uas-ugv/main/sx127x_driver/sx127x_driver.h

#pragma once

#include "driver/spi_master.h"

const char *SX127X_TAG;

#define SX127X_MAX_TRANSFER (1024)

#define SX127X_CONFIG_DEFAULT  \
    sx127x_config_t            \
    {                          \
        .spi_host = VSPI_HOST, \
        .mosi_io_num = 19,     \
        .miso_io_num = 27,     \
        .sck_io_num = 5,       \
        .cs_io_num = 18,       \
        .rst_io_num = 14,      \
        .irq_io_num = 26       \
    }

typedef struct sx127x_config
{
    spi_host_device_t spi_host;
    gpio_num_t mosi_io_num;
    gpio_num_t miso_io_num;
    gpio_num_t sck_io_num;
    gpio_num_t cs_io_num;
    gpio_num_t rst_io_num;
    gpio_num_t irq_io_num;
} sx127x_config_t;

typedef struct sx127x
{
    sx127x_config_t config;
    spi_device_handle_t device_handle;
} sx127x_t;

esp_err_t sx127x_init(sx127x_config_t *config, sx127x_t *handle);

esp_err_t sx127x_free(sx127x_t *handle);