timetick.h

Go to the documentation of this file.

/* ---------------------------------------------------------------------------- */
/*                  Atmel Microcontroller Software Support                      */
/*                       SAM Software Package License                           */
/* ---------------------------------------------------------------------------- */
/* Copyright (c) 2015, Atmel Corporation                                        */
/*                                                                              */
/* All rights reserved.                                                         */
/*                                                                              */
/* Redistribution and use in source and binary forms, with or without           */
/* modification, are permitted provided that the following condition is met:    */
/*                                                                              */
/* - Redistributions of source code must retain the above copyright notice,     */
/* this list of conditions and the disclaimer below.                            */
/*                                                                              */
/* Atmel's name may not be used to endorse or promote products derived from     */
/* this software without specific prior written permission.                     */
/*                                                                              */
/* DISCLAIMER:  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   */
/* 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.                           */
/* ---------------------------------------------------------------------------- */
 
#ifndef _TIMETICK_
#define _TIMETICK_
 
/*----------------------------------------------------------------------------
 *         Headers
 *----------------------------------------------------------------------------*/
 
#include <stdint.h>
 
/*----------------------------------------------------------------------------
 *         Definitions
 *----------------------------------------------------------------------------*/
 
typedef struct {
    volatile uint32_t *pTimer1;
    volatile uint32_t *pTimer2;
    volatile uint32_t *pTimer3;
    volatile uint32_t *pTimer4;
} SyTickDelayCounter_t;
 
/*----------------------------------------------------------------------------
 *         Definitions
 *----------------------------------------------------------------------------*/
typedef struct _TimeEvent {
    uint32_t event;
    uint32_t time_tick;
    uint32_t time_start;
    uint32_t occur;
    struct  _TimeEvent *pPreEvent;
    struct  _TimeEvent *pNextEvent;
} TimeEvent;
 
/*----------------------------------------------------------------------------
 *         Global functions
 *----------------------------------------------------------------------------*/
 
uint32_t TimeTick_Configure(void);
 
void TimeTick_Increment(uint32_t dwInc);
 
uint32_t GetDelayInTicks(uint32_t startTick, uint32_t endTick);
 
uint32_t GetTicks(void);
 
void Wait(volatile uint32_t dwMs);
 
void Sleep(volatile uint32_t dwMs);
 
extern void SetTimeEvent(TimeEvent *pEvent);
 
#endif /* _TIMETICK_ */