點(diǎn)燈
[armadillo ~]# echo 1 > /sys/class/leds/yellow/brightness
[armadillo ~]# echo 0 > /sys/class/leds/yellow/brightness
間歇閃亮
[armadillo ~]# echo timer > /sys/class/leds/red/trigger
[armadillo ~]# echo 1000 > /sys/class/leds/red/delay_on
[armadillo ~]# echo 500 > /sys/class/leds/red/delay_off
