void pin_init(void) { DDRA = 0b00000001; DDRD = 0b00000011; DDRH = 0b00011000; DDRE = 0b00011000; clearb(PORTH, PH4); clearb(PORTH, PH3); clearb(PORTE, PE3); clearb(PORTE, PE4); }
void freeb(Buf *b) { clearb(b); free(b->dat); }