#include <avr/io.h>

interrupt [EXT_INT2]void external_int2(void)
{
PORTF=0xC0;
delay_ms(250);
EIFR=0x04;
}
void main(void)
{
DDRD=0x00;
DDRB=0xFF;
DDRF=0xFF;
DDRE=0xFF;
while(1)
{
for(a=0;a<10;a++)
{
PORTF=fnd[a];
delay_ms(250);
}
for(b=0;b<8;b++)
{
PORTE=led[b];
delay_ms(250);
}
lcd_init(16);
lcd_gotoxy(0,0);
lcd_putsf("Hello World");
lcd_gotoxy(0,1);
lcd_pursf("CodevisionAVR");
delay_ms(100);
PORTE=0x01;
delay_ms(100);
}
}
 자꾸 오류가 뜨네요ㅜㅜ