34 lines
1.1 KiB
C
34 lines
1.1 KiB
C
// Vectors 0-15 are for regular pins
|
|
// Vectors 16-22 are for internal sources.
|
|
//
|
|
// Use the following constants for the internal sources:
|
|
|
|
#define EXTI_PVD_OUTPUT (16)
|
|
#define EXTI_RTC_ALARM (17)
|
|
#define EXTI_USB_OTG_FS_WAKEUP (18)
|
|
#define EXTI_ETH_WAKEUP (19)
|
|
#define EXTI_USB_OTG_HS_WAKEUP (20)
|
|
#define EXTI_RTC_TIMESTAMP (21)
|
|
#define EXTI_RTC_WAKEUP (22)
|
|
|
|
#define EXTI_NUM_VECTORS (23)
|
|
|
|
#define EXTI_MODE_INTERRUPT (offsetof(EXTI_TypeDef, IMR))
|
|
#define EXTI_MODE_EVENT (offsetof(EXTI_TypeDef, EMR))
|
|
|
|
#define EXTI_TRIGGER_RISING (offsetof(EXTI_TypeDef, RTSR))
|
|
#define EXTI_TRIGGER_FALLING (offsetof(EXTI_TypeDef, FTSR))
|
|
#define EXTI_TRIGGER_RISING_FALLING (EXTI_TRIGGER_RISING + EXTI_TRIGGER_FALLING) // just different from RISING or FALLING
|
|
|
|
void extint_init(void);
|
|
|
|
uint extint_register(mp_obj_t pin_obj, mp_obj_t mode_obj, mp_obj_t trigger_obj, mp_obj_t callback_obj, bool override_callback_obj, void *param);
|
|
|
|
void extint_enable(uint line);
|
|
void extint_disable(uint line);
|
|
void extint_swint(uint line);
|
|
|
|
void Handle_EXTI_Irq(uint32_t line);
|
|
|
|
extern const mp_obj_type_t extint_type;
|