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| <div class="title">tusb_descriptor_interface_t Struct Reference<div class="ingroups"><a class="el" href="group___group___std_descriptor.html">Standard Descriptors</a></div></div> </div> |
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| <div class="contents"> |
| |
| <p>USB Standard Interface Descriptor (section 9.6.1 table 9-12) |
| <a href="structtusb__descriptor__interface__t.html#details">More...</a></p> |
| |
| <p><code>#include <<a class="el" href="std__descriptors_8h_source.html">std_descriptors.h</a>></code></p> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a> |
| Data Fields</h2></td></tr> |
| <tr class="memitem:a1deca1f1d6e5815b290e6e1015bce5b8"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1deca1f1d6e5815b290e6e1015bce5b8"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#a1deca1f1d6e5815b290e6e1015bce5b8">bLength</a></td></tr> |
| <tr class="memdesc:a1deca1f1d6e5815b290e6e1015bce5b8"><td class="mdescLeft"> </td><td class="mdescRight">Size of this descriptor in bytes. <br/></td></tr> |
| <tr class="separator:a1deca1f1d6e5815b290e6e1015bce5b8"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a67d7027b9eb9ed268d28e84fbc675707"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a67d7027b9eb9ed268d28e84fbc675707"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#a67d7027b9eb9ed268d28e84fbc675707">bDescriptorType</a></td></tr> |
| <tr class="memdesc:a67d7027b9eb9ed268d28e84fbc675707"><td class="mdescLeft"> </td><td class="mdescRight">INTERFACE Descriptor Type. <br/></td></tr> |
| <tr class="separator:a67d7027b9eb9ed268d28e84fbc675707"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a3d66d88c5e928462aef62633449f1eb0"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3d66d88c5e928462aef62633449f1eb0"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#a3d66d88c5e928462aef62633449f1eb0">bInterfaceNumber</a></td></tr> |
| <tr class="memdesc:a3d66d88c5e928462aef62633449f1eb0"><td class="mdescLeft"> </td><td class="mdescRight">Number of this interface. Zero-based value identifying the index in the array of concurrent interfaces supported by this configuration. <br/></td></tr> |
| <tr class="separator:a3d66d88c5e928462aef62633449f1eb0"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a4cdd7aab185365e51a1e722f43073b8c"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a4cdd7aab185365e51a1e722f43073b8c"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#a4cdd7aab185365e51a1e722f43073b8c">bAlternateSetting</a></td></tr> |
| <tr class="memdesc:a4cdd7aab185365e51a1e722f43073b8c"><td class="mdescLeft"> </td><td class="mdescRight">Value used to select this alternate setting for the interface identified in the prior field. <br/></td></tr> |
| <tr class="separator:a4cdd7aab185365e51a1e722f43073b8c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:acec2e7d68271baace354a0539f3d7e3d"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acec2e7d68271baace354a0539f3d7e3d"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#acec2e7d68271baace354a0539f3d7e3d">bNumEndpoints</a></td></tr> |
| <tr class="memdesc:acec2e7d68271baace354a0539f3d7e3d"><td class="mdescLeft"> </td><td class="mdescRight">Number of endpoints used by this interface (excluding endpoint zero). If this value is zero, this interface only uses the Default Control Pipe. <br/></td></tr> |
| <tr class="separator:acec2e7d68271baace354a0539f3d7e3d"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ae899427763e325f03241afc69a6e1ea0"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#ae899427763e325f03241afc69a6e1ea0">bInterfaceClass</a></td></tr> |
| <tr class="memdesc:ae899427763e325f03241afc69a6e1ea0"><td class="mdescLeft"> </td><td class="mdescRight">Class code (assigned by the USB-IF). <a href="#ae899427763e325f03241afc69a6e1ea0">More...</a><br/></td></tr> |
| <tr class="separator:ae899427763e325f03241afc69a6e1ea0"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a3b3919d1203cd42550d77287f7585595"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#a3b3919d1203cd42550d77287f7585595">bInterfaceSubClass</a></td></tr> |
| <tr class="memdesc:a3b3919d1203cd42550d77287f7585595"><td class="mdescLeft"> </td><td class="mdescRight">Subclass code (assigned by the USB-IF). <br/> |
| These codes are qualified by the value of the bInterfaceClass field. <a href="#a3b3919d1203cd42550d77287f7585595">More...</a><br/></td></tr> |
| <tr class="separator:a3b3919d1203cd42550d77287f7585595"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a6872c4ec51fd061e2955f84d97bea2a7"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#a6872c4ec51fd061e2955f84d97bea2a7">bInterfaceProtocol</a></td></tr> |
| <tr class="memdesc:a6872c4ec51fd061e2955f84d97bea2a7"><td class="mdescLeft"> </td><td class="mdescRight">Protocol code (assigned by the USB). <br/> |
| These codes are qualified by the value of the bInterfaceClass and the bInterfaceSubClass fields. If an interface supports class-specific requests, this code identifies the protocols that the device uses as defined by the specification of the device class. <a href="#a6872c4ec51fd061e2955f84d97bea2a7">More...</a><br/></td></tr> |
| <tr class="separator:a6872c4ec51fd061e2955f84d97bea2a7"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a2e4535908d90f195c6347a91e15b544d"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2e4535908d90f195c6347a91e15b544d"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structtusb__descriptor__interface__t.html#a2e4535908d90f195c6347a91e15b544d">iInterface</a></td></tr> |
| <tr class="memdesc:a2e4535908d90f195c6347a91e15b544d"><td class="mdescLeft"> </td><td class="mdescRight">Index of string descriptor describing this interface. <br/></td></tr> |
| <tr class="separator:a2e4535908d90f195c6347a91e15b544d"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>USB Standard Interface Descriptor (section 9.6.1 table 9-12) </p> |
| |
| <p>Definition at line <a class="el" href="std__descriptors_8h_source.html#l00090">90</a> of file <a class="el" href="std__descriptors_8h_source.html">std_descriptors.h</a>.</p> |
| </div><h2 class="groupheader">Field Documentation</h2> |
| <a class="anchor" id="ae899427763e325f03241afc69a6e1ea0"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">uint8_t bInterfaceClass</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Class code (assigned by the USB-IF). </p> |
| <ul> |
| <li>A value of zero is reserved for future standardization. </li> |
| <li>If this field is set to FFH, the interface class is vendor-specific. </li> |
| <li>All other values are reserved for assignment by the USB-IF. </li> |
| </ul> |
| |
| <p>Definition at line <a class="el" href="std__descriptors_8h_source.html#l00097">97</a> of file <a class="el" href="std__descriptors_8h_source.html">std_descriptors.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a6872c4ec51fd061e2955f84d97bea2a7"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">uint8_t bInterfaceProtocol</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Protocol code (assigned by the USB). <br/> |
| These codes are qualified by the value of the bInterfaceClass and the bInterfaceSubClass fields. If an interface supports class-specific requests, this code identifies the protocols that the device uses as defined by the specification of the device class. </p> |
| <ul> |
| <li>If this field is reset to zero, the device does not use a class-specific protocol on this interface. </li> |
| <li>If this field is set to FFH, the device uses a vendor-specific protocol for this interface. </li> |
| </ul> |
| |
| <p>Definition at line <a class="el" href="std__descriptors_8h_source.html#l00099">99</a> of file <a class="el" href="std__descriptors_8h_source.html">std_descriptors.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a3b3919d1203cd42550d77287f7585595"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">uint8_t bInterfaceSubClass</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Subclass code (assigned by the USB-IF). <br/> |
| These codes are qualified by the value of the bInterfaceClass field. </p> |
| <ul> |
| <li>If the bInterfaceClass field is reset to zero, this field must also be reset to zero. </li> |
| <li>If the bInterfaceClass field is not set to FFH, all values are reserved for assignment by the USB-IF. </li> |
| </ul> |
| |
| <p>Definition at line <a class="el" href="std__descriptors_8h_source.html#l00098">98</a> of file <a class="el" href="std__descriptors_8h_source.html">std_descriptors.h</a>.</p> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this struct was generated from the following file:<ul> |
| <li>tinyusb/common/<a class="el" href="std__descriptors_8h_source.html">std_descriptors.h</a></li> |
| </ul> |
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