flipperzero-firmware/lib/digital_signal/digital_signal.h

#pragma once

#include <stdint.h>
#include <stdlib.h>
#include <stdbool.h>

#include <furi_hal_gpio.h>

typedef struct {
    bool start_level;
    uint32_t edge_cnt;
    uint32_t edges_max_cnt;
    uint32_t* edge_timings;
    uint32_t* reload_reg_buff;
} DigitalSignal;

DigitalSignal* digital_signal_alloc(uint32_t max_edges_cnt);

void digital_signal_free(DigitalSignal* signal);

bool digital_signal_append(DigitalSignal* signal_a, DigitalSignal* signal_b);

void digital_signal_prepare_arr(DigitalSignal* signal);

bool digital_signal_get_start_level(DigitalSignal* signal);

uint32_t digital_signal_get_edges_cnt(DigitalSignal* signal);

uint32_t digital_signal_get_edge(DigitalSignal* signal, uint32_t edge_num);

void digital_signal_send(DigitalSignal* signal, const GpioPin* gpio);