time_keeper.h

/*******************************************************************************
 * Copyright (c) 2009-2014, MAV'RIC Development Team
 * All rights reserved.
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/*******************************************************************************
 * \file time_keeper.h
 * 
 * \author MAV'RIC Team
 * \author Felix Schill
 *   
 * \brief This file is used to interact with the clock of the microcontroller
 * 
 ******************************************************************************/


#ifndef TIME_KEEPER_H_
#define TIME_KEEPER_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include "ast.h"

#define TK_AST_FREQUENCY 1000000                    
#define AST_PRESCALER_SETTING 5                     


void time_keeper_init(void);

double time_keeper_get_time(void);

uint32_t time_keeper_get_millis(void);

uint32_t time_keeper_get_micros(void);

uint32_t time_keeper_get_time_ticks(void);

float time_keeper_ticks_to_seconds(uint32_t timer_ticks);

void time_keeper_delay_micros(int32_t microseconds);

void time_keeper_delay_until(uint32_t until_time);

#ifdef __cplusplus
}
#endif

#endif /* TIME_KEEPER_H_ */