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pulse_counter.h
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1/*
2 * Copyright (C) 2017 UC Berkeley
3 *
4 * This file is subject to the terms and conditions of the GNU Lesser
5 * General Public License v2.1. See the file LICENSE in the top level
6 * directory for more details.
7 */
8
25#ifndef PULSE_COUNTER_H
26#define PULSE_COUNTER_H
27
28#include <stdint.h>
29#ifdef __cplusplus
31#else
32#include <stdatomic.h>
33#endif
34#include "periph/gpio.h"
35
36#ifdef __cplusplus
37extern "C" {
38#endif
39
47
54
65
74
83
90
91#ifdef __cplusplus
92}
93#endif
94
95#endif /* PULSE_COUNTER_H */
gpio_flank_t
Definition periph_cpu.h:180
C++ compatibility of default C11 atomics types.
Low-level GPIO peripheral driver interface definitions.
int pulse_counter_init(pulse_counter_t *dev, const pulse_counter_params_t *params)
Initialize a pulse counter device.
void pulse_counter_reset(pulse_counter_t *dev)
Reset pulse counter value.
int16_t pulse_counter_read_with_reset(pulse_counter_t *dev)
Read and reset pulse counter value.
int16_t pulse_counter_read_without_reset(pulse_counter_t *dev)
Read pulse counter value.
Type with the same alignment and size as atomic_uint_least16_t
Parameters needed for device initialization.
gpio_t gpio
GPIO pin that sensor is connected to.
gpio_flank_t gpio_flank
GPIO flank option.
Device descriptor for a pulse counter device.
atomic_uint_least16_t pulse_count
pulse counter