def METHOD_NAME(self):
    for i in range(0, self.word_size + self.num_spare_cols):
        self.add_pin(self.data_name + "_{0}".format(i), "OUTPUT")
        self.add_pin(self.get_bl_name() + "_{0}".format(i), "INPUT")
        self.add_pin(self.get_br_name() + "_{0}".format(i), "INPUT")
    self.add_pin(self.en_name, "INPUT")
    self.add_pin("vdd", "POWER")
    self.add_pin("gnd", "GROUND")