00001 /* ---------------------------------------------------------------------------- 00002 * SAM Software Package License 00003 * ---------------------------------------------------------------------------- 00004 * Copyright (c) 2014, Atmel Corporation 00005 * 00006 * All rights reserved. 00007 * 00008 * Redistribution and use in source and binary forms, with or without 00009 * modification, are permitted provided that the following conditions are met: 00010 * 00011 * - Redistributions of source code must retain the above copyright notice, 00012 * this list of conditions and the disclaimer below. 00013 * 00014 * Atmel's name may not be used to endorse or promote products derived from 00015 * this software without specific prior written permission. 00016 * 00017 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR 00018 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 00019 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE 00020 * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, 00021 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00022 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 00023 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00024 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00025 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 00026 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00027 * ---------------------------------------------------------------------------- 00028 */ 00029 00030 /** \dir usb/common 00031 * 00032 * \section Purpose 00033 * 00034 * This directory contains highly re-usable code from USB standard and some 00035 * classes specifications for general use. 00036 * 00037 * \section Contents 00038 * This directory provides two sections of definitions: 00039 * -# Definitions, structures and functions from USB specification, 00040 * commonly used for all USB classes and projects. 00041 * - core: for USB specification 00042 * -# Definitions, structures and functions from class-specific 00043 * specification commonly used for class related project ONLY. 00044 * - cdc: for USB Communication Device Class (CDC) 00045 * - hid: for USB Human Interface Device Class (HID) 00046 * - massstorage: for USB Mass Storage Class (MS) 00047 * - audio: for USB Audio Class (AUD) 00048 * 00049 * For more information about what a particular group contains, please refer to 00050 * its documentation page. 00051 * 00052 */