def METHOD_NAME(first_register_number, values):
    data = [0xC0, first_register_number]
    if isinstance(values, (list, tuple)):
        data.extend(values)
    else:
        data.append(values)
    i2c.send_start_bit()
    i2c.bulk_trans(len(data), data)
    i2c.send_stop_bit()