usb_device_task.h

来自「ATMEL 90usb128 USB HID source,include US」· C头文件 代码 · 共 88 行

/**
 * @file usb_device_task.h,v
 *
 * Copyright (c) 2004 Atmel.
 *
 * Please read file license.txt for copyright notice.
 *
 * @brief This file contains the function declarations for USB device task
 *
 * @version 1.2 at90usb162-hidgen-1_0_1 $Id: usb_device_task.h,v 1.2 2006/08/31 07:37:39 rletendu Exp $
 *
 * @todo
 * @bug
 */

#ifndef _USB_DEVICE_TASK_H_
#define _USB_DEVICE_TASK_H_

//! @defgroup usb_device_task USB device task module
//! @{

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//_____ M A C R O S ________________________________________________________


//_____ D E C L A R A T I O N S ____________________________________________



//!
//! @brief This function initializes the USB device controller.
//!
//! This function enables the USB controller and init the USB interrupts.
//! The aim is to allow the USB connection detection in order to send
//! the appropriate USB event to the operating mode manager.
//!
//!
//! @param none
//!
//! @return none
//!
void usb_device_task_init     (void);

//!
//! @brief This function initializes the USB device controller
//!
//! This function enables the USB controller and init the USB interrupts.
//! The aim is to allow the USB connection detection in order to send
//! the appropriate USB event to the operating mode manager.
//! Start device function is executed once VBUS connection has been detected
//! either by the VBUS change interrupt either by the VBUS high level
//!
//! @param none
//!
//! @return none
//!
void usb_start_device  (void);

//! @brief Entry point of the USB device mamagement
//!
//! This function is the entry point of the USB management. Each USB
//! event is checked here in order to launch the appropriate action.
//! If a Setup request occurs on the Default Control Endpoint,
//! the usb_process_request() function is call in the usb_standard_request.c file
//!
//! @param none
//!
//! @return none
void usb_device_task   (void);

#ifndef BYPASS_USB_AUTOBAUD
//! @brief USB based autobaud function
//!
//! This function configures the pll prescaler to get USB functionnnal with current XTAL
//!
//! @param none
//!
//! @return none
void usb_autobaud(void);
#endif

//! @}

#endif /* _USB_DEVICE_TASK_H_ */