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products:sbc:common:applications:gpio:40pin-header

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products:sbc:common:applications:gpio:40pin-header [2023/08/16 06:30]
jacobe [Get GPIO value]
products:sbc:common:applications:gpio:40pin-header [2023/08/16 06:31]
jacobe [Set GPIO value]
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 ```shell ```shell
-$ echo 1 | sudo tee /sys/class/gpio/gpio465/value # Set GPIO output high +$ echo 1 | sudo tee /sys/class/gpio/gpio111/value # Set GPIO output high 
-$ echo 0 | sudo tee /sys/class/gpio/gpio465/value # Set GPIO output low+$ echo 0 | sudo tee /sys/class/gpio/gpio111/value # Set GPIO output low
 ``` ```
  
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 ```shell ```shell
-$ echo 465 | sudo tee /sys/class/gpio/unexport+$ echo 111 | sudo tee /sys/class/gpio/unexport
 ``` ```
  
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 ```shell ```shell
-khadas@Khadas:~$ echo 465 | sudo tee /sys/class/gpio/export +khadas@Khadas:~$ echo 111 | sudo tee /sys/class/gpio/export 
 tee: /sys/class/gpio/export: Invalid argument tee: /sys/class/gpio/export: Invalid argument
 ``` ```
  
Last modified: 2023/08/16 06:33 by jacobe