/*
 * defines.h
 *
 *  Created on: Dec 12, 2015
 *      Author: peter
 */

#ifndef GLOBALS_H_
#define GLOBALS_H_

#include "radio_config.h"
#include "TXPowerSettings.h"

#define MODEL    "SEAWAIS_02"
#define REVISION "0.5.1"



/*
 * If this is defined, the device transmits low-power carrier on channel 86 (161.925MHz).
 * This is meant to be used for crystal calibration only
 */
//#define CALIBRATION_MODE               1

// Undefine to disable transmission
#define ENABLE_TX                      1

#ifdef ENABLE_TX
//#define TX_TEST_MODE
#endif


#ifdef CALIBRATION_MODE
#define TX_POWER_LEVEL              PWR_M16
#else
#ifdef TX_TEST_MODE
#define TX_POWER_LEVEL              PWR_P16
#else
#define TX_POWER_LEVEL              PWR_M27
#endif
#endif

#define ENABLE_TERMINAL
#define OUTPUT_GPS_NMEA
#define ENABLE_PRINTF2

// Some AIS messages can occupy 5 time slots (5x256 = 1280). Nothing we care about exceeds 2 slots.
#define MAX_AIS_RX_PACKET_SIZE      512




#ifdef TX_TEST_MODE
// For testing, it's necessary to transmit longer packets for a basic RTL-SDR receiver to not "miss" them.
#define MAX_AIS_TX_PACKET_SIZE      1280
#else
// As a class B transponder, we never transmit anything bigger than 240 bits.
#define MAX_AIS_TX_PACKET_SIZE       300
#endif

// Maximum allowed backlog in TX queue
#define MAX_TX_PACKETS_IN_QUEUE        4

// Define this to set BT=0.4 for GMSK (as per ITU spec for AIS). Default is 0.5
#define USE_BT_04

// Default interval for message 18 (position report)
#define DEFAULT_TX_INTERVAL           30

// Default interval for message 24 A&B (static data report)
#define MSG_24_TX_INTERVAL           180

// The spec calls for Class B transmitters to listen for the first 20 bits of each frame before transmitting.
// It takes the Si4463 a few bits' time to switch from RX to TX, so I arbitrarily picked the 12th bit.
#define CCA_SLOT_BIT                  11

// Extra debugging using halting assertions
#define DEV_MODE                       1


#endif /* GLOBALS_H_ */