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<li class="navelem"><a class="el" href="dir_7d600478d4be1ed73c651a71d29ab217.html">bsp_Device</a></li><li class="navelem"><a class="el" href="dir_1173d1fc54217fd2f2a5aace008eb0a4.html">bsp_SPI</a></li> </ul>
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<div class="headertitle"><div class="title">bsp_MAX6675.cpp</div></div>
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<a href="bsp___m_a_x6675_8cpp.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*----------------------------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> #</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> # Copyright (c) 2022 Yuankang Liang(XerolySkinner)</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> #</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> # 本软件按原样提供,无任何明示或暗示</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> # 在任何情况下,作者都不承担任何损害赔偿责任</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> #</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> # 使用的许可声明:</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> # 1. 不得歪曲本软件的来源,你不能声称你编写了原始软件.</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> # 2. 免费授予以任何目的,前提是版权声明出现在所有副本中.</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> # 并且版权声明和许可声明同时出现.</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> # 3. 你有使用,复制,修改,分发,和销售本软件的许可.</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> # 4. 如果你在产品中使用,产品文档中的声明是赞赏的但不是必须的.</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> # 5. 本通知不得从任何来源删除或更改.</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> #</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> # Yuankang Liang(XerolySkinner)</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> # E-mail:zabbcccbbaz@163.com</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment"> # QQ:2715099320</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="comment"> # Mobile Phone:13005636215</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="comment"> #</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="comment"> # All rights reserved.</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="comment"> */</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="comment">//----------------------------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="comment">// 头文件</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="comment">// </span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="preprocessor">#include &quot;<a class="code" href="bsp___m_a_x6675_8h.html">bsp_MAX6675.h</a>&quot;</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="comment">//----------------------------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="comment">// 构造函数</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="comment">// </span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="classbsp___m_a_x6675.html#ae241abb7c21d7bf551543046a92e6025"> 49</a></span><span class="comment"></span><a class="code hl_function" href="classbsp___m_a_x6675.html#ae241abb7c21d7bf551543046a92e6025">bsp_MAX6675::bsp_MAX6675</a>(</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> SPI_HandleTypeDef *hspi,</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> GPIO_TypeDef* GPIOx_CS, uint16_t GPIO_Pin_CS</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> ) {</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <a class="code hl_variable" href="classbsp___m_a_x6675.html#a6b4e52e8861a88b7201c1bb5e70aa40a">bsp_MAX6675::hspi</a>=<a class="code hl_variable" href="classbsp___m_a_x6675.html#a6b4e52e8861a88b7201c1bb5e70aa40a">hspi</a>;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <a class="code hl_variable" href="classbsp___m_a_x6675.html#a546cf5ce462d8bee441b66ca7e6c270a">bsp_MAX6675::GPIOx_CS</a> = <a class="code hl_variable" href="classbsp___m_a_x6675.html#a546cf5ce462d8bee441b66ca7e6c270a">GPIOx_CS</a>;</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <a class="code hl_variable" href="classbsp___m_a_x6675.html#a925d408718c644d56e5ffebd25150c4f">bsp_MAX6675::GPIO_Pin_CS</a> = <a class="code hl_variable" href="classbsp___m_a_x6675.html#a925d408718c644d56e5ffebd25150c4f">GPIO_Pin_CS</a>;}</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span><span class="comment">//----------------------------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="comment">// 内含函数</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span><span class="comment">// </span></div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="classbsp___m_a_x6675.html#aaf35defa67c560c795005ba8ee61324c"> 64</a></span><span class="comment"></span><span class="keywordtype">float</span> <a class="code hl_function" href="classbsp___m_a_x6675.html#aaf35defa67c560c795005ba8ee61324c">bsp_MAX6675::ReadTemperature</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <a class="code hl_typedef" href="varint_8h.html#ace9d960e74685e2cd84b36132dbbf8aa">u16</a> tmps = 0;</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <a class="code hl_typedef" href="varint_8h.html#a92c50087ca0e64fa93fc59402c55f8ca">u8</a> txdata[2] = { 0xFF,0xFF };</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> HAL_GPIO_WritePin(<a class="code hl_variable" href="classbsp___m_a_x6675.html#a546cf5ce462d8bee441b66ca7e6c270a">GPIOx_CS</a>, <a class="code hl_variable" href="classbsp___m_a_x6675.html#a925d408718c644d56e5ffebd25150c4f">GPIO_Pin_CS</a>, GPIO_PIN_RESET);</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> HAL_SPI_TransmitReceive(<a class="code hl_variable" href="classbsp___m_a_x6675.html#a6b4e52e8861a88b7201c1bb5e70aa40a">hspi</a>, txdata, (<a class="code hl_typedef" href="varint_8h.html#a92c50087ca0e64fa93fc59402c55f8ca">u8</a>*)(&amp;tmps), 1, 1000);</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> HAL_GPIO_WritePin(<a class="code hl_variable" href="classbsp___m_a_x6675.html#a546cf5ce462d8bee441b66ca7e6c270a">GPIOx_CS</a>, <a class="code hl_variable" href="classbsp___m_a_x6675.html#a925d408718c644d56e5ffebd25150c4f">GPIO_Pin_CS</a>, GPIO_PIN_SET);</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keywordflow">return</span> (tmps &gt;&gt; 3) * 1024.0 / 4096;}</div>
<div class="ttc" id="absp___m_a_x6675_8h_html"><div class="ttname"><a href="bsp___m_a_x6675_8h.html">bsp_MAX6675.h</a></div><div class="ttdoc">实现了MAX6675的驱动</div></div>
<div class="ttc" id="aclassbsp___m_a_x6675_html_a546cf5ce462d8bee441b66ca7e6c270a"><div class="ttname"><a href="classbsp___m_a_x6675.html#a546cf5ce462d8bee441b66ca7e6c270a">bsp_MAX6675::GPIOx_CS</a></div><div class="ttdeci">GPIO_TypeDef * GPIOx_CS</div><div class="ttdef"><b>Definition:</b> <a href="bsp___m_a_x6675_8h_source.html#l00058">bsp_MAX6675.h:58</a></div></div>
<div class="ttc" id="aclassbsp___m_a_x6675_html_a6b4e52e8861a88b7201c1bb5e70aa40a"><div class="ttname"><a href="classbsp___m_a_x6675.html#a6b4e52e8861a88b7201c1bb5e70aa40a">bsp_MAX6675::hspi</a></div><div class="ttdeci">SPI_HandleTypeDef * hspi</div><div class="ttdef"><b>Definition:</b> <a href="bsp___m_a_x6675_8h_source.html#l00057">bsp_MAX6675.h:57</a></div></div>
<div class="ttc" id="aclassbsp___m_a_x6675_html_a925d408718c644d56e5ffebd25150c4f"><div class="ttname"><a href="classbsp___m_a_x6675.html#a925d408718c644d56e5ffebd25150c4f">bsp_MAX6675::GPIO_Pin_CS</a></div><div class="ttdeci">uint16_t GPIO_Pin_CS</div><div class="ttdef"><b>Definition:</b> <a href="bsp___m_a_x6675_8h_source.html#l00059">bsp_MAX6675.h:59</a></div></div>
<div class="ttc" id="aclassbsp___m_a_x6675_html_aaf35defa67c560c795005ba8ee61324c"><div class="ttname"><a href="classbsp___m_a_x6675.html#aaf35defa67c560c795005ba8ee61324c">bsp_MAX6675::ReadTemperature</a></div><div class="ttdeci">float ReadTemperature(void)</div><div class="ttdoc">访问目前温度</div><div class="ttdef"><b>Definition:</b> <a href="bsp___m_a_x6675_8cpp_source.html#l00064">bsp_MAX6675.cpp:64</a></div></div>
<div class="ttc" id="aclassbsp___m_a_x6675_html_ae241abb7c21d7bf551543046a92e6025"><div class="ttname"><a href="classbsp___m_a_x6675.html#ae241abb7c21d7bf551543046a92e6025">bsp_MAX6675::bsp_MAX6675</a></div><div class="ttdeci">bsp_MAX6675(SPI_HandleTypeDef *hspi, GPIO_TypeDef *GPIOx_CS, uint16_t GPIO_Pin_CS)</div><div class="ttdoc">构造一个MAX6675对象</div><div class="ttdef"><b>Definition:</b> <a href="bsp___m_a_x6675_8cpp_source.html#l00049">bsp_MAX6675.cpp:49</a></div></div>
<div class="ttc" id="avarint_8h_html_a92c50087ca0e64fa93fc59402c55f8ca"><div class="ttname"><a href="varint_8h.html#a92c50087ca0e64fa93fc59402c55f8ca">u8</a></div><div class="ttdeci">uint8_t u8</div><div class="ttdoc">8位无符号数类型</div><div class="ttdef"><b>Definition:</b> <a href="varint_8h_source.html#l00040">varint.h:40</a></div></div>
<div class="ttc" id="avarint_8h_html_ace9d960e74685e2cd84b36132dbbf8aa"><div class="ttname"><a href="varint_8h.html#ace9d960e74685e2cd84b36132dbbf8aa">u16</a></div><div class="ttdeci">uint16_t u16</div><div class="ttdoc">16位无符号数类型</div><div class="ttdef"><b>Definition:</b> <a href="varint_8h_source.html#l00041">varint.h:41</a></div></div>
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