update usb host docs

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3218 42af7a65-404d-4744-a932-0658087f49c3
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patacongo 2010-12-23 02:06:23 +00:00
parent 0205611b72
commit 2401db0248

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@ -12,7 +12,7 @@
<h1><big><font color="#3c34ec">
<i>NuttX RTOS Porting Guide</i>
</font></big></h1>
<p>Last Updated: December 4, 2010</p>
<p>Last Updated: December 22, 2010</p>
</td>
</tr>
</table>
@ -3213,6 +3213,17 @@ build
</li>
</ul>
<h2>USB Host-Side Support</h2>
<h3>USB Host Controller Driver</h3>
<ul>
<li>
<code>CONFIG_USBHOST</code>: Enables USB host support
</li>
<li>
<code>CONFIG_USBHOST_NPREALLOC</code>: Number of pre-allocated class instances
</li>
</ul>
<h2>Graphics related configuration settings</h3>
<ul>
<li>