gpio_ll_irq.h

Go to the documentation of this file.

/*
 * Copyright (C) 2020 Gunar Schorcht
 *               2021 Otto-von-Guericke-Universität Magdeburg
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#ifndef PERIPH_GPIO_LL_IRQ_H
#define PERIPH_GPIO_LL_IRQ_H
 
#include <inttypes.h>
#include <stdbool.h>
#include <stdint.h>
 
#include "periph/gpio_ll.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if !defined(HAVE_GPIO_IRQ_TRIG_T) || defined(DOXYGEN)
typedef enum {
    GPIO_TRIGGER_EDGE_FALLING,  
    GPIO_TRIGGER_EDGE_RISING,   
    GPIO_TRIGGER_EDGE_BOTH,     
    GPIO_TRIGGER_LEVEL_HIGH,    
    GPIO_TRIGGER_LEVEL_LOW      
} gpio_irq_trig_t;
#endif
 
typedef void (*gpio_ll_cb_t)(void *arg);
 
int gpio_ll_irq(gpio_port_t port, uint8_t pin, gpio_irq_trig_t trig,
                gpio_ll_cb_t cb, void *arg);
 
void gpio_ll_irq_mask(gpio_port_t port, uint8_t pin);
 
#if MODULE_PERIPH_GPIO_LL_IRQ_UNMASK || defined(DOXYGEN)
void gpio_ll_irq_unmask(gpio_port_t port, uint8_t pin);
#endif
 
void gpio_ll_irq_unmask_and_clear(gpio_port_t port, uint8_t pin);
 
void gpio_ll_irq_off(gpio_port_t port, uint8_t pin);
 
#ifdef __cplusplus
}
#endif
 
#endif /* PERIPH_GPIO_LL_IRQ_H */