00001 /* ---------------------------------------------------------------------------- 00002 * ATMEL Microcontroller Software Support 00003 * ---------------------------------------------------------------------------- 00004 * Copyright (c) 2008, 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 /** \file 00031 * 00032 * \section Purpose 00033 * 00034 * Definition of several callbacks which are triggered by the USB software 00035 * driver after receiving specific requests. 00036 * 00037 * \section Usage 00038 * 00039 * -# Re-implement the USBDDriverCallbacks_ConfigurationChanged 00040 * callback to know when the hosts changes the active configuration of 00041 * the device. 00042 * -# Re-implement the USBDDriverCallbacks_InterfaceSettingChanged 00043 * callback to get notified whenever the active setting of an interface 00044 * is changed by the host. 00045 * 00046 * \addtogroup usbd_interface 00047 *@{ 00048 */ 00049 00050 /*------------------------------------------------------------------------------ 00051 * Headers 00052 *------------------------------------------------------------------------------*/ 00053 00054 #include "USBDDriver.h" 00055 #include <USBLib_Trace.h> 00056 00057 /*------------------------------------------------------------------------------ 00058 * Global functions 00059 *------------------------------------------------------------------------------*/ 00060 00061 /** 00062 * Indicates that the current configuration of the device has changed. 00063 * \param cfgnum New device configuration index. 00064 */ 00065 WEAK void USBDDriverCallbacks_ConfigurationChanged(uint8_t cfgnum) 00066 { 00067 cfgnum = cfgnum; 00068 TRACE_INFO_WP("cfgChanged%d ", cfgnum); 00069 } 00070 00071 /** 00072 * Notifies of a change in the currently active setting of an interface. 00073 * \param interface Number of the interface whose setting has changed. 00074 * \param setting New interface setting. 00075 */ 00076 WEAK void USBDDriverCallbacks_InterfaceSettingChanged( 00077 uint8_t interface, 00078 uint8_t setting) 00079 { 00080 interface = interface; setting = setting; 00081 TRACE_INFO_WP("ifSettingChanged%d.%d ", interface, setting); 00082 } 00083 00084 /**@}*/