/*
Copyright 2022, Savanni D'Gerinel <savanni@luminescent-dreams.com>

This file is part of Savanni's AVR library.

Lumeto is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

Lumeto is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/

#ifndef __RFM_H__
#define __RFM_H__

#include <base.h>
#include <spi.h>

typedef struct RFM {
    spi_t spi;
    gpio_t irq;
    gpio_t reset;
} rfm_t;

typedef enum packet_format {
    unlimited,
    fixed,
    variable,
} packet_format_e;

typedef enum MODE {
    sleep,
    standby,
    fs,
    tx,
    rx
} mode_e;

void rfm_initialize(rfm_t *rfm);
void rfm_packet_format(rfm_t *rfm, packet_format_e format, size_t length);

void rfm_send_data(rfm_t *rfm, uint8_t *data, size_t length);
void rfm_receive_data(rfm_t *rfm, uint8_t *data, size_t length);

uint8_t rfm_mode(rfm_t *rfm);
uint8_t rfm_status(rfm_t *rfm);
uint8_t rfm_temperature(rfm_t *rfm);
uint32_t rfm_frequency(rfm_t *rfm);

void rfm_listen(rfm_t *rfm);
uint8_t rfm_set_mode(rfm_t *rfm, mode_e mode);
uint8_t rfm_irq_1(rfm_t *rfm);

#endif