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/**
* \file
*
* \brief Declaration of main function used by Composite example 4
*
* Copyright (c) 2011-2015 Atmel Corporation. All rights reserved.
*
* \asf_license_start
*
* \page License
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The name of Atmel may not be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 4. This software may only be redistributed and used in connection with an
* Atmel microcontroller product.
*
* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* \asf_license_stop
*
*/
/*
* Support and FAQ: visit <a href="https://www.atmel.com/design-support/">Atmel Support</a>
*/
#ifndef _USB_TASK_H_
#define _USB_TASK_H_
#include "usb_protocol_cdc.h"
#ifdef __cplusplus
extern "C" {
#endif
/*! \brief Called by MSC interface
* Callback running when USB Host enable MSC interface
*
* \retval true if MSC startup is ok
*/
bool usb_task_msc_enable(void);
/*! \brief Called by MSC interface
* Callback running when USB Host disable MSC interface
*/
void usb_task_msc_disable(void);
/*! \brief Opens the communication port
* This is called by CDC interface when USB Host enable it.
*
* \retval true if cdc startup is successfully done
*/
bool usb_task_cdc_enable(const uint8_t port);
/*! \brief Closes the communication port
* This is called by CDC interface when USB Host disable it.
*/
void usb_task_cdc_disable(const uint8_t port);
/*! \brief Save new DTR state to change led behavior.
* The DTR notify that the terminal have open or close the communication port.
*/
void usb_task_cdc_set_dtr(const uint8_t port, const bool b_enable);
/*! \brief Check if MSC is enumerated and configured on the PC side
*/
bool usb_task_msc_isenabled(void);
/*! \brief Check if CDC is enumerated and configured on the PC side
*/
bool usb_task_cdc_isenabled(void);
/*! \brief Check if CDC is actually OPEN by an application on the PC side
* assuming DTR signal means a program is listening to messages
*/
bool usb_task_cdc_dtr_active(void);
/*! \brief Called by UDC when USB Host request a extra string different
* of this specified in USB device descriptor
*/
bool usb_task_extra_string(void);
/*! \brief Called by UDC when USB Host performs unknown requests
*/
bool usb_task_other_requests(void);
/*! \brief Called by CDC interface
* Callback running when CDC device have received data
*/
void usb_task_cdc_rx_notify(const uint8_t port);
/*! \brief Configures communication line
*
* \param cfg line configuration
*/
void usb_task_cdc_config(const uint8_t port, usb_cdc_line_coding_t *cfg);
/*! \brief The USB device interrupt
*/
void USBD_ISR(void);
/*! \brief USB task init
*/
void usb_task_init(void);
/*! \brief USB task idle
*/
void usb_task_idle(void);
#ifdef __cplusplus
}
#endif
#endif // _USB_TASK_H_
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