zadanie 2

#include<avr/io.h>

int main(void){
    DDRA = 0xFF;
    DDRB = 0x0F;
    unsigned char wezyk[10];
    wezyk[0] = 0b01000111;//E
    wezyk[1] = 0b01001110;//r
    wezyk[2] = 0b01000111;//o
    //PORTA = wezyk[1];
    //PORTB = 0b00000111;
    unsigned char ruchy[4][4] =
    {
        {0b01000111,0b11111111, 0b11111111,0b11111111},
        {0b01001110,0b11111111, 0b11111111,0b11111111},
        {0b01011110,0b11111110, 0b11111111,0b11111111},
        {0b01111110,0b11111110, 0b11111110,0b11111111}
    };

for(;;){
for(unsigned char j= 0 ; j < 4 ; j++){

    for (unsigned char i = 0; i<4 ; i++){
        PORTB = ~(_BV(3-i));
        PORTA = ruchy[j][i];
        for(unsigned long i=0; i<=10;i++){
                __asm__ ( "nop;");
            }
    }
    for(unsigned long i=0; i<=8000;i++){
                __asm__ ( "nop;");
            }


}
}

}