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[drivers][pin]增加两种IO中断模式

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tangyuxin committed 2018-03-15 11:12:22 +08:00
1 parent 93f5e3e466
commit a745d5ee03
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components/drivers/include/drivers/pin.h
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@@ -52,6 +52,8 @@ struct rt_device_pin
#define PIN_IRQ_MODE_RISING 0x00
#define PIN_IRQ_MODE_FALLING 0x01
#define PIN_IRQ_MODE_RISING_FALLING 0x02
#define PIN_IRQ_MODE_HIGH_LEVEL 0x03
#define PIN_IRQ_MODE_LOW_LEVEL 0x04
#define PIN_IRQ_DISABLE 0x00
#define PIN_IRQ_ENABLE 0x01