From fca69dde3358cf8c7cfcd9dce583ae430057a535 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Thu, 2 Oct 2008 00:29:05 +0000
Subject: USB config options

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@971 42af7a65-404d-4744-a932-0658087f49c3
---
 nuttx/Documentation/NuttxPortingGuide.html | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

(limited to 'nuttx/Documentation')

diff --git a/nuttx/Documentation/NuttxPortingGuide.html b/nuttx/Documentation/NuttxPortingGuide.html
index a2773bcde..56c56d53d 100644
--- a/nuttx/Documentation/NuttxPortingGuide.html
+++ b/nuttx/Documentation/NuttxPortingGuide.html
@@ -16,7 +16,7 @@
   </b></big></h1>
   <p><small>by</small></p>
   <p>Gregory Nutt</p>
-  <p><small>Last Update: September 17, 2008</small></p>
+  <p><small>Last Update: October 1, 2008</small></p>
 </center>
 
 <center><h1>Table of Contents</h1></center>
@@ -1627,6 +1627,31 @@ The system can be re-made subsequently by just typing <code>make</code>.
   </li>
 </ul>
 
+<h2>USB device controller driver</h2>
+<ul>
+  <li>
+    <code>CONFIG_USBDEV</code>: Enables USB device support
+  </li>
+  <li>
+    <code>CONFIG_USBDEV_ISOCHRONOUS</code>: Build in extra support for isochronous endpoints
+  </li>
+  <li>
+    <code>CONFIG_USBDEV_DUALSPEED</code>: Hardware handles high and full speed operation (USB 2.0)
+  </li>
+  <li>
+    <code>CONFIG_USBDEV_SELFPOWERED</code>: Will cause USB features to indicate that the device is self-powered
+  </li>
+  <li>
+    <code>CONFIG_USBDEV_MAXPOWER</code>: Maximum power consumption in mA
+  </li>
+  <li>
+    <code>CONFIG_USBDEV_TRACE</code>: Enables USB tracing for debug
+  </li>
+  <li>
+    <code>CONFIG_USBDEV_TRACE_NRECORDS</code>: Number of trace entries to remember
+  </li>
+</ul>
+
 <h2>Stack and heap information</h2>
 
 <ul>
-- 
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