<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>LCD Library: /Users/fmalpartida/development/ardWorkspace/LiquidCrystal_I2C/LiquiCrystal_I2C/LiquidCrystal.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body onload='searchBox.OnSelectItem(0);'> <!-- Generated by Doxygen 1.7.4 --> <script type="text/javascript"><!-- var searchBox = new SearchBox("searchBox", "search",false,'Search'); --></script> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectlogo"><img alt="Logo" src="logoGoogle.jpg"/></td> <td style="padding-left: 0.5em;"> <div id="projectname">LCD Library <span id="projectnumber">1.2.1</span></div> <div id="projectbrief">LCD Library - LCD control class hierarchy library. Drop in replacement for the LiquidCrystal Library.</div> </td> </tr> </tbody> </table> </div> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> <li id="searchli"> <div id="MSearchBox" class="MSearchBoxInactive"> <span class="left"> <img id="MSearchSelect" src="search/mag_sel.png" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" alt=""/> <input type="text" id="MSearchField" value="Search" accesskey="S" onfocus="searchBox.OnSearchFieldFocus(true)" onblur="searchBox.OnSearchFieldFocus(false)" onkeyup="searchBox.OnSearchFieldChange(event)"/> </span><span class="right"> <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> </span> </div> </li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul> </div> <div class="header"> <div class="headertitle"> <div class="title">/Users/fmalpartida/development/ardWorkspace/LiquidCrystal_I2C/LiquiCrystal_I2C/LiquidCrystal.h</div> </div> </div> <div class="contents"> <a href="_liquid_crystal_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// ---------------------------------------------------------------------------</span> <a name="l00002"></a>00002 <span class="comment">// Created by Francisco Malpartida on 20/08/11.</span> <a name="l00003"></a>00003 <span class="comment">// Copyright 2011 - Under creative commons license 3.0:</span> <a name="l00004"></a>00004 <span class="comment">// Attribution-ShareAlike CC BY-SA</span> <a name="l00005"></a>00005 <span class="comment">//</span> <a name="l00006"></a>00006 <span class="comment">// This software is furnished "as is", without technical support, and with no </span> <a name="l00007"></a>00007 <span class="comment">// warranty, express or implied, as to its usefulness for any purpose.</span> <a name="l00008"></a>00008 <span class="comment">//</span> <a name="l00009"></a>00009 <span class="comment">// Thread Safe: No</span> <a name="l00010"></a>00010 <span class="comment">// Extendable: Yes</span> <a name="l00011"></a>00011 <span class="comment">//</span> <a name="l00012"></a>00012 <span class="comment">// @file LiquidCrystal.h</span> <a name="l00013"></a>00013 <span class="comment">// This file implements a basic liquid crystal library that comes as standard</span> <a name="l00014"></a>00014 <span class="comment">// in the Arduino SDK.</span> <a name="l00015"></a>00015 <span class="comment">// </span> <a name="l00016"></a>00016 <span class="comment">// @brief </span> <a name="l00017"></a>00017 <span class="comment">// This is a basic implementation of the LiquidCrystal library of the</span> <a name="l00018"></a>00018 <span class="comment">// Arduino SDK. The original library has been reworked in such a way that </span> <a name="l00019"></a>00019 <span class="comment">// this class implements the all methods to command an LCD based</span> <a name="l00020"></a>00020 <span class="comment">// on the Hitachi HD44780 and compatible chipsets using the parallel port of</span> <a name="l00021"></a>00021 <span class="comment">// the LCD (4 bit and 8 bit).</span> <a name="l00022"></a>00022 <span class="comment">//</span> <a name="l00023"></a>00023 <span class="comment">//</span> <a name="l00024"></a>00024 <span class="comment">//</span> <a name="l00025"></a>00025 <span class="comment">// @author F. Malpartida - fmalpartida@gmail.com</span> <a name="l00026"></a>00026 <span class="comment">// ---------------------------------------------------------------------------</span> <a name="l00027"></a>00027 <span class="preprocessor">#ifndef LiquidCrystal_4bit_h</span> <a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor">#define LiquidCrystal_4bit_h</span> <a name="l00029"></a>00029 <span class="preprocessor"></span> <a name="l00030"></a>00030 <span class="preprocessor">#include <inttypes.h></span> <a name="l00031"></a>00031 <a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="_l_c_d_8h.html">LCD.h</a>"</span> <a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="_fast_i_o_8h.html">FastIO.h</a>"</span> <a name="l00034"></a>00034 <a name="l00035"></a>00035 <a name="l00042"></a><a class="code" href="_liquid_crystal_8h.html#adebff0f00a59c9f9863bc196938d5726">00042</a> <span class="preprocessor">#define EXEC_TIME 37</span> <a name="l00043"></a>00043 <span class="preprocessor"></span> <a name="l00044"></a><a class="code" href="class_liquid_crystal.html">00044</a> <span class="keyword">class </span><a class="code" href="class_liquid_crystal.html">LiquidCrystal</a> : <span class="keyword">public</span> <a class="code" href="class_l_c_d.html">LCD</a> <a name="l00045"></a>00045 { <a name="l00046"></a>00046 <span class="keyword">public</span>: <a name="l00053"></a>00053 <a class="code" href="class_liquid_crystal.html#a49d2bd8d26031a1c83bcbd73978a1686">LiquidCrystal</a>(uint8_t rs, uint8_t enable, <a name="l00054"></a>00054 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, <a name="l00055"></a>00055 uint8_t d4, uint8_t d5, uint8_t d6, uint8_t d7); <a name="l00056"></a>00056 <a class="code" href="class_liquid_crystal.html#a49d2bd8d26031a1c83bcbd73978a1686">LiquidCrystal</a>(uint8_t rs, uint8_t rw, uint8_t enable, <a name="l00057"></a>00057 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, <a name="l00058"></a>00058 uint8_t d4, uint8_t d5, uint8_t d6, uint8_t d7); <a name="l00059"></a>00059 <a name="l00060"></a>00060 <span class="comment">// Constructors with backlight control</span> <a name="l00061"></a>00061 <a class="code" href="class_liquid_crystal.html#a49d2bd8d26031a1c83bcbd73978a1686">LiquidCrystal</a>(uint8_t rs, uint8_t enable, <a name="l00062"></a>00062 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, <a name="l00063"></a>00063 uint8_t d4, uint8_t d5, uint8_t d6, uint8_t d7, <a name="l00064"></a>00064 uint8_t backlightPin, <a class="code" href="_l_c_d_8h.html#aeeef728bf4726268aa5e99391a1502bc">t_backlighPol</a> pol); <a name="l00065"></a>00065 <a class="code" href="class_liquid_crystal.html#a49d2bd8d26031a1c83bcbd73978a1686">LiquidCrystal</a>(uint8_t rs, uint8_t rw, uint8_t enable, <a name="l00066"></a>00066 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, <a name="l00067"></a>00067 uint8_t d4, uint8_t d5, uint8_t d6, uint8_t d7, <a name="l00068"></a>00068 uint8_t backlightPin, <a class="code" href="_l_c_d_8h.html#aeeef728bf4726268aa5e99391a1502bc">t_backlighPol</a> pol); <a name="l00075"></a>00075 <a class="code" href="class_liquid_crystal.html#a49d2bd8d26031a1c83bcbd73978a1686">LiquidCrystal</a>(uint8_t rs, uint8_t rw, uint8_t enable, <a name="l00076"></a>00076 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3); <a name="l00077"></a>00077 <a class="code" href="class_liquid_crystal.html#a49d2bd8d26031a1c83bcbd73978a1686">LiquidCrystal</a>(uint8_t rs, uint8_t enable, <a name="l00078"></a>00078 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3); <a name="l00079"></a>00079 <a name="l00080"></a>00080 <span class="comment">// Constructors with backlight control</span> <a name="l00081"></a>00081 <a class="code" href="class_liquid_crystal.html#a49d2bd8d26031a1c83bcbd73978a1686">LiquidCrystal</a>(uint8_t rs, uint8_t rw, uint8_t enable, <a name="l00082"></a>00082 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, <a name="l00083"></a>00083 uint8_t backlightPin, <a class="code" href="_l_c_d_8h.html#aeeef728bf4726268aa5e99391a1502bc">t_backlighPol</a> pol); <a name="l00084"></a>00084 <a class="code" href="class_liquid_crystal.html#a49d2bd8d26031a1c83bcbd73978a1686">LiquidCrystal</a>(uint8_t rs, uint8_t enable, <a name="l00085"></a>00085 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, <a name="l00086"></a>00086 uint8_t backlightPin, <a class="code" href="_l_c_d_8h.html#aeeef728bf4726268aa5e99391a1502bc">t_backlighPol</a> pol); <a name="l00099"></a>00099 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_liquid_crystal.html#a56142f8b3753bedd133e4139e5eb5089">send</a>(uint8_t value, uint8_t mode); <a name="l00100"></a>00100 <a name="l00109"></a>00109 <span class="keywordtype">void</span> <a class="code" href="class_liquid_crystal.html#a63740dc1198d8169a39d9c6daff0efc9">setBacklightPin</a> ( uint8_t pin, <a class="code" href="_l_c_d_8h.html#aeeef728bf4726268aa5e99391a1502bc">t_backlighPol</a> pol ); <a name="l00110"></a>00110 <a name="l00125"></a>00125 <span class="keywordtype">void</span> <a class="code" href="class_liquid_crystal.html#aa2b898366e1c656ac313b9007c98cebd">setBacklight</a> ( uint8_t value ); <a name="l00126"></a>00126 <a name="l00127"></a>00127 <span class="keyword">private</span>: <a name="l00128"></a>00128 <a name="l00134"></a>00134 <span class="keywordtype">void</span> init(uint8_t fourbitmode, uint8_t rs, uint8_t rw, uint8_t enable, <a name="l00135"></a>00135 uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, <a name="l00136"></a>00136 uint8_t d4, uint8_t d5, uint8_t d6, uint8_t d7); <a name="l00137"></a>00137 <a name="l00144"></a>00144 <span class="keywordtype">void</span> writeNbits(uint8_t value, uint8_t numBits); <a name="l00145"></a>00145 <a name="l00152"></a>00152 <span class="keywordtype">void</span> pulseEnable(); <a name="l00153"></a>00153 <a name="l00154"></a>00154 uint8_t _rs_pin; <span class="comment">// LOW: command. HIGH: character.</span> <a name="l00155"></a>00155 uint8_t _rw_pin; <span class="comment">// LOW: write to LCD. HIGH: read from LCD.</span> <a name="l00156"></a>00156 uint8_t _enable_pin; <span class="comment">// activated by a HIGH pulse.</span> <a name="l00157"></a>00157 uint8_t _data_pins[8]; <span class="comment">// Data pins.</span> <a name="l00158"></a>00158 uint8_t _backlightPin; <span class="comment">// Pin associated to control the LCD backlight</span> <a name="l00159"></a>00159 }; <a name="l00160"></a>00160 <a name="l00161"></a>00161 <span class="preprocessor">#endif</span> </pre></div></div> </div> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Defines</a></div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <hr class="footer"/><address class="footer"><small>Generated on Thu Apr 5 2012 18:17:46 for LCD Library by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4 </small></address> </body> </html>