iv>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;   <span class="keywordtype">void</span> <a class="code" href="class_liquid_crystal.html#a99628e66a4e66948876d173362d9e0fd">setBacklightPin</a> ( uint8_t pin, t_backlightPol pol );</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;   </div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="preprocessor">#if defined(ARDUINO_ARCH_ESP32)</span></div>
<div 