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    coolpi 4b led red & green control example

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    • 大法师
      大法师 last edited by

      板载两颗led灯,均可以软件操作亮灭以及闪烁,参考如下:

      echo 0 > /sys/class/leds/led1-r/brightness
      echo 255 > /sys/class/leds/led1-r/brightness
      echo none > /sys/class/leds/led1-r/trigger
      or
      echo timer > /sys/class/leds/led1-r/trigger
      

      jack@cool-pi.com

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