# ChannelDef<a name="ZH-CN_TOPIC_0000001054918149"></a>

-   [Overview](#section80321562165631)
-   [Summary](#section1232192410165631)
-   [Data Fields](#pub-attribs)

## **Overview**<a name="section80321562165631"></a>

**Related Modules:**

[WLAN](WLAN.md)

**Description:**

Describes a communication channel. 

**Since:**

1.0

## **Summary**<a name="section1232192410165631"></a>

## Data Fields<a name="pub-attribs"></a>

<a name="table756637844165631"></a>
<table><thead align="left"><tr id="row1825090923165631"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p513515244165631"><a name="p513515244165631"></a><a name="p513515244165631"></a>Variable Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p184083505165631"><a name="p184083505165631"></a><a name="p184083505165631"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row865201785165631"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p85178477165631"><a name="p85178477165631"></a><a name="p85178477165631"></a><a href="WLAN.md#ga165ba815b4ddb9558f90bd0bf82e23f0">chan</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1576282425165631"><a name="p1576282425165631"></a><a name="p1576282425165631"></a>struct <a href="Ieee80211Channel.md">Ieee80211Channel</a> * </p>
</td>
</tr>
<tr id="row994605606165631"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p318944018165631"><a name="p318944018165631"></a><a name="p318944018165631"></a><a href="WLAN.md#gae9ff862b7d4a7145eb00275d57938b4f">width</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p869765629165631"><a name="p869765629165631"></a><a name="p869765629165631"></a>enum <a href="WLAN.md#ga9d902b330de99c24b2a8c3ba7120af21">WifiChannelType</a> </p>
</td>
</tr>
<tr id="row1844020064165631"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p541467195165631"><a name="p541467195165631"></a><a name="p541467195165631"></a><a href="WLAN.md#ga650d64bab38809286d34acd11f292507">centerFreq1</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1004846980165631"><a name="p1004846980165631"></a><a name="p1004846980165631"></a>int32_t </p>
</td>
</tr>
<tr id="row24336582165631"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p626351511165631"><a name="p626351511165631"></a><a name="p626351511165631"></a><a href="WLAN.md#ga62d64617036c65e3964657c692a39f6a">centerFreq2</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1847428547165631"><a name="p1847428547165631"></a><a name="p1847428547165631"></a>int32_t </p>
</td>
</tr>
</tbody>
</table>