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 /**\file 00031 Title: HIDKeypad implementation 00032 00033 About: Purpose 00034 Implementation of HID keypad usage page methods. 00035 */ 00036 00037 /**\addtogroup usb_hid 00038 *@{ 00039 */ 00040 00041 /*------------------------------------------------------------------------------ 00042 * Headers 00043 *------------------------------------------------------------------------------*/ 00044 00045 #include "HIDUsages.h" 00046 00047 /*------------------------------------------------------------------------------ 00048 * Exported functions 00049 *------------------------------------------------------------------------------*/ 00050 00051 /** 00052 * Indicates if the given key code is associated with a modified key. 00053 * \param key Key code. 00054 * \return 1 if the key code represents a modifier key; otherwise 0. 00055 */ 00056 uint8_t HIDKeypad_IsModifierKey(uint8_t key) 00057 { 00058 return ((key >= HIDKeypad_LEFTCONTROL) && (key <= HIDKeypad_RIGHTGUI)); 00059 } 00060 00061 /**@}*/