#include #include #include #include "uart.h" extern FILE uart_stdout; int main(void) { uart_init(); stdout = &uart_stdout; printf("Init done\n"); DDRD |= (1 << PD7); while(1){ /* PORTD |= (1 << PD7); PORTD &= ~(1 << PD7); */ PORTD ^= (1 << PD7); } return 0 ; }