">else</span> {</div>
|
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="classRTC.html#aaf0a5c1f32f210a49718d148620b5bec">RTC::readTime</a>(value);</div>
|
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</div>
|
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> }</div>
|
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div>
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<div class="line"><a name="l00228"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a498a1a37b78993ab52780198c5b4a9df"> 228</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a498a1a37b78993ab52780198c5b4a9df">DS3231RTC::readDate</a>(<a class="code" href="structRTCDate.html">RTCDate</a>* value) {</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">if</span> ( !_isRealTime ) {</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <a class="code" href="classRTC.html#aa1e21bf42ebd4456919744ae0f4f631e">RTC::readDate</a>(value);</div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">return</span>;</div>
|
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  }</div>
|
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_DATE);</div>
|
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span> ( _bus-><a class="code" href="classI2CMaster.html#a4e5f1a1a4c2242699be5a35fc4872fde">startRead</a>(DS3231_I2C_ADDRESS, 3) ) {</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  value-><a class="code" href="structRTCDate.html#a2d68ff3fb90240df522b41222362704c">day</a> = fromBCD( _bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>() );</div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  value-><a class="code" href="structRTCDate.html#a6e6196059b36186041a5312400ea9202">month</a> = fromBCD(_bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>() & 0x7F); <span class="comment">// Strip century bit.</span></div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  value-><a class="code" href="structRTCDate.html#a7d31822daff3c3fc947386abd897732f">year</a> = fromBCD( _bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>() ) + 2000;</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div>
|
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">// RTC chip is not responding.</span></div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  value-><a class="code" href="structRTCDate.html#a2d68ff3fb90240df522b41222362704c">day</a> = 1;</div>
|
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  value-><a class="code" href="structRTCDate.html#a6e6196059b36186041a5312400ea9202">month</a> = 1;</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  value-><a class="code" href="structRTCDate.html#a7d31822daff3c3fc947386abd897732f">year</a> = 2000;</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  }</div>
|
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> }</div>
|
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div>
|
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="keyword">inline</span> uint8_t toBCD(uint8_t value) {</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">return</span> ( (value / 10) << 4 ) + (value % 10);</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> }</div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div>
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<div class="line"><a name="l00252"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#ae9bee8f68f9e124562230175ca9d15c3"> 252</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#ae9bee8f68f9e124562230175ca9d15c3">DS3231RTC::writeTime</a>(<span class="keyword">const</span> <a class="code" href="structRTCTime.html">RTCTime</a>* value) {</div>
|
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">if</span> ( _isRealTime ) {</div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_SECOND);</div>
|
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCTime.html#a87b7c02e535d808dcba04c77e34abb91">second</a>) );</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCTime.html#acf2161ca037080dc4b767e636ad8db84">minute</a>) );</div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCTime.html#a98ba717092ef856dd2b773ba02fcb1a4">hour</a>) ); <span class="comment">// Changes mode to 24-hour clock.</span></div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  _bus-><a class="code" href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">endWrite</a>();</div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  }</div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">else</span> {</div>
|
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <a class="code" href="classRTC.html#a102e2ec15bf0273d8f7e9ce4b6dcc96e">RTC::writeTime</a>(value);</div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  }</div>
|
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> }</div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div>
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<div class="line"><a name="l00266"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a450a143514a5aa228f8ef7a23d83d036"> 266</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a450a143514a5aa228f8ef7a23d83d036">DS3231RTC::writeDate</a>(<span class="keyword">const</span> <a class="code" href="structRTCDate.html">RTCDate</a>* value) {</div>
|
|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">if</span> ( _isRealTime ) {</div>
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|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
|
|
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_DATE);</div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCDate.html#a2d68ff3fb90240df522b41222362704c">day</a>) );</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCDate.html#a6e6196059b36186041a5312400ea9202">month</a>) );</div>
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|
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCDate.html#a7d31822daff3c3fc947386abd897732f">year</a> % 100) );</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  _bus-><a class="code" href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">endWrite</a>();</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <a class="code" href="classRTC.html#ae667600d05c8e7b06a93574dd068a4d7">RTC::writeDate</a>(value);</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  }</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> }</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
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<div class="line"><a name="l00280"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#aab56929e759a49a90785729cceb72f2e"> 280</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#aab56929e759a49a90785729cceb72f2e">DS3231RTC::readAlarm</a>(uint8_t alarmNum, <a class="code" href="structRTCAlarm.html">RTCAlarm</a>* value) {</div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">if</span> ( _isRealTime ) {</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  uint8_t reg_value = readRegister(DS3231_CONTROL);</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">if</span> ( 0 == alarmNum ) {</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_ALARM_0);</div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">if</span> ( _bus-><a class="code" href="classI2CMaster.html#a4e5f1a1a4c2242699be5a35fc4872fde">startRead</a>(DS3231_I2C_ADDRESS, 4) ) {</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  alarmSecondValues(_bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>(), value);</div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  alarmMinuteValues(_bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>(), value);</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  alarmHourValues(_bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>(), value);</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  alarmDayValues(_bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>(), value);</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> &= ~0x80;</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> |= (reg_value & 0x01) << 6;</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  }</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="comment">// RTC chip is not responding.</span></div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  value-><a class="code" href="structRTCAlarm.html#a9cbc0c2bd8cee02917539af77e845fc4">day</a> = 0;</div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  value-><a class="code" href="structRTCAlarm.html#a75bdc42acd3ab3ad495680c6b6a34692">hour</a> = 0;</div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  value-><a class="code" href="structRTCAlarm.html#ad9a75ceb4b4b3474baa66dd5466e62fe">minute</a> = 0;</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  value-><a class="code" href="structRTCAlarm.html#ab749e3695ee5c5dd703aec71f72d46a1">second</a> = 0;</div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  }</div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( 1 == alarmNum ) {</div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_ALARM_1);</div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">if</span> ( _bus-><a class="code" href="classI2CMaster.html#a4e5f1a1a4c2242699be5a35fc4872fde">startRead</a>(DS3231_I2C_ADDRESS, 3) ) {</div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  value-><a class="code" href="structRTCAlarm.html#ab749e3695ee5c5dd703aec71f72d46a1">second</a> = 0;</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  alarmMinuteValues(_bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>(), value);</div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  alarmHourValues(_bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>(), value);</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  alarmDayValues(_bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>(), value);</div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> |= 0x80;</div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> |= (reg_value & 0x02) << 5;</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  }</div>
|
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="comment">// RTC chip is not responding.</span></div>
|
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  value-><a class="code" href="structRTCAlarm.html#a9cbc0c2bd8cee02917539af77e845fc4">day</a> = 0;</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  value-><a class="code" href="structRTCAlarm.html#a75bdc42acd3ab3ad495680c6b6a34692">hour</a> = 0;</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  value-><a class="code" href="structRTCAlarm.html#ad9a75ceb4b4b3474baa66dd5466e62fe">minute</a> = 0;</div>
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|
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  value-><a class="code" href="structRTCAlarm.html#ab749e3695ee5c5dd703aec71f72d46a1">second</a> = 0;</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  }</div>
|
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  }</div>
|
|
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  }</div>
|
|
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <a class="code" href="classRTC.html#ade282d7a60147c3f0269f1fcd59c8d66">RTC::readAlarm</a>(alarmNum, value);</div>
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|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> }</div>
|
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
|
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="keywordtype">void</span> DS3231RTC::alarmSecondValues(uint8_t read_value, <a class="code" href="structRTCAlarm.html">RTCAlarm</a>* value) {</div>
|
|
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  uint8_t mask_bit = (read_value & 0x80) ? 0x01 : 0x00;</div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> </div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  value-><a class="code" href="structRTCAlarm.html#ab749e3695ee5c5dd703aec71f72d46a1">second</a> = fromBCD(read_value & 0x7F);</div>
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<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> |= mask_bit;</div>
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> }</div>
|
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div>
|
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="keywordtype">void</span> DS3231RTC::alarmMinuteValues(uint8_t read_value, <a class="code" href="structRTCAlarm.html">RTCAlarm</a>* value) {</div>
|
|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  uint8_t mask_bit = (read_value & 0x80) ? 0x02 : 0x00;</div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> </div>
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<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  value-><a class="code" href="structRTCAlarm.html#ad9a75ceb4b4b3474baa66dd5466e62fe">minute</a> = fromBCD(read_value & 0x7F);</div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> |= mask_bit;</div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> }</div>
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
|
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="keywordtype">void</span> DS3231RTC::alarmHourValues(uint8_t read_value, <a class="code" href="structRTCAlarm.html">RTCAlarm</a>* value) {</div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  uint8_t mask_bit = (read_value & 0x80) ? 0x04 : 0x00;</div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  uint8_t is_ampm = read_value & 0x40;</div>
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|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div>
|
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">if</span> ( is_ampm ) {</div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  uint8_t hour = fromBCD(read_value & ~0xE0);</div>
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|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">if</span> ( read_value & 0x20 ) {</div>
|
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  hour += 12;</div>
|
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  }</div>
|
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  value-><a class="code" href="structRTCAlarm.html#a75bdc42acd3ab3ad495680c6b6a34692">hour</a> = hour;</div>
|
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  }</div>
|
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">else</span> {</div>
|
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  value-><a class="code" href="structRTCAlarm.html#a75bdc42acd3ab3ad495680c6b6a34692">hour</a> = fromBCD(read_value & ~0xC0);</div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  }</div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> |= mask_bit;</div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> }</div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> </div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="keywordtype">void</span> DS3231RTC::alarmDayValues(uint8_t read_value, <a class="code" href="structRTCAlarm.html">RTCAlarm</a>* value) {</div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  uint8_t mask_bit = (read_value & 0x80) ? 0x08 : 0x00;</div>
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|
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  uint8_t is_dow = read_value & 0x40;</div>
|
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> </div>
|
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">if</span> ( is_dow ) {</div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  value-><a class="code" href="structRTCAlarm.html#a9cbc0c2bd8cee02917539af77e845fc4">day</a> = 0;</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  value-><a class="code" href="structRTCAlarm.html#a764061bcf84755b4b9db07dead0d46b9">dow</a> = fromBCD(read_value & 0x0F);</div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> |= 0x20;</div>
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  }</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keywordflow">else</span> {</div>
|
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  value-><a class="code" href="structRTCAlarm.html#a764061bcf84755b4b9db07dead0d46b9">dow</a> = 0;</div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  value-><a class="code" href="structRTCAlarm.html#a9cbc0c2bd8cee02917539af77e845fc4">day</a> = fromBCD(read_value & 0x3F);</div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> &= ~0x20;</div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  }</div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> |= mask_bit;</div>
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<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> }</div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div>
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<div class="line"><a name="l00374"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a1ed8945018024816600f709c6eb0c749"> 374</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a1ed8945018024816600f709c6eb0c749">DS3231RTC::writeAlarm</a>(uint8_t alarmNum, <span class="keyword">const</span> <a class="code" href="structRTCAlarm.html">RTCAlarm</a>* value) {</div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <a class="code" href="classDS3231RTC.html#adb8b36354f00ea0a862cce6b1805d4c0">setAlarm</a>(alarmNum, value);</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> }</div>
|
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div>
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="keywordtype">void</span> DS3231RTC::clearAlarm(uint8_t alarmNum) {</div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">if</span> ( 0 == alarmNum ) {</div>
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<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_ALARM_0);</div>
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<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(0);</div>
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<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(0);</div>
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<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(0);</div>
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(0x41);</div>
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|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  _bus-><a class="code" href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">endWrite</a>();</div>
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<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  }</div>
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<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( 1 == alarmNum ) {</div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
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|
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_ALARM_1);</div>
|
|
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(0);</div>
|
|
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(0);</div>
|
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(0x41);</div>
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|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  _bus-><a class="code" href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">endWrite</a>();</div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  }</div>
|
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> }</div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> </div>
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<div class="line"><a name="l00408"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#adb8b36354f00ea0a862cce6b1805d4c0"> 408</a></span> <span class="keywordtype">bool</span> <a class="code" href="classDS3231RTC.html#adb8b36354f00ea0a862cce6b1805d4c0">DS3231RTC::setAlarm</a>(uint8_t alarmNum, <span class="keyword">const</span> <a class="code" href="structRTCAlarm.html">RTCAlarm</a>* value) {</div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordflow">if</span> ( _isRealTime ) {</div>
|
|
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  uint8_t alarm_mask_bits = value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a>;</div>
|
|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> </div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">if</span> ( 0 == alarmNum ) {</div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordflow">if</span> ( alarm_mask_bits & 0x80 ) {</div>
|
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  }</div>
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> </div>
|
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
|
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<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_ALARM_0);</div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCAlarm.html#ab749e3695ee5c5dd703aec71f72d46a1">second</a>) | ( ( alarm_mask_bits & 0x01 ) << 7 ) );</div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCAlarm.html#ad9a75ceb4b4b3474baa66dd5466e62fe">minute</a>) | ( ( alarm_mask_bits & 0x02 ) << 6 ) );</div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="comment">// only support writing 24h</span></div>
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|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCAlarm.html#a75bdc42acd3ab3ad495680c6b6a34692">hour</a>) | ( ( alarm_mask_bits & 0x04 ) << 5 ) );</div>
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<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( getAlarmDayValue(value) );</div>
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|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  _bus-><a class="code" href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">endWrite</a>();</div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keywordflow">if</span> ( value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> & 0x40 ) {</div>
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<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <a class="code" href="classDS3231RTC.html#ad0a0614c48d4f809fee6017cd7350372">enableAlarm</a>(alarmNum);</div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  }</div>
|
|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  }</div>
|
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( 1 == alarmNum ) {</div>
|
|
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">if</span> ( !(alarm_mask_bits & 0x80) ) {</div>
|
|
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  }</div>
|
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<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div>
|
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<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
|
|
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(DS3231_ALARM_1);</div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCAlarm.html#ad9a75ceb4b4b3474baa66dd5466e62fe">minute</a>) | ( ( alarm_mask_bits & 0x02 ) << 6 ) );</div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="comment">// only support writing 24h</span></div>
|
|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( toBCD(value-><a class="code" href="structRTCAlarm.html#a75bdc42acd3ab3ad495680c6b6a34692">hour</a>) | ( ( alarm_mask_bits & 0x04 ) << 5 ) );</div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>( getAlarmDayValue(value) );</div>
|
|
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  _bus-><a class="code" href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">endWrite</a>();</div>
|
|
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keywordflow">if</span> ( value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a> & 0x40 ) {</div>
|
|
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <a class="code" href="classDS3231RTC.html#ad0a0614c48d4f809fee6017cd7350372">enableAlarm</a>(alarmNum);</div>
|
|
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  }</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  }</div>
|
|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  }</div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <a class="code" href="classRTC.html#a0e96c91efd9e7a6340effdae3eadf17e">RTC::writeAlarm</a>(alarmNum, value);</div>
|
|
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  }</div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> </div>
|
|
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span> }</div>
|
|
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span> </div>
|
|
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> uint8_t DS3231RTC::getAlarmDayValue(<span class="keyword">const</span> <a class="code" href="structRTCAlarm.html">RTCAlarm</a>* value) {</div>
|
|
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  uint8_t alarm_mask_bits = value-><a class="code" href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">flags</a>;</div>
|
|
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  uint8_t day_value_mask = ( alarm_mask_bits & 0x08 ) << 4;</div>
|
|
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> </div>
|
|
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keywordflow">if</span> ( alarm_mask_bits & 0x20 ) {</div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="comment">// day of week</span></div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  day_value_mask |= 0x40;</div>
|
|
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">return</span> (toBCD(value-><a class="code" href="structRTCAlarm.html#a764061bcf84755b4b9db07dead0d46b9">dow</a>) | day_value_mask);</div>
|
|
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  }</div>
|
|
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="comment">// date</span></div>
|
|
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  day_value_mask &= ~0x40;</div>
|
|
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordflow">return</span> (toBCD(value-><a class="code" href="structRTCAlarm.html#a9cbc0c2bd8cee02917539af77e845fc4">day</a>) | day_value_mask);</div>
|
|
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  }</div>
|
|
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> }</div>
|
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<div class="line"><a name="l00469"></a><span class="lineno"> 469</span> </div>
|
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<div class="line"><a name="l00470"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#ad1dcb7897fd14ae745720a19fbe71e37"> 470</a></span> <span class="keywordtype">int</span> <a class="code" href="classDS3231RTC.html#ad1dcb7897fd14ae745720a19fbe71e37">DS3231RTC::readTemperature</a>() {</div>
|
|
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">if</span> ( _isRealTime ) {</div>
|
|
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keywordflow">return</span> ( ( (<span class="keywordtype">int</span>)(<span class="keywordtype">signed</span> <span class="keywordtype">char</span>)readRegister(DS3231_TEMP_MSB) ) << 2 ) |</div>
|
|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  (readRegister(DS3231_TEMP_LSB) >> 6);</div>
|
|
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  }</div>
|
|
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keywordflow">return</span> <a class="code" href="classRTC.html#a9ed5480b362a83f1f45c4d3bcf7c3bf8">NO_TEMPERATURE</a>;</div>
|
|
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  }</div>
|
|
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> }</div>
|
|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span> </div>
|
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<div class="line"><a name="l00494"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a0e9509219b2c7259accd68a55aaa5faf"> 494</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a0e9509219b2c7259accd68a55aaa5faf">DS3231RTC::enableAlarmInterrupts</a>() {</div>
|
|
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordflow">if</span> ( ( _oneHzPin == 255) && _isRealTime ) {</div>
|
|
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  uint8_t value = readRegister(DS3231_CONTROL);</div>
|
|
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  value |= DS3231_INTCN;</div>
|
|
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  writeRegister(DS3231_CONTROL, value);</div>
|
|
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  alarmInterrupts = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  }</div>
|
|
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> }</div>
|
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<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> </div>
|
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<div class="line"><a name="l00508"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a245a56a9396ef49a4e089d743c759cdb"> 508</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a245a56a9396ef49a4e089d743c759cdb">DS3231RTC::disableAlarmInterrupts</a>() {</div>
|
|
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keywordflow">if</span> ( alarmInterrupts ) {</div>
|
|
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  uint8_t value = readRegister(DS3231_CONTROL);</div>
|
|
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  value &= ~(DS3231_INTCN | DS3231_A2IE | DS3231_A1IE);</div>
|
|
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  writeRegister(DS3231_CONTROL, value);</div>
|
|
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  alarmInterrupts = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  }</div>
|
|
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> }</div>
|
|
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> </div>
|
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<div class="line"><a name="l00530"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a6a5b3717ff65528de566c021eb821b94"> 530</a></span> <span class="keywordtype">int</span> <a class="code" href="classDS3231RTC.html#a6a5b3717ff65528de566c021eb821b94">DS3231RTC::firedAlarm</a>() {</div>
|
|
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordflow">if</span> ( !_isRealTime ) {</div>
|
|
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keywordflow">return</span> -1;</div>
|
|
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  }</div>
|
|
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  uint8_t value = readRegister(DS3231_STATUS);</div>
|
|
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keywordtype">int</span> alarm;</div>
|
|
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keywordflow">if</span> ( value & DS3231_A1F ) {</div>
|
|
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">if</span> ( value & DS3231_A2F ) {</div>
|
|
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  alarm = 2;</div>
|
|
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div>
|
|
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  alarm = 0;</div>
|
|
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  }</div>
|
|
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  }</div>
|
|
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( value & DS3231_A2F ) {</div>
|
|
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  alarm = 1;</div>
|
|
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  }</div>
|
|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  alarm = -1;</div>
|
|
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  }</div>
|
|
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keywordflow">if</span> ( alarm != -1 ) {</div>
|
|
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  value &= ~(DS3231_A1F | DS3231_A2F);</div>
|
|
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  writeRegister(DS3231_STATUS, value);</div>
|
|
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  }</div>
|
|
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <span class="keywordflow">return</span> alarm;</div>
|
|
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span> }</div>
|
|
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span> </div>
|
|
<div class="line"><a name="l00562"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a032cf784eb82ccf6ff0a9745b47ac86b"> 562</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a032cf784eb82ccf6ff0a9745b47ac86b">DS3231RTC::enable32kHzOutput</a>() {</div>
|
|
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="keywordflow">if</span> ( _isRealTime ) {</div>
|
|
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  uint8_t value = readRegister(DS3231_STATUS);</div>
|
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<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  value |= DS3231_BB32KHZ | DS3231_EN32KHZ;</div>
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<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  writeRegister(DS3231_STATUS, value);</div>
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<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  }</div>
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<div class="line"><a name="l00568"></a><span class="lineno"> 568</span> }</div>
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<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> </div>
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<div class="line"><a name="l00575"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a7c9c197c6f27c26e0cb9c5ddc95633c8"> 575</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a7c9c197c6f27c26e0cb9c5ddc95633c8">DS3231RTC::disable32kHzOutput</a>() {</div>
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<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">if</span> ( _isRealTime ) {</div>
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<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  uint8_t value = readRegister(DS3231_STATUS);</div>
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<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  value &= ~(DS3231_BB32KHZ | DS3231_EN32KHZ);</div>
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<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  writeRegister(DS3231_STATUS, value);</div>
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<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  }</div>
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<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> }</div>
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<div class="line"><a name="l00582"></a><span class="lineno"> 582</span> </div>
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<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> uint8_t DS3231RTC::readRegister(uint8_t reg) {</div>
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<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
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<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(reg);</div>
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<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keywordflow">if</span> ( !_bus-><a class="code" href="classI2CMaster.html#a4e5f1a1a4c2242699be5a35fc4872fde">startRead</a>(DS3231_I2C_ADDRESS, 1) ) {</div>
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<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  <span class="keywordflow">return</span> 0; <span class="comment">// RTC chip is not responding.</span></div>
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<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  }</div>
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<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keywordflow">return</span> _bus-><a class="code" href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">read</a>();</div>
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<div class="line"><a name="l00590"></a><span class="lineno"> 590</span> }</div>
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<div class="line"><a name="l00591"></a><span class="lineno"> 591</span> </div>
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<div class="line"><a name="l00592"></a><span class="lineno"> 592</span> <span class="keywordtype">bool</span> DS3231RTC::writeRegister(uint8_t reg, uint8_t value) {</div>
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<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  _bus-><a class="code" href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">startWrite</a>(DS3231_I2C_ADDRESS);</div>
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<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(reg);</div>
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<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  _bus-><a class="code" href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">write</a>(value);</div>
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<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keywordflow">return</span> _bus-><a class="code" href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">endWrite</a>();</div>
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<div class="line"><a name="l00597"></a><span class="lineno"> 597</span> }</div>
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<div class="line"><a name="l00598"></a><span class="lineno"> 598</span> </div>
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<div class="line"><a name="l00606"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#ad0a0614c48d4f809fee6017cd7350372"> 606</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#ad0a0614c48d4f809fee6017cd7350372">DS3231RTC::enableAlarm</a>(uint8_t alarmNum) {</div>
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<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  uint8_t value = readRegister(DS3231_CONTROL);</div>
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<div class="line"><a name="l00608"></a><span class="lineno"> 608</span> </div>
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<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <span class="keywordflow">if</span> ( 0 == alarmNum ) {</div>
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<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  value |= DS3231_A1IE;</div>
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<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  }</div>
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<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( 1 == alarmNum ) {</div>
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<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  value |= DS3231_A2IE;</div>
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<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  }</div>
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<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  writeRegister(DS3231_CONTROL, value);</div>
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<div class="line"><a name="l00616"></a><span class="lineno"> 616</span> }</div>
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<div class="line"><a name="l00617"></a><span class="lineno"> 617</span> </div>
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<div class="line"><a name="l00625"></a><span class="lineno"><a class="line" href="classDS3231RTC.html#a21e2667c53d30aa425043ec08a117c47"> 625</a></span> <span class="keywordtype">void</span> <a class="code" href="classDS3231RTC.html#a21e2667c53d30aa425043ec08a117c47">DS3231RTC::disableAlarm</a>(uint8_t alarmNum) {</div>
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<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  uint8_t value = readRegister(DS3231_CONTROL);</div>
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<div class="line"><a name="l00627"></a><span class="lineno"> 627</span> </div>
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<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  clearAlarm(alarmNum);</div>
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<div class="line"><a name="l00629"></a><span class="lineno"> 629</span> </div>
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<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="keywordflow">if</span> ( 0 == alarmNum ) {</div>
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<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  value &= ~DS3231_A1IE;</div>
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<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  }</div>
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<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( 1 == alarmNum ) {</div>
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<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  value &= ~DS3231_A2IE;</div>
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<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  }</div>
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<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  writeRegister(DS3231_CONTROL, value);</div>
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<div class="line"><a name="l00637"></a><span class="lineno"> 637</span> }</div>
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<div class="ttc" id="structRTCDate_html_a6e6196059b36186041a5312400ea9202"><div class="ttname"><a href="structRTCDate.html#a6e6196059b36186041a5312400ea9202">RTCDate::month</a></div><div class="ttdeci">uint8_t month</div><div class="ttdoc">Month of the year (1-12) </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00038">RTC.h:38</a></div></div>
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<div class="ttc" id="classRTC_html_a102e2ec15bf0273d8f7e9ce4b6dcc96e"><div class="ttname"><a href="classRTC.html#a102e2ec15bf0273d8f7e9ce4b6dcc96e">RTC::writeTime</a></div><div class="ttdeci">virtual void writeTime(const RTCTime *value)</div><div class="ttdoc">Updates the time in the realtime clock to match value. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8cpp_source.html#l00179">RTC.cpp:179</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a032cf784eb82ccf6ff0a9745b47ac86b"><div class="ttname"><a href="classDS3231RTC.html#a032cf784eb82ccf6ff0a9745b47ac86b">DS3231RTC::enable32kHzOutput</a></div><div class="ttdeci">void enable32kHzOutput()</div><div class="ttdoc">Enables the 32 kHz output on the DS3231 chip. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00562">DS3231RTC.cpp:562</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a245a56a9396ef49a4e089d743c759cdb"><div class="ttname"><a href="classDS3231RTC.html#a245a56a9396ef49a4e089d743c759cdb">DS3231RTC::disableAlarmInterrupts</a></div><div class="ttdeci">void disableAlarmInterrupts()</div><div class="ttdoc">Disables the generation of interrupts for alarms 0 and 1. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00508">DS3231RTC.cpp:508</a></div></div>
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<div class="ttc" id="structRTCTime_html_acf2161ca037080dc4b767e636ad8db84"><div class="ttname"><a href="structRTCTime.html#acf2161ca037080dc4b767e636ad8db84">RTCTime::minute</a></div><div class="ttdeci">uint8_t minute</div><div class="ttdoc">Minute within the hour (0-59) </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00031">RTC.h:31</a></div></div>
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<div class="ttc" id="classRTC_html_ade282d7a60147c3f0269f1fcd59c8d66"><div class="ttname"><a href="classRTC.html#ade282d7a60147c3f0269f1fcd59c8d66">RTC::readAlarm</a></div><div class="ttdeci">virtual void readAlarm(uint8_t alarmNum, RTCAlarm *value)</div><div class="ttdoc">Reads the details of the alarm with index alarmNum into value. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8cpp_source.html#l00209">RTC.cpp:209</a></div></div>
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<div class="ttc" id="classRTC_html_aa1e21bf42ebd4456919744ae0f4f631e"><div class="ttname"><a href="classRTC.html#aa1e21bf42ebd4456919744ae0f4f631e">RTC::readDate</a></div><div class="ttdeci">virtual void readDate(RTCDate *value)</div><div class="ttdoc">Reads the current date from the realtime clock into value. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8cpp_source.html#l00169">RTC.cpp:169</a></div></div>
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<div class="ttc" id="structRTCAlarm_html_a9cbc0c2bd8cee02917539af77e845fc4"><div class="ttname"><a href="structRTCAlarm.html#a9cbc0c2bd8cee02917539af77e845fc4">RTCAlarm::day</a></div><div class="ttdeci">uint8_t day</div><div class="ttdoc">Day of the month for the alarm if not zero. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00044">RTC.h:44</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a498a1a37b78993ab52780198c5b4a9df"><div class="ttname"><a href="classDS3231RTC.html#a498a1a37b78993ab52780198c5b4a9df">DS3231RTC::readDate</a></div><div class="ttdeci">void readDate(RTCDate *value)</div><div class="ttdoc">Reads the current date from the realtime clock into value. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00228">DS3231RTC.cpp:228</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_ad1dcb7897fd14ae745720a19fbe71e37"><div class="ttname"><a href="classDS3231RTC.html#ad1dcb7897fd14ae745720a19fbe71e37">DS3231RTC::readTemperature</a></div><div class="ttdeci">int readTemperature()</div><div class="ttdoc">Reads the value of the temperature sensor and returns the temperature in quarters of a degree celcius...</div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00470">DS3231RTC.cpp:470</a></div></div>
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<div class="ttc" id="classI2CMaster_html_a0bf6b84cb1e2b3a37a4a0260d0b6f960"><div class="ttname"><a href="classI2CMaster.html#a0bf6b84cb1e2b3a37a4a0260d0b6f960">I2CMaster::write</a></div><div class="ttdeci">virtual void write(uint8_t value)=0</div><div class="ttdoc">Writes a single byte value on the I2C bus. </div></div>
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<div class="ttc" id="classRTC_html_a0e96c91efd9e7a6340effdae3eadf17e"><div class="ttname"><a href="classRTC.html#a0e96c91efd9e7a6340effdae3eadf17e">RTC::writeAlarm</a></div><div class="ttdeci">virtual void writeAlarm(uint8_t alarmNum, const RTCAlarm *value)</div><div class="ttdoc">Updates the details of the alarm with index alarmNum from value. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8cpp_source.html#l00224">RTC.cpp:224</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a0e9509219b2c7259accd68a55aaa5faf"><div class="ttname"><a href="classDS3231RTC.html#a0e9509219b2c7259accd68a55aaa5faf">DS3231RTC::enableAlarmInterrupts</a></div><div class="ttdeci">void enableAlarmInterrupts()</div><div class="ttdoc">Enables the generation of interrupts for alarms 0 and 1. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00494">DS3231RTC.cpp:494</a></div></div>
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<div class="ttc" id="classRTC_html_ae667600d05c8e7b06a93574dd068a4d7"><div class="ttname"><a href="classRTC.html#ae667600d05c8e7b06a93574dd068a4d7">RTC::writeDate</a></div><div class="ttdeci">virtual void writeDate(const RTCDate *value)</div><div class="ttdoc">Updates the date in the realtime clock to match value. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8cpp_source.html#l00194">RTC.cpp:194</a></div></div>
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<div class="ttc" id="classI2CMaster_html_a4e5f1a1a4c2242699be5a35fc4872fde"><div class="ttname"><a href="classI2CMaster.html#a4e5f1a1a4c2242699be5a35fc4872fde">I2CMaster::startRead</a></div><div class="ttdeci">virtual bool startRead(unsigned int address, unsigned int count)=0</div><div class="ttdoc">Starts a read operation for count bytes by sending the start condition and the I2C control byte...</div></div>
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<div class="ttc" id="structRTCAlarm_html_a75bdc42acd3ab3ad495680c6b6a34692"><div class="ttname"><a href="structRTCAlarm.html#a75bdc42acd3ab3ad495680c6b6a34692">RTCAlarm::hour</a></div><div class="ttdeci">uint8_t hour</div><div class="ttdoc">Hour of the day for the alarm (0-23). </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00046">RTC.h:46</a></div></div>
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<div class="ttc" id="classRTC_html_a9ed5480b362a83f1f45c4d3bcf7c3bf8"><div class="ttname"><a href="classRTC.html#a9ed5480b362a83f1f45c4d3bcf7c3bf8">RTC::NO_TEMPERATURE</a></div><div class="ttdeci">static const int NO_TEMPERATURE</div><div class="ttdoc">Value that is returned from readTemperature() if the realtime clock chip cannot determine the tempera...</div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00086">RTC.h:86</a></div></div>
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<div class="ttc" id="structRTCAlarm_html_a0f2ef7363cb60a26642d5295b77ca19e"><div class="ttname"><a href="structRTCAlarm.html#a0f2ef7363cb60a26642d5295b77ca19e">RTCAlarm::flags</a></div><div class="ttdeci">uint8_t flags</div><div class="ttdoc">Additional flags for the alarm. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00049">RTC.h:49</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_ad0a0614c48d4f809fee6017cd7350372"><div class="ttname"><a href="classDS3231RTC.html#ad0a0614c48d4f809fee6017cd7350372">DS3231RTC::enableAlarm</a></div><div class="ttdeci">void enableAlarm(uint8_t alarmNum)</div><div class="ttdoc">Enables a specific alarm. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00606">DS3231RTC.cpp:606</a></div></div>
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<div class="ttc" id="structRTCAlarm_html_a764061bcf84755b4b9db07dead0d46b9"><div class="ttname"><a href="structRTCAlarm.html#a764061bcf84755b4b9db07dead0d46b9">RTCAlarm::dow</a></div><div class="ttdeci">uint8_t dow</div><div class="ttdoc">Day of the week for the alarm if not zero. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00045">RTC.h:45</a></div></div>
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<div class="ttc" id="structRTCDate_html"><div class="ttname"><a href="structRTCDate.html">RTCDate</a></div><div class="ttdoc">Stores date information from a realtime clock chip. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00035">RTC.h:35</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_aab56929e759a49a90785729cceb72f2e"><div class="ttname"><a href="classDS3231RTC.html#aab56929e759a49a90785729cceb72f2e">DS3231RTC::readAlarm</a></div><div class="ttdeci">void readAlarm(uint8_t alarmNum, RTCAlarm *value)</div><div class="ttdoc">Reads the details of the alarm with index alarmNum into value. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00280">DS3231RTC.cpp:280</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a45df320cabed4ea2d5c34b437eda7e9f"><div class="ttname"><a href="classDS3231RTC.html#a45df320cabed4ea2d5c34b437eda7e9f">DS3231RTC::DS3231RTC</a></div><div class="ttdeci">DS3231RTC(I2CMaster &bus, uint8_t oneHzPin=255)</div><div class="ttdoc">Attaches to a realtime clock slave device on bus. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00125">DS3231RTC.cpp:125</a></div></div>
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<div class="ttc" id="classI2CMaster_html_a01960fc821cb25e4c88c26d2c6107e35"><div class="ttname"><a href="classI2CMaster.html#a01960fc821cb25e4c88c26d2c6107e35">I2CMaster::startWrite</a></div><div class="ttdeci">virtual void startWrite(unsigned int address)</div><div class="ttdoc">Starts a write operation by sending a start condition and the I2C control byte. </div></div>
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<div class="ttc" id="classDS3231RTC_html_a21e2667c53d30aa425043ec08a117c47"><div class="ttname"><a href="classDS3231RTC.html#a21e2667c53d30aa425043ec08a117c47">DS3231RTC::disableAlarm</a></div><div class="ttdeci">void disableAlarm(uint8_t alarmNum)</div><div class="ttdoc">Disables a specific alarm. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00625">DS3231RTC.cpp:625</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_adb8b36354f00ea0a862cce6b1805d4c0"><div class="ttname"><a href="classDS3231RTC.html#adb8b36354f00ea0a862cce6b1805d4c0">DS3231RTC::setAlarm</a></div><div class="ttdeci">bool setAlarm(uint8_t alarmNum, const RTCAlarm *value)</div><div class="ttdoc">Sets the alarm with index alarmNum from value. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00408">DS3231RTC.cpp:408</a></div></div>
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<div class="ttc" id="classI2CMaster_html_ab29f63551ddeb032a91505d1c0b8ac41"><div class="ttname"><a href="classI2CMaster.html#ab29f63551ddeb032a91505d1c0b8ac41">I2CMaster::endWrite</a></div><div class="ttdeci">virtual bool endWrite()=0</div><div class="ttdoc">Ends the current write operation. </div></div>
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<div class="ttc" id="structRTCDate_html_a7d31822daff3c3fc947386abd897732f"><div class="ttname"><a href="structRTCDate.html#a7d31822daff3c3fc947386abd897732f">RTCDate::year</a></div><div class="ttdeci">unsigned int year</div><div class="ttdoc">Year (4-digit) </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00037">RTC.h:37</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a450a143514a5aa228f8ef7a23d83d036"><div class="ttname"><a href="classDS3231RTC.html#a450a143514a5aa228f8ef7a23d83d036">DS3231RTC::writeDate</a></div><div class="ttdeci">void writeDate(const RTCDate *value)</div><div class="ttdoc">Updates the date in the realtime clock to match value. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00266">DS3231RTC.cpp:266</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a1ed8945018024816600f709c6eb0c749"><div class="ttname"><a href="classDS3231RTC.html#a1ed8945018024816600f709c6eb0c749">DS3231RTC::writeAlarm</a></div><div class="ttdeci">void writeAlarm(uint8_t alarmNum, const RTCAlarm *value)</div><div class="ttdoc">Updates the details of the alarm with index alarmNum from value. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00374">DS3231RTC.cpp:374</a></div></div>
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<div class="ttc" id="structRTCAlarm_html_ad9a75ceb4b4b3474baa66dd5466e62fe"><div class="ttname"><a href="structRTCAlarm.html#ad9a75ceb4b4b3474baa66dd5466e62fe">RTCAlarm::minute</a></div><div class="ttdeci">uint8_t minute</div><div class="ttdoc">Minute of the hour for the alarm (0-59). </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00047">RTC.h:47</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a7c9c197c6f27c26e0cb9c5ddc95633c8"><div class="ttname"><a href="classDS3231RTC.html#a7c9c197c6f27c26e0cb9c5ddc95633c8">DS3231RTC::disable32kHzOutput</a></div><div class="ttdeci">void disable32kHzOutput()</div><div class="ttdoc">Disables the 32 kHz output on the DS3231 chip. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00575">DS3231RTC.cpp:575</a></div></div>
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<div class="ttc" id="structRTCAlarm_html_ab749e3695ee5c5dd703aec71f72d46a1"><div class="ttname"><a href="structRTCAlarm.html#ab749e3695ee5c5dd703aec71f72d46a1">RTCAlarm::second</a></div><div class="ttdeci">uint8_t second</div><div class="ttdoc">Second of the minute for the alarm (0-59). </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00048">RTC.h:48</a></div></div>
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<div class="ttc" id="structRTCTime_html"><div class="ttname"><a href="structRTCTime.html">RTCTime</a></div><div class="ttdoc">Stores time information from a realtime clock chip. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00028">RTC.h:28</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_ae9bee8f68f9e124562230175ca9d15c3"><div class="ttname"><a href="classDS3231RTC.html#ae9bee8f68f9e124562230175ca9d15c3">DS3231RTC::writeTime</a></div><div class="ttdeci">void writeTime(const RTCTime *value)</div><div class="ttdoc">Updates the time in the realtime clock to match value. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00252">DS3231RTC.cpp:252</a></div></div>
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<div class="ttc" id="classI2CMaster_html"><div class="ttname"><a href="classI2CMaster.html">I2CMaster</a></div><div class="ttdoc">Abstract base class for I2C master implementations. </div><div class="ttdef"><b>Definition:</b> <a href="I2CMaster_8h_source.html#l00028">I2CMaster.h:28</a></div></div>
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<div class="ttc" id="structRTCAlarm_html"><div class="ttname"><a href="structRTCAlarm.html">RTCAlarm</a></div><div class="ttdoc">Stores alarm information from a realtime clock chip. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00042">RTC.h:42</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a180bea03bd68df8f696e529cd1582095"><div class="ttname"><a href="classDS3231RTC.html#a180bea03bd68df8f696e529cd1582095">DS3231RTC::hasUpdates</a></div><div class="ttdeci">bool hasUpdates()</div><div class="ttdoc">Returns true if there are updates. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00166">DS3231RTC.cpp:166</a></div></div>
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<div class="ttc" id="classI2CMaster_html_a49eeebb57f6bc06de39973fe836369cd"><div class="ttname"><a href="classI2CMaster.html#a49eeebb57f6bc06de39973fe836369cd">I2CMaster::read</a></div><div class="ttdeci">virtual uint8_t read()=0</div><div class="ttdoc">Reads a single byte from the I2C bus. </div></div>
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<div class="ttc" id="structRTCTime_html_a98ba717092ef856dd2b773ba02fcb1a4"><div class="ttname"><a href="structRTCTime.html#a98ba717092ef856dd2b773ba02fcb1a4">RTCTime::hour</a></div><div class="ttdeci">uint8_t hour</div><div class="ttdoc">Hour of the day (0-23) </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00030">RTC.h:30</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a3a2c448b152c401fb598c487ef0ed288"><div class="ttname"><a href="classDS3231RTC.html#a3a2c448b152c401fb598c487ef0ed288">DS3231RTC::readTime</a></div><div class="ttdeci">void readTime(RTCTime *value)</div><div class="ttdoc">Reads the current time from the realtime clock into value. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00207">DS3231RTC.cpp:207</a></div></div>
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<div class="ttc" id="structRTCDate_html_a2d68ff3fb90240df522b41222362704c"><div class="ttname"><a href="structRTCDate.html#a2d68ff3fb90240df522b41222362704c">RTCDate::day</a></div><div class="ttdeci">uint8_t day</div><div class="ttdoc">Day of the month (1-31) </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00039">RTC.h:39</a></div></div>
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<div class="ttc" id="structRTCTime_html_a87b7c02e535d808dcba04c77e34abb91"><div class="ttname"><a href="structRTCTime.html#a87b7c02e535d808dcba04c77e34abb91">RTCTime::second</a></div><div class="ttdeci">uint8_t second</div><div class="ttdoc">Second within the minute (0-59) </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8h_source.html#l00032">RTC.h:32</a></div></div>
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<div class="ttc" id="classDS3231RTC_html_a6a5b3717ff65528de566c021eb821b94"><div class="ttname"><a href="classDS3231RTC.html#a6a5b3717ff65528de566c021eb821b94">DS3231RTC::firedAlarm</a></div><div class="ttdeci">int firedAlarm()</div><div class="ttdoc">Determines which of alarms 0 or 1 have fired since the last call. </div><div class="ttdef"><b>Definition:</b> <a href="DS3231RTC_8cpp_source.html#l00530">DS3231RTC.cpp:530</a></div></div>
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<div class="ttc" id="classRTC_html_aaf0a5c1f32f210a49718d148620b5bec"><div class="ttname"><a href="classRTC.html#aaf0a5c1f32f210a49718d148620b5bec">RTC::readTime</a></div><div class="ttdeci">virtual void readTime(RTCTime *value)</div><div class="ttdoc">Reads the current time from the realtime clock into value. </div><div class="ttdef"><b>Definition:</b> <a href="RTC_8cpp_source.html#l00144">RTC.cpp:144</a></div></div>
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