#define AO_EXTI_MODE_PULL_UP 4
#define AO_EXTI_MODE_PULL_DOWN 8
#define AO_EXTI_PRIORITY_LOW 16
#define AO_EXTI_PRIORITY_MED 0
#define AO_EXTI_PRIORITY_HIGH 32
#define AO_EXTI_MODE_PULL_UP 4
#define AO_EXTI_MODE_PULL_DOWN 8
#define AO_EXTI_PRIORITY_LOW 16
#define AO_EXTI_PRIORITY_MED 0
#define AO_EXTI_PRIORITY_HIGH 32