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en:xu3_hardware_irq [2016/01/30 11:35]
odroid [Usage]
en:xu3_hardware_irq [2016/01/30 11:36] (current)
odroid [Usage]
Line 14: Line 14:
 echo 26 > /​sys/​class/​gpio/​export echo 26 > /​sys/​class/​gpio/​export
 </​code>​ </​code>​
-=== Limitation of GPIO interrupt === 
-There are only 6 interrupts for the GPIOs. 
-If you use the falling and rising triggers together, you can use only 3 GPIOs for the interrupt. 
-If you use only the falling or rising, 6 GPIOs can be assigned for the interrupt. 
 === User Space Example code === === User Space Example code ===
en/xu3_hardware_irq.txt ยท Last modified: 2016/01/30 11:36 by odroid
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