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#include <avr/interrupt.h>
#define LED1_PIN (1<<PA0)
#define LED2_PIN (1<<PA1)
#define LED3_PIN (1<<PA2)
#define LED4_PIN (1<<PA3)
#define LED5_PIN (1<<PA4)
#define LED6_PIN (1<<PA5)
#define LED7_PIN (1<<PA6)
#define LED8_PIN (1<<PA7)
#define LED1_ON PORTA &= ~LED1_PIN //załączenie diody 1
#define LED1_OFF PORTA |= LED1_PIN //wyłączenie diody 1
#define LED2_ON PORTA &= ~LED2_PIN
#define LED2_OFF PORTA |= LED2_PIN
#define LED3_ON PORTA &= ~LED3_PIN
#define LED3_OFF PORTA |= LED3_PIN
#define LED4_ON PORTA &= ~LED4_PIN
#define LED4_OFF PORTA |= LED4_PIN
#define LED5_ON PORTA &= ~LED5_PIN
#define LED5_OFF PORTA |= LED5_PIN
#define LED6_ON PORTA &= ~LED6_PIN
#define LED6_OFF PORTA |= LED6_PIN
#define LED7_ON PORTA &= ~LED7_PIN
#define LED7_OFF PORTA |= LED7_PIN
#define LED7_ON PORTA &= ~LED7_PIN
#define LED7_OFF PORTA |= LED7_PIN
#define LED8_ON PORTA &= ~LED8_PIN
#define LED8_OFF PORTA |= LED8_PIN
//definicje zmiennych
//uint8_t x;
//int main(void)
//{
/* TCNT1 = 0;
DDRA |= ( LED1_PIN | LED2_PIN | LED3_PIN | LED4_PIN | LED5_PIN | LED6_PIN | LED7_PIN | LED8_PIN); //kierunek pinu - wyjściowy
//PORTA &= ~ LED1_PIN | LED2_PIN | LED3_PIN | LED4_PIN | LED5_PIN | LED6_PIN | LED7_PIN; // wyłączenie diód
TIMSK |= (1<<OCIE1A); //Przerwanie overflow (przepełnienie timera)
TCCR1B |= (1 << WGM12); //Tryb CTC
OCR1A = 15624;
TCCR1B |= (1<<CS10) | (1<<CS11); // źródłem CLK, preskaler 1024
x=0;
while(x<8) //wykona się pięć razy
{
// LED1_ON; //załączenie diody
LED1_OFF;
LED2_OFF; //załączenie diody
LED3_OFF; //załączenie diody
LED4_OFF; //załączenie diody
LED5_OFF; //załączenie diody
LED6_OFF; //załączenie diody
LED7_OFF; //załączenie diody
LED8_OFF; //załączenie diody
x=x+1;
}
}
*/
void timer1_init()
{
TCCR1B |= (1 << WGM12)|(1 << CS11)| (1 << CS10);
TCNT1 = 0;
OCR1A = 10000;
}
int main (void)
{
DDRA |= (1 << 0);
timer1_init();
while(1)
{
if (TIFR & (1 << OCF1A))
{
PORTA ^=(1 << 0);
}
TIFR |= (1 << OCF1A);
}
}
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