[4-1 标准一进一出设置](4.1%20%E6%A0%87%E5%87%86%E4%B8%80%E8%BF%9B%E4%B8%80%E5%87%BA%E8%AE%BE%E7%BD%AE.md) [4-2 通道口调试方法](4.2%E9%80%9A%E9%81%93%E5%8F%A3%E8%B0%83%E8%AF%95%E6%96%B9%E6%B3%95.md) [4-3通道授权设置方法](4-3%E9%80%9A%E9%81%93%E6%8E%88%E6%9D%83%E8%AE%BE%E7%BD%AE%E6%96%B9%E6%B3%95.md)