106 lines
1.6 KiB
C
106 lines
1.6 KiB
C
#define F_CPU 16000000
|
|
#define MS_DELAY 1000
|
|
#include <avr/io.h>
|
|
#include <util/delay.h>
|
|
|
|
volatile int i,j,k;
|
|
|
|
int main (void) {
|
|
|
|
|
|
//DDRB &= 0x7F;
|
|
//PORTB &= 0x7F;
|
|
DDRC = 0xff;
|
|
PORTC = 0xff;
|
|
|
|
//while(1);
|
|
|
|
|
|
PORTC = 0x00;
|
|
|
|
while(1)
|
|
{
|
|
//toggling pin 37
|
|
PORTC = 0x01;
|
|
// PORTC ^= 0xff;
|
|
|
|
|
|
for (i = 0; i < 500; i++)
|
|
{
|
|
for (j = 0; j < 10; j++)
|
|
{
|
|
for (k = 0; k < 10; k++);
|
|
}
|
|
}
|
|
|
|
PORTC = 0x00;
|
|
//PORTB &= 0x00;
|
|
for (i = 0; i < 500; i++)
|
|
{
|
|
for (j = 0; j < 10; j++)
|
|
{
|
|
for (k = 0; k < 10; k++);
|
|
}
|
|
}
|
|
|
|
//PORTB &= 0x00;
|
|
//PORTB |= 0x80;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
//DDRB |= ~_BV(DDB7);
|
|
|
|
/* while(1){
|
|
//PORTB |= 0x20;
|
|
PORTB |= (0<<PB7) ;
|
|
_delay_ms(1000);
|
|
// PORTB &= ~0x20;
|
|
PORTB &= ~(0<<PB7) ;
|
|
_delay_ms(1000);
|
|
} */
|
|
|
|
/*while(1) {
|
|
//Set to one the fifth bit of PORTB to one
|
|
// Set to HIGH the pin 13
|
|
PORTB |= _BV(PORTB7);
|
|
|
|
//Wait 3000 ms
|
|
_delay_ms(MS_DELAY);
|
|
|
|
//Set to zero the fifth bit of PORTB
|
|
//Set to LOW the pin 13
|
|
PORTB &= _BV(PORTB7);
|
|
|
|
//Wait 3000 ms
|
|
_delay_ms(MS_DELAY);
|
|
}*/
|
|
|
|
}
|
|
|
|
|
|
/*
|
|
#include <avr/io.h>
|
|
#define F_CPU 1000000
|
|
#include <util/delay.h>
|
|
|
|
int main(void)
|
|
{
|
|
DDRA = 0x01;
|
|
|
|
while(1)
|
|
{
|
|
PORTA = 0x01;
|
|
_delay_ms(1000);
|
|
PORTA = 0x00;
|
|
_delay_ms(1000);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
*/
|