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@@ -52,6 +52,8 @@ struct rt_device_pin
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#define PIN_IRQ_MODE_RISING 0x00
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#define PIN_IRQ_MODE_FALLING 0x01
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#define PIN_IRQ_MODE_RISING_FALLING 0x02
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+#define PIN_IRQ_MODE_HIGH_LEVEL 0x03
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+#define PIN_IRQ_MODE_LOW_LEVEL 0x04
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#define PIN_IRQ_DISABLE 0x00
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#define PIN_IRQ_ENABLE 0x01
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Bernard Xiong