_defines.h&quot;</a></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#</span><span class="preprocessor">if</span> <a class="code" href="hardware__defines_8h.html#a8457a28987db30ccee75bc12d09409a3">IS_TEENSY3</a><span class="preprocessor">(</span><span class="preprocessor">)</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">// required from http://github.com/pedvide/ADC for Teensy 3.*</