#include #include #define __DELAY_BACKWARD_COMPATIBLE__ #include #include #include static void init(void) { PIND |= 1 << 4; DDRD |= 1 << 4; _delay_ms(2000); } static void blinker(void) { size_t i; for(i = 0; i < 5; ++i) { PORTD |= 1 << 4; _delay_ms(800); PORTD &= ~(1 << 4); _delay_ms(200); } stop_app(); } REGISTER(blinker, init, NULL);