a> <a class="code hl_function" href="class_u_a_r_t_handler.html#aab14c2e505c7019c8c389f0ada7d7901">poll</a>(<span class="keywordtype">float</span> timeout_us = <a class="code hl_define" href="_u_a_r_t_handler_8h.html#a3903450e4e8881b4dad09f8a4d9337b0">RX_TIMEOUT_US</a>);</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span> </div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span>        uint8_t <a class="code hl_function" href="class_u_