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边沿中断判断

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边沿中断判断

‎03-05-2018 08:13 PM
517 Views
李志强
Contributor I

我在lpc1518的p0_0引脚设置为边沿中断，进中断后，怎么判断是上升沿中断还是下降沿中断？如何做

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‎03-07-2018 07:26 PM
390 Views
jeremyzhou
NXP Employee
NXP Employee

Hi  李 志强,

非常感谢使用NXP产品，很高兴为你提供技术支持！
如果同时设置了上升沿和下降沿中断使能，没有寄存器位用于分别中断触发源的，
Have a great day,
TIC
 
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