"w"> </span><span class="n">mac</span><span class="p">[</span><span class="n">WL_MAC_ADDR_LENGTH</span><span class="p">];</span><span class="w"></span>
<span class="w">    </span><span class="n">WiFi</span><span class="p">.</span><span class="n">macAddress</span><span class="p">(</span><span class="n">mac</span><span class="p">);</span><span class="w"></span>
<span class="w">    </span><span class="n">device</span><span class="p">.</span><span class="n">setUniqueId</span><span class="p">(</span><span class=