Files
edgetx-gx12/src/frsky.h
T

223 lines
6.9 KiB
C++

/*
* Authors (alphabetical order)
* - Bertrand Songis <bsongis@gmail.com>
* - Bryan J. Rentoul (Gruvin) <gruvin@gmail.com>
* - Cameron Weeks <th9xer@gmail.com>
* - Erez Raviv
* - Jean-Pierre Parisy
* - Karl Szmutny <shadow@privy.de>
* - Michael Blandford
* - Michal Hlavinka
* - Pat Mackenzie
* - Philip Moss
* - Rob Thomson
* - Romolo Manfredini <romolo.manfredini@gmail.com>
* - Thomas Husterer
*
* open9x is based on code named
* gruvin9x by Bryan J. Rentoul: http://code.google.com/p/gruvin9x/,
* er9x by Erez Raviv: http://code.google.com/p/er9x/,
* and the original (and ongoing) project by
* Thomas Husterer, th9x: http://code.google.com/p/th9x/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program 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.
*
*/
#ifndef FRSKY_H
#define FRSKY_H
#define FRSKY_RX_PACKET_SIZE 19
#define FRSKY_TX_PACKET_SIZE 12
#include <inttypes.h>
// .20 seconds
#define FRSKY_TIMEOUT10ms 20
enum AlarmLevel {
alarm_off = 0,
alarm_yellow = 1,
alarm_orange = 2,
alarm_red = 3
};
#define ALARM_GREATER(channel, alarm) ((g_model.frsky.channels[channel].alarms_greater >> alarm) & 1)
#define ALARM_LEVEL(channel, alarm) ((g_model.frsky.channels[channel].alarms_level >> (2*alarm)) & 3)
class FrskyValueWithMin {
public:
uint8_t value;
uint8_t min;
uint16_t sum;
void set(uint8_t value);
};
class FrskyValueWithMinMax: public FrskyValueWithMin {
public:
uint8_t max;
void set(uint8_t value, uint8_t unit);
};
#define EARTH_RADIUSKM ((uint32_t)6371)
#define EARTH_RADIUS ((uint32_t)111194)
#define VARIO_QUEUE_LENGTH 5
#define VARIO_SPEED_LIMIT 10 //m/s
#define VARIO_SPEED_LIMIT_MUL 10 //to get 0.1m/s steps
#define VARIO_SPEED_LIMIT_DOWN_OFF (100+1) //100 steps + OFF
#define VARIO_SPEED_LIMIT_UP_CENTER 10
#define VARIO_SPEED_LIMIT_UP_MAX 30
#if defined(FRSKY_HUB)
PACK(struct FrskyHubData {
int16_t baroAltitudeOffset;// spare reused
int16_t gpsAltitude_bp; // 0x01 before punct
int16_t temperature1; // 0x02 -20 .. 250 deg. celcius
uint16_t rpm; // 0x03 0..60,000 revs. per minute
uint16_t fuelLevel; // 0x04 0, 25, 50, 75, 100 percent
int16_t temperature2; // 0x05 -20 .. 250 deg. celcius
uint16_t volts; // 0x06 1/500V increments (0..4.2V)
uint32_t distFromEarthAxis;// 2 spares reused
int16_t gpsAltitude_ap; // 0x01+8 after punct
uint8_t cellVolts[12]; // 6 spares reused
int16_t baroAltitude_bp; // 0x10 0..9,999 meters
uint16_t gpsSpeed_bp; // 0x11 before punct
uint16_t gpsLongitude_bp; // 0x12 before punct
uint16_t gpsLatitude_bp; // 0x13 before punct
uint16_t gpsCourse_bp; // 0x14 before punct (0..359.99 deg. -- seemingly 2-decimal precision)
uint8_t day; // 0x15
uint8_t month; // 0x15
uint16_t year; // 0x16
uint8_t hour; // 0x17
uint8_t min; // 0x17
uint16_t sec; // 0x18
uint16_t gpsSpeed_ap; // 0x11+8
uint16_t gpsLongitude_ap; // 0x12+8
uint16_t gpsLatitude_ap; // 0x13+8
uint16_t gpsCourse_ap; // 0x14+8
uint32_t pilotLatitude; // 2 spares reused
uint32_t pilotLongitude; // 2 spares reused
uint16_t baroAltitude_ap; // 0x21 after punct
uint16_t gpsLongitudeEW; // 0x1A+8 East/West
uint16_t gpsLatitudeNS; // 0x1B+8 North/South
int16_t accelX; // 0x24 1/256th gram (-8g ~ +8g)
int16_t accelY; // 0x25 1/256th gram (-8g ~ +8g)
int16_t accelZ; // 0x26 1/256th gram (-8g ~ +8g)
uint8_t gpsDistNeeded:1; // 1bits out of 16bits spare reused
int8_t gpsFix:2; // 2bits out of 16bits spare reused: -1=never fixed, 0=not fixed now, 1=fixed
uint8_t spare1:1; //
uint8_t cellsCount:4; // 4bits out of 16bits spare reused
uint8_t minCellVolts; // 8bits out of 16bits spare reused
uint16_t current; // 0x28 Current
int16_t varioAltitudeQueue[VARIO_QUEUE_LENGTH]; //circular buffer
int32_t varioAltitude_cm;
/* next fields must keep this order! */
int16_t minAltitude;
int16_t maxAltitude;
uint16_t maxRpm;
int16_t maxTemperature1;
int16_t maxTemperature2;
uint16_t maxGpsSpeed;
uint16_t maxGpsDistance;
uint16_t maxCurrent;
/* end */
int16_t varioAcc1;
int16_t varioAcc2;
uint16_t volts_bp; // 0x3A
uint16_t volts_ap; // 0x3B
// end of FrSky Hub data
uint16_t gpsDistance;
int16_t gpsAltitudeOffset;
int16_t varioSpeed;
uint8_t varioAltitudeQueuePointer; // circular-buffer pointer
uint8_t minCellIdx;
uint16_t cellsSum;
uint16_t vfas;
// TODO later uint16_t minVfas;
});
#elif defined(WS_HOW_HIGH)
struct FrskyHubData {
uint16_t baroAltitude; // 0..9,999 meters
int16_t baroAltitudeOffset;
};
#endif
struct FrskyData {
FrskyValueWithMinMax analog[2];
FrskyValueWithMin rssi[2];
#if defined(FRSKY_HUB) || defined(WS_HOW_HIGH)
FrskyHubData hub;
#endif
uint16_t currentConsumption;
uint16_t currentPrescale;
uint16_t power;
};
#if defined(FRSKY_HUB) || defined(WS_HOW_HIGH)
enum BarThresholdIdx {
THLD_ALT,
THLD_RPM,
THLD_FUEL,
THLD_T1,
THLD_T2,
THLD_SPEED,
THLD_DIST,
THLD_GPSALT,
THLD_CELL,
THLD_CURRENT,
THLD_CONSUMPTION,
THLD_MAX,
};
extern uint8_t barsThresholds[THLD_MAX];
#endif
// Global Fr-Sky telemetry data variables
extern int8_t frskyStreaming; // >0 (true) == data is streaming in. 0 = nodata detected for some time
extern uint8_t frskyUsrStreaming;
#define SEND_MODEL_ALARMS 6
extern uint8_t frskyAlarmsSendState;
extern FrskyData frskyData;
extern uint8_t frskyTxBuffer[FRSKY_TX_PACKET_SIZE];
extern uint8_t frskyTxBufferCount;
void FRSKY_Init(void);
NOINLINE void check_frsky(void);
inline void FRSKY_setModelAlarms(void)
{
frskyAlarmsSendState = SEND_MODEL_ALARMS;
}
extern void frskyEvalCurrentConsumptionBoundary();
bool FRSKY_alarmRaised(uint8_t idx);
void resetTelemetry();
uint8_t getTelemCustomField(uint8_t line, uint8_t col);
uint8_t maxTelemValue(uint8_t channel);
int16_t convertTelemValue(uint8_t channel, uint8_t value);
NOINLINE uint8_t getRssiAlarmValue(uint8_t alarm);
extern const pm_uint8_t bchunit_ar[];
int16_t applyChannelRatio(uint8_t channel, uint8_t val);
void putsTelemetryChannel(uint8_t x, uint8_t y, uint8_t channel, int16_t val, uint8_t att);
#endif