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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;
#define CLOCK_FLAG_10MS 1
#define CLOCK_FLAG_250MS 2
#define CLOCK_FLAG_1S 4
#define ifclock(F) for (;clock_flag & (F);clock_flag &= ~(F))
/*
timer stuff
*/
void timer_init(void) __attribute__ ((cold));
void setTimer(uint32_t delay);
void timer_stop(void);
#endif /* _TIMER_H */