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<a href="#pub-attribs">Data Fields</a>  </div>
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<div class="title">Header Union Reference</div>  </div>
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<p>Bitfields for the MQTT header byte.  
 <a href="unionHeader.html#details">More...</a></p>

<p><code>#include &lt;MQTTPacket.h&gt;</code></p>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Data Fields</h2></td></tr>
<tr class="memitem:a75d550e644fb0f4ae2be1a33d0d89ec6"><td class="memItemLeft" align="right" valign="top"><a id="a75d550e644fb0f4ae2be1a33d0d89ec6"></a>
char&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="unionHeader.html#a75d550e644fb0f4ae2be1a33d0d89ec6">byte</a></td></tr>
<tr class="memdesc:a75d550e644fb0f4ae2be1a33d0d89ec6"><td class="mdescLeft">&#160;</td><td class="mdescRight">the whole byte <br /></td></tr>
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<tr class="memitem:adef3c28e17453cdcf4314aac15bd93ac"><td class="memItemLeft" ><a id="adef3c28e17453cdcf4314aac15bd93ac"></a>
struct {</td></tr>
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&#160;&#160;&#160;bool&#160;&#160;&#160;<a class="el" href="unionHeader.html#afa52b52e4b84075cf31612a6ac3a0299">retain</a>: 1</td></tr>
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&#160;&#160;&#160;unsigned int&#160;&#160;&#160;<a class="el" href="unionHeader.html#ae74f40c0e3656880e35ee93e79331f84">qos</a>: 2</td></tr>
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&#160;&#160;&#160;bool&#160;&#160;&#160;<a class="el" href="unionHeader.html#a35c1c5537424b9307f4ff0803f16a25f">dup</a>: 1</td></tr>
<tr class="memdesc:a5f1ba54ebe784b169bbe7c4592fc4f01"><td class="mdescLeft">&#160;</td><td class="mdescRight">DUP flag bit. <br /></td></tr>
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&#160;&#160;&#160;unsigned int&#160;&#160;&#160;<a class="el" href="unionHeader.html#a05b7c9c6b02e41c54899caee9fdd50d6">type</a>: 4</td></tr>
<tr class="memdesc:a458a98e3f07da1cf899d649592c0b0a0"><td class="mdescLeft">&#160;</td><td class="mdescRight">message type nibble <br /></td></tr>
<tr class="separator:a458a98e3f07da1cf899d649592c0b0a0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adef3c28e17453cdcf4314aac15bd93ac"><td class="memItemLeft" valign="top">}&#160;</td><td class="memItemRight" valign="bottom"><b>bits</b></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Bitfields for the MQTT header byte. </p>
</div><hr/>The documentation for this union was generated from the following file:<ul>
<li>MQTTPacket.h</li>
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