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  • /* Teensyduino Core Library
     * http://www.pjrc.com/teensy/
     * Copyright (c) 2013 PJRC.COM, LLC.
     *
     * Permission is hereby granted, free of charge, to any person obtaining
     * a copy of this software and associated documentation files (the
     * "Software"), to deal in the Software without restriction, including
     * without limitation the rights to use, copy, modify, merge, publish,
     * distribute, sublicense, and/or sell copies of the Software, and to
     * permit persons to whom the Software is furnished to do so, subject to
     * the following conditions:
     *
     * 1. The above copyright notice and this permission notice shall be 
     * included in all copies or substantial portions of the Software.
     *
     * 2. If the Software is incorporated into a build system that allows 
     * selection among a list of target devices, then similar target
     * devices manufactured by PJRC.COM must be included in the list of
     * target devices and selectable in the same manner.
     *
     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
     * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
     * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     * SOFTWARE.
     */
    
    #ifndef _usb_dev_h_
    #define _usb_dev_h_
    
    #include "usb_desc.h"
    
    #ifdef __cplusplus
    extern "C" {
    #endif
    
    void usb_init(void);
    void usb_isr(void);
    
    extern volatile uint8_t usb_configuration;
    
    #ifdef __cplusplus
    }
    #endif
    
    #endif