/sys/devices/platform/pwm-backlight/backlight/pwm-backlight #
echo "10" > brightness
本文介绍了一种通过命令行调整Linux系统中屏幕亮度的方法。具体操作是使用echo命令将数值写入/sys/devices/platform/pwm-backlight/backlight/pwm-backlight/brightness文件来改变亮度。
/sys/devices/platform/pwm-backlight/backlight/pwm-backlight #
echo "10" > brightness
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