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@holachek
Created August 10, 2012 02:57
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Toggle PD6 every second using AVR timers
#define LEDPORT PORTD
#define LEDBIT PD6
#define LEDDDR DDRD
#include <avr/io.h>
int main (void)
{
LEDDDR |= (1 << LEDBIT); // set LED pin as an output
TCCR1B |= ((1 << CS10) | (1 << CS11)); // configure timer prescaling
for(;;)
{
if (TCNT1 >= 15624) // when the timer counts one second
{
LEDPORT ^= (1 << LEDBIT); // toggle the LED
TCNT1 = 0; // and reset the timer value
}
}
return 0; // the program executed successfully
}
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