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  78. <a href="#nested-classes">Classes</a> &#124;

  79. <a href="#func-members">Functions</a> &#124;

  80. <a href="#var-members">Variables</a>  </div>

  81.   <div class="headertitle">

  82. <div class="title">Fast Pin I/O</div>  </div>

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  84. <div class="contents">

  85. <table class="memberdecls">

  86. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>

  87. Classes</h2></td></tr>

  88. <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_digital_pin.html">DigitalPin&lt; PinNumber &gt;</a></td></tr>

  89. <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Fast digital port I/O.  <a href="class_digital_pin.html#details">More...</a><br /></td></tr>

  90. <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>

  91. <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structpin__map__t.html">pin_map_t</a></td></tr>

  92. <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">struct for mapping digital pins  <a href="structpin__map__t.html#details">More...</a><br /></td></tr>

  93. <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>

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  95. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>

  96. Functions</h2></td></tr>

  97. <tr class="memitem:ga107992311bca47c7ebee5afdedc280e0"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__digital_pin.html#ga107992311bca47c7ebee5afdedc280e0">badPinCheck</a> (uint8_t pin)</td></tr>

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  99. <tr class="memitem:ga2a50c39692fdc6a7be0f614f6d730bfe"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__digital_pin.html#ga2a50c39692fdc6a7be0f614f6d730bfe">badPinNumber</a> (void)</td></tr>

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  101. <tr class="memitem:gac074e589cd04dca057b403dd3781ee45"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__digital_pin.html#gac074e589cd04dca057b403dd3781ee45">fastBitWriteSafe</a> (volatile uint8_t *address, uint8_t bit, bool level)</td></tr>

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  103. <tr class="memitem:ga618a9ee1c3d1b9fc5c8a2c6a43014b08"><td class="memItemLeft" align="right" valign="top">static bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__digital_pin.html#ga618a9ee1c3d1b9fc5c8a2c6a43014b08">fastDigitalRead</a> (uint8_t pin)</td></tr>

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  107. <tr class="memitem:gac4f52b5038c366dd4ac081b18709f19c"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__digital_pin.html#gac4f52b5038c366dd4ac081b18709f19c">fastDigitalWrite</a> (uint8_t pin, bool level)</td></tr>

  108. <tr class="separator:gac4f52b5038c366dd4ac081b18709f19c"><td class="memSeparator" colspan="2">&#160;</td></tr>

  109. <tr class="memitem:ga6d022f02ed0a7d69d56521346bb81457"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__digital_pin.html#ga6d022f02ed0a7d69d56521346bb81457">fastPinConfig</a> (uint8_t pin, bool mode, bool level)</td></tr>

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  111. <tr class="memitem:gac66bd0bc3332b7a08f257058034cdba8"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__digital_pin.html#gac66bd0bc3332b7a08f257058034cdba8">fastPinMode</a> (uint8_t pin, bool mode)</td></tr>

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  113. </table><table class="memberdecls">

  114. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="var-members"></a>

  115. Variables</h2></td></tr>

  116. <tr class="memitem:ga3ba5f4d8ff10e60ec2d424722dd9fe92"><td class="memItemLeft" align="right" valign="top">static const uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__digital_pin.html#ga3ba5f4d8ff10e60ec2d424722dd9fe92">digitalPinCount</a> = sizeof(pinMap)/sizeof(<a class="el" href="structpin__map__t.html">pin_map_t</a>)</td></tr>

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  118. </table>

  119. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>

  120. <p>Fast Digital I/O functions and template class. </p>

  121. <h2 class="groupheader">Function Documentation</h2>

  122. <a class="anchor" id="ga107992311bca47c7ebee5afdedc280e0"></a>

  123. <div class="memitem">

  124. <div class="memproto">

  125. <table class="mlabels">

  126.   <tr>

  127.   <td class="mlabels-left">

  128.       <table class="memname">

  129.         <tr>

  130.           <td class="memname">static void badPinCheck </td>

  131.           <td>(</td>

  132.           <td class="paramtype">uint8_t&#160;</td>

  133.           <td class="paramname"><em>pin</em></td><td>)</td>

  134.           <td></td>

  135.         </tr>

  136.       </table>

  137.   </td>

  138.   <td class="mlabels-right">

  139. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span>  </td>

  140.   </tr>

  141. </table>

  142. </div><div class="memdoc">

  143. <p>Check for valid pin number </p><dl class="params"><dt>Parameters</dt><dd>

  144.   <table class="params">

  145.     <tr><td class="paramdir">[in]</td><td class="paramname">pin</td><td>Number of pin to be checked. </td></tr>

  146.   </table>

  147.   </dd>

  148. </dl>

  149. 

  150. </div>

  151. </div>

  152. <a class="anchor" id="ga2a50c39692fdc6a7be0f614f6d730bfe"></a>

  153. <div class="memitem">

  154. <div class="memproto">

  155.       <table class="memname">

  156.         <tr>

  157.           <td class="memname">void badPinNumber </td>

  158.           <td>(</td>

  159.           <td class="paramtype">void&#160;</td>

  160.           <td class="paramname"></td><td>)</td>

  161.           <td></td>

  162.         </tr>

  163.       </table>

  164. </div><div class="memdoc">

  165. <p>generate bad pin number error </p>

  166. 

  167. </div>

  168. </div>

  169. <a class="anchor" id="gac074e589cd04dca057b403dd3781ee45"></a>

  170. <div class="memitem">

  171. <div class="memproto">

  172. <table class="mlabels">

  173.   <tr>

  174.   <td class="mlabels-left">

  175.       <table class="memname">

  176.         <tr>

  177.           <td class="memname">static void fastBitWriteSafe </td>

  178.           <td>(</td>

  179.           <td class="paramtype">volatile uint8_t *&#160;</td>

  180.           <td class="paramname"><em>address</em>, </td>

  181.         </tr>

  182.         <tr>

  183.           <td class="paramkey"></td>

  184.           <td></td>

  185.           <td class="paramtype">uint8_t&#160;</td>

  186.           <td class="paramname"><em>bit</em>, </td>

  187.         </tr>

  188.         <tr>

  189.           <td class="paramkey"></td>

  190.           <td></td>

  191.           <td class="paramtype">bool&#160;</td>

  192.           <td class="paramname"><em>level</em>&#160;</td>

  193.         </tr>

  194.         <tr>

  195.           <td></td>

  196.           <td>)</td>

  197.           <td></td><td></td>

  198.         </tr>

  199.       </table>

  200.   </td>

  201.   <td class="mlabels-right">

  202. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span>  </td>

  203.   </tr>

  204. </table>

  205. </div><div class="memdoc">

  206. <p>fast write helper </p><dl class="params"><dt>Parameters</dt><dd>

  207.   <table class="params">

  208.     <tr><td class="paramdir">[in]</td><td class="paramname">address</td><td>I/O register address </td></tr>

  209.     <tr><td class="paramdir">[in]</td><td class="paramname">bit</td><td>bit number to write </td></tr>

  210.     <tr><td class="paramdir">[in]</td><td class="paramname">level</td><td>value for bit </td></tr>

  211.   </table>

  212.   </dd>

  213. </dl>

  214. 

  215. </div>

  216. </div>

  217. <a class="anchor" id="ga618a9ee1c3d1b9fc5c8a2c6a43014b08"></a>

  218. <div class="memitem">

  219. <div class="memproto">

  220. <table class="mlabels">

  221.   <tr>

  222.   <td class="mlabels-left">

  223.       <table class="memname">

  224.         <tr>

  225.           <td class="memname">static bool fastDigitalRead </td>

  226.           <td>(</td>

  227.           <td class="paramtype">uint8_t&#160;</td>

  228.           <td class="paramname"><em>pin</em></td><td>)</td>

  229.           <td></td>

  230.         </tr>

  231.       </table>

  232.   </td>

  233.   <td class="mlabels-right">

  234. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span>  </td>

  235.   </tr>

  236. </table>

  237. </div><div class="memdoc">

  238. <p>read pin value </p><dl class="params"><dt>Parameters</dt><dd>

  239.   <table class="params">

  240.     <tr><td class="paramdir">[in]</td><td class="paramname">pin</td><td>Arduino pin number </td></tr>

  241.   </table>

  242.   </dd>

  243. </dl>

  244. <dl class="section return"><dt>Returns</dt><dd>value read </dd></dl>

  245. 

  246. </div>

  247. </div>

  248. <a class="anchor" id="ga5314f1aaede89a4090b44779c8c551f1"></a>

  249. <div class="memitem">

  250. <div class="memproto">

  251. <table class="mlabels">

  252.   <tr>

  253.   <td class="mlabels-left">

  254.       <table class="memname">

  255.         <tr>

  256.           <td class="memname">static void fastDigitalToggle </td>

  257.           <td>(</td>

  258.           <td class="paramtype">uint8_t&#160;</td>

  259.           <td class="paramname"><em>pin</em></td><td>)</td>

  260.           <td></td>

  261.         </tr>

  262.       </table>

  263.   </td>

  264.   <td class="mlabels-right">

  265. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span>  </td>

  266.   </tr>

  267. </table>

  268. </div><div class="memdoc">

  269. <p>toggle a pin </p><dl class="params"><dt>Parameters</dt><dd>

  270.   <table class="params">

  271.     <tr><td class="paramdir">[in]</td><td class="paramname">pin</td><td>Arduino pin number</td></tr>

  272.   </table>

  273.   </dd>

  274. </dl>

  275. <p>If the pin is in output mode toggle the pin level. If the pin is in input mode toggle the state of the 20K pull-up. </p>

  276. 

  277. </div>

  278. </div>

  279. <a class="anchor" id="gac4f52b5038c366dd4ac081b18709f19c"></a>

  280. <div class="memitem">

  281. <div class="memproto">

  282. <table class="mlabels">

  283.   <tr>

  284.   <td class="mlabels-left">

  285.       <table class="memname">

  286.         <tr>

  287.           <td class="memname">static void fastDigitalWrite </td>

  288.           <td>(</td>

  289.           <td class="paramtype">uint8_t&#160;</td>

  290.           <td class="paramname"><em>pin</em>, </td>

  291.         </tr>

  292.         <tr>

  293.           <td class="paramkey"></td>

  294.           <td></td>

  295.           <td class="paramtype">bool&#160;</td>

  296.           <td class="paramname"><em>level</em>&#160;</td>

  297.         </tr>

  298.         <tr>

  299.           <td></td>

  300.           <td>)</td>

  301.           <td></td><td></td>

  302.         </tr>

  303.       </table>

  304.   </td>

  305.   <td class="mlabels-right">

  306. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span>  </td>

  307.   </tr>

  308. </table>

  309. </div><div class="memdoc">

  310. <p>Set pin value </p><dl class="params"><dt>Parameters</dt><dd>

  311.   <table class="params">

  312.     <tr><td class="paramdir">[in]</td><td class="paramname">pin</td><td>Arduino pin number </td></tr>

  313.     <tr><td class="paramdir">[in]</td><td class="paramname">level</td><td>value to write </td></tr>

  314.   </table>

  315.   </dd>

  316. </dl>

  317. 

  318. </div>

  319. </div>

  320. <a class="anchor" id="ga6d022f02ed0a7d69d56521346bb81457"></a>

  321. <div class="memitem">

  322. <div class="memproto">

  323. <table class="mlabels">

  324.   <tr>

  325.   <td class="mlabels-left">

  326.       <table class="memname">

  327.         <tr>

  328.           <td class="memname">static void fastPinConfig </td>

  329.           <td>(</td>

  330.           <td class="paramtype">uint8_t&#160;</td>

  331.           <td class="paramname"><em>pin</em>, </td>

  332.         </tr>

  333.         <tr>

  334.           <td class="paramkey"></td>

  335.           <td></td>

  336.           <td class="paramtype">bool&#160;</td>

  337.           <td class="paramname"><em>mode</em>, </td>

  338.         </tr>

  339.         <tr>

  340.           <td class="paramkey"></td>

  341.           <td></td>

  342.           <td class="paramtype">bool&#160;</td>

  343.           <td class="paramname"><em>level</em>&#160;</td>

  344.         </tr>

  345.         <tr>

  346.           <td></td>

  347.           <td>)</td>

  348.           <td></td><td></td>

  349.         </tr>

  350.       </table>

  351.   </td>

  352.   <td class="mlabels-right">

  353. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span>  </td>

  354.   </tr>

  355. </table>

  356. </div><div class="memdoc">

  357. <p>set pin configuration </p><dl class="params"><dt>Parameters</dt><dd>

  358.   <table class="params">

  359.     <tr><td class="paramdir">[in]</td><td class="paramname">pin</td><td>Arduino pin number </td></tr>

  360.     <tr><td class="paramdir">[in]</td><td class="paramname">mode</td><td>If true set output mode else input mode </td></tr>

  361.     <tr><td class="paramdir">[in]</td><td class="paramname">level</td><td>If mode is output, set level high/low. If mode is input, enable or disable the pin's 20K pull-up. </td></tr>

  362.   </table>

  363.   </dd>

  364. </dl>

  365. 

  366. </div>

  367. </div>

  368. <a class="anchor" id="gac66bd0bc3332b7a08f257058034cdba8"></a>

  369. <div class="memitem">

  370. <div class="memproto">

  371. <table class="mlabels">

  372.   <tr>

  373.   <td class="mlabels-left">

  374.       <table class="memname">

  375.         <tr>

  376.           <td class="memname">static void fastPinMode </td>

  377.           <td>(</td>

  378.           <td class="paramtype">uint8_t&#160;</td>

  379.           <td class="paramname"><em>pin</em>, </td>

  380.         </tr>

  381.         <tr>

  382.           <td class="paramkey"></td>

  383.           <td></td>

  384.           <td class="paramtype">bool&#160;</td>

  385.           <td class="paramname"><em>mode</em>&#160;</td>

  386.         </tr>

  387.         <tr>

  388.           <td></td>

  389.           <td>)</td>

  390.           <td></td><td></td>

  391.         </tr>

  392.       </table>

  393.   </td>

  394.   <td class="mlabels-right">

  395. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span>  </td>

  396.   </tr>

  397. </table>

  398. </div><div class="memdoc">

  399. <p>set pin mode </p><dl class="params"><dt>Parameters</dt><dd>

  400.   <table class="params">

  401.     <tr><td class="paramdir">[in]</td><td class="paramname">pin</td><td>Arduino pin number </td></tr>

  402.     <tr><td class="paramdir">[in]</td><td class="paramname">mode</td><td>if true set output mode else input mode</td></tr>

  403.   </table>

  404.   </dd>

  405. </dl>

  406. <p>fastPinMode does not enable or disable the 20K pull-up for input mode. </p>

  407. 

  408. </div>

  409. </div>

  410. <h2 class="groupheader">Variable Documentation</h2>

  411. <a class="anchor" id="ga3ba5f4d8ff10e60ec2d424722dd9fe92"></a>

  412. <div class="memitem">

  413. <div class="memproto">

  414. <table class="mlabels">

  415.   <tr>

  416.   <td class="mlabels-left">

  417.       <table class="memname">

  418.         <tr>

  419.           <td class="memname">const uint8_t digitalPinCount = sizeof(pinMap)/sizeof(<a class="el" href="structpin__map__t.html">pin_map_t</a>)</td>

  420.         </tr>

  421.       </table>

  422.   </td>

  423.   <td class="mlabels-right">

  424. <span class="mlabels"><span class="mlabel">static</span></span>  </td>

  425.   </tr>

  426. </table>

  427. </div><div class="memdoc">

  428. <p>count of pins </p>

  429. 

  430. </div>

  431. </div>

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  436. <img class="footer" src="doxygen.png" alt="doxygen"/>

  437. </a> 1.8.8

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