Other Parts Discussed in Thread: TCA6424 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1002920/processor-sdk-am64x-trying-to-control-a-led-with-a-sysfs-interface 器件型号…