You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
22 lines
355 B
C
22 lines
355 B
C
#include <avr/io.h>
|
|
#include <avr/interrupt.h>
|
|
#include "millis.h"
|
|
|
|
volatile unsigned long _millis; // for millis tick !! Overflow every ~49.7 days
|
|
|
|
ISR (TIMER0_COMPA_vect)
|
|
{
|
|
_millis++; // INC millis tick
|
|
}
|
|
|
|
unsigned long millis(void)
|
|
{
|
|
//unsigned long i;
|
|
//cli();
|
|
//// Atomic tick reading
|
|
//i = _millis;
|
|
//sei();
|
|
//return i;
|
|
return _millis;
|
|
}
|