並前往https://blog.xuite.net/bob78bow/swift/6544847-%5B%E5%8B%B8%E6%95%97%5DGTR+LED%E5%B0%BE%E7%87%88%28%E5%85%BC%E5%85%B7%E5%AE%89%E5%85%A8%E5%8F%88%E6%9C%89%E7%82%AB%E7%87%BF%E6%80%A7%E7%9A%84LED%E5%B0%BE%E7%87%88%29