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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/1390058/dp83tc814r-q1-unused-pin
工具与软件：
嗨、团队、
我可以问是否3个 LED/GPIO、TX、RX 接口引脚未使用、可以 悬空吗？
谢谢！
此致、
Ivy
您好、Ivy：
如果未使用、LED 引脚和 CLKOUT 可以保持悬空。
David
