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en:c1_hardware_irq [2016/04/26 11:52] charles.park [Usage] |
en:c1_hardware_irq [2016/06/09 10:15] (current) brian.kim [Usage] |
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===== Usage ===== | ===== Usage ===== | ||
To use the GPIO Interrupt in the User space, you must export the GPIO and add the Trigger option in Edge parameter.\\ | To use the GPIO Interrupt in the User space, you must export the GPIO and add the Trigger option in Edge parameter.\\ | ||
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- | GPIO SYSFS node is accessible via **/sys/class/aml_gpio/**.\\ | ||
=== GPIO Export === | === GPIO Export === |