gpio_ll_irq.h File Reference

IRQ Support in Peripheral GPIO Low-Level API. More...

Detailed Description

IRQ Support in Peripheral GPIO Low-Level API.

Author

Marian Buschsieweke maria.nosp@m.n.bu.nosp@m.schsi.nosp@m.ewek.nosp@m.e@ovg.nosp@m.u.de

Warning

This API is not stable yet and intended for internal use only as of now.

Definition in file gpio_ll_irq.h.

#include <inttypes.h>
#include <stdbool.h>
#include <stdint.h>
#include "periph/gpio_ll.h"

Include dependency graph for gpio_ll_irq.h:

Go to the source code of this file.

Typedefs
typedef void(*	gpio_ll_cb_t) (void *arg)
	Signature of event callback function that is called on IRQs.

Enumerations
enum	gpio_irq_trig_t {   GPIO_TRIGGER_EDGE_FALLING , GPIO_TRIGGER_EDGE_RISING , GPIO_TRIGGER_EDGE_BOTH , GPIO_TRIGGER_LEVEL_HIGH ,   GPIO_TRIGGER_LEVEL_LOW }
	Definition of possible IRQ triggers. More...

Functions
int	gpio_ll_irq (gpio_port_t port, uint8_t pin, gpio_irq_trig_t trig, gpio_ll_cb_t cb, void *arg)
	Set up an IRQ for the given GPIO pin and activate it.
void	gpio_ll_irq_mask (gpio_port_t port, uint8_t pin)
	Mask IRQs on the given GPIO pin.
void	gpio_ll_irq_unmask (gpio_port_t port, uint8_t pin)
	Unmask IRQs on the given GPIO pin.
void	gpio_ll_irq_unmask_and_clear (gpio_port_t port, uint8_t pin)
	Unmask IRQs on the given GPIO pin and clear pending IRQs.
void	gpio_ll_irq_off (gpio_port_t port, uint8_t pin)
	Disable IRQs on the given GPIO pin.