blob: 0eec786c94d79f83430300da90898bf8f0c089b5 [file] [log] [blame]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<title>USB Interface</title>
<title>CMSIS-Driver: USB Interface</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="cmsis.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<script type="text/javascript" src="printComponentTabs.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
$(document).ready(initResizable);
$(window).load(resizeHeight);
</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
$(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 46px;">
<td id="projectlogo"><img alt="Logo" src="CMSIS_Logo_Final.png"/></td>
<td style="padding-left: 0.5em;">
<div id="projectname">CMSIS-Driver
&#160;<span id="projectnumber">Version 2.7.1</span>
</div>
<div id="projectbrief">Peripheral Interface for Middleware and Application Code</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<div id="CMSISnav" class="tabs1">
<ul class="tablist">
<script type="text/javascript">
<!--
writeComponentTabs.call(this);
//-->
</script>
</ul>
</div>
<!-- Generated by Doxygen 1.8.6 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main&#160;Page</span></a></li>
<li><a href="pages.html"><span>Usage&#160;and&#160;Description</span></a></li>
<li><a href="modules.html"><span>Reference</span></a></li>
<li>
<div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="Search" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</li>
</ul>
</div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
$(document).ready(function(){initNavTree('group__usb__interface__gr.html','');});
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark">&#160;</span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark">&#160;</span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark">&#160;</span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark">&#160;</span>Pages</a></div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="summary">
<a href="#groups">Content</a> </div>
<div class="headertitle">
<div class="title">USB Interface</div> </div>
</div><!--header-->
<div class="contents">
<p>USB common definitions (Driver_USB.h)
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="groups"></a>
Content</h2></td></tr>
<tr class="memitem:group__usbd__interface__gr"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__usbd__interface__gr.html">USB Device Interface</a></td></tr>
<tr class="memdesc:group__usbd__interface__gr"><td class="mdescLeft">&#160;</td><td class="mdescRight">Driver API for USB Device Peripheral (Driver_USBD.h) <br/></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:group__usbh__interface__gr"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__usbh__interface__gr.html">USB Host Interface</a></td></tr>
<tr class="memdesc:group__usbh__interface__gr"><td class="mdescLeft">&#160;</td><td class="mdescRight">Driver API for USB Host Peripheral (Driver_USBH.h) <br/></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:group__USB__speed"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__USB__speed.html">USB Speed</a></td></tr>
<tr class="memdesc:group__USB__speed"><td class="mdescLeft">&#160;</td><td class="mdescRight">USB Speed definitions. <br/></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:group__USB__endpoint__type"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__USB__endpoint__type.html">USB Endpoint Type</a></td></tr>
<tr class="memdesc:group__USB__endpoint__type"><td class="mdescLeft">&#160;</td><td class="mdescRight">USB Endpoint Type definitions. <br/></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<p>USB common definitions (Driver_USB.h) </p>
<p>The <b>Universal Serial Bus</b> (USB) implements a serial bus for data exchange. It is a host controlled, plug-and-play interface between a USB host and USB devices using a tiered star topology. In microcontroller (MCU) applications, the interface is often used to connect a device to a host for data exchange or control purposes.</p>
<ul>
<li>Wikipedia offers more information about the <a href="http://en.wikipedia.org/wiki/Universal_Serial_Bus" target="_blank"><b>Universal Serial Bus</b></a>.</li>
<li>The USB Implementers Forum provides detailed documentation under <a href="http://www.usb.org"><b>www.usb.org</b></a>.</li>
</ul>
<p><b>Block Diagram</b></p>
<p>Typically only one USB Device is connected to a USB Host. If several USB devices must be connected to the same USB host, then the connection must be done via a USB hub.</p>
<div class="image">
<img src="USB_Schematics.png" alt="USB_Schematics.png"/>
<div class="caption">
Simplified USB Schema</div></div>
<p><b>USB API</b></p>
<p>The following header files define the Application Programming Interface (API) for the USB interface:</p>
<ul>
<li><b>Driver_USB.h</b> : Common definitions of the USBD and USBH interface</li>
<li><b>Driver_USBD.h</b> : Driver API for USB Device Peripheral</li>
<li><b>Driver_USBH.h</b> : Driver API for USB Host Peripheral</li>
</ul>
<p>The driver implementation is a typical part of the Device Family Pack (DFP) that supports the peripherals of the microcontroller family.</p>
<p><b>Driver Functions</b></p>
<p>The driver functions are published in the access struct as explained in <a class="el" href="theoryOperation.html#DriverFunctions">Common Driver Functions</a></p>
<ul>
<li><a class="el" href="group__usbd__interface__gr.html#structARM__DRIVER__USBD">ARM_DRIVER_USBD</a> : access struct for USBD driver functions</li>
<li><a class="el" href="group__usbh__host__gr.html#structARM__DRIVER__USBH">ARM_DRIVER_USBH</a> : access struct for USBH driver functions</li>
</ul>
<hr/>
</div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="footer">Generated on Wed Jul 10 2019 15:20:32 for CMSIS-Driver Version 2.7.1 by Arm Ltd. All rights reserved.
<!--
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6
-->
</li>
</ul>
</div>
</body>
</html>