PX30 Android8.1 echo和cat 背光


> 不同得系统brightness所在得路径不一样,找一下就ok了。

设置背光:

echo 255 > sys/class/backlight/backlight/brightness

查看背光:

cat sys/class/backlight/backlight/brightness

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转载自blog.csdn.net/qq_38312843/article/details/105507881