//Overflow interrupt
ISR(TIMER1_COMPA_vect)
-{\r
+{
clock_datetime += 1;
}
//Initialise the clock
-void clock_init()\r
-{\r
+void clock_init()
+{
OCR1A = ((F_CPU / 1024) / 100);
TCCR1B = ((1 << WGM12) | (1 << CS12) | (1 << CS10));
TIMSK1 = (1 << OCIE1A);
}
//Return time
-clock_time_t clock_time()\r
-{\r
+clock_time_t clock_time()
+{
clock_time_t time;
- cli();
+ ATOMIC_BLOCK(ATOMIC_FORCEON)
+ {
time = clock_datetime;
- sei();
+ }
return time;
}