/*
 * This file is part of Cleanflight and Betaflight.
 *
 * Cleanflight and Betaflight are free software. You can redistribute
 * this software and/or modify this software 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.
 *
 * Cleanflight and Betaflight are distributed in the hope that they
 * 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 this software.
 *
 * If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#define SPEKTRUM_MAX_SUPPORTED_CHANNEL_COUNT 12
#define SPEKTRUM_2048_CHANNEL_COUNT          12
#define SPEKTRUM_1024_CHANNEL_COUNT           7

#define SPEKTRUM_SAT_BIND_DISABLED            0
#define SPEKTRUM_SAT_BIND_MAX                10

#define SPEK_FRAME_SIZE                      16
#define SRXL_FRAME_OVERHEAD                   5
#define SRXL_FRAME_SIZE_MAX (SPEK_FRAME_SIZE + SRXL_FRAME_OVERHEAD)

#define SPEKTRUM_NEEDED_FRAME_INTERVAL     5000

#define SPEKTRUM_BAUDRATE                115200

// Spektrum system type values
#define SPEKTRUM_DSM2_22                   0x01
#define SPEKTRUM_DSM2_11                   0x12
#define SPEKTRUM_DSMX_22                   0xa2
#define SPEKTRUM_DSMX_11                   0xb2

extern uint32_t spekChannelData[SPEKTRUM_MAX_SUPPORTED_CHANNEL_COUNT];

extern bool srxlEnabled;
extern int32_t resolution;
extern uint8_t rssi_channel; // Stores the RX RSSI channel.

void spektrumBind(rxConfig_t *rxConfig);
bool spektrumInit(const rxConfig_t *rxConfig, rxRuntimeState_t *rxRuntimeState);

bool srxlTelemetryBufferEmpty(void);
void srxlRxWriteTelemetryData(const void *data, int len);
bool srxlRxIsActive(void);
