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#ifndef _TIMER_H
#define _TIMER_H
#include <stdint.h>
#include <avr/io.h>
// time-related constants
#define US * (F_CPU / 1000000)
#define MS * (F_CPU / 1000)
/*
clock stuff
*/
extern volatile uint8_t clock_flag_10ms;
extern volatile uint8_t clock_flag_250ms;
extern volatile uint8_t clock_flag_1s;
// If the specific bit is set, execute the following block exactly once
// and then clear the flag.
#define ifclock(F) for (;F;F=0 )
/*
timer stuff
*/
void timer_init(void) __attribute__ ((cold));
void setTimer(uint32_t delay);
void timer_stop(void);
#endif /* _TIMER_H */