串口是打开了,但是我没有权限使用串口,去dev里面看已经是777了,enforce也是pressive模式了,实在不理解为什么会这样,下面贴一些代码,求解答,为什么会没有权限操控啊

CodePudding user response:

Seeing a serial port equipment user groups are root, but can I use someone else's database

CodePudding user response:

Please answer ah, is really confusing

CodePudding user response:

You study with esoteric ah,