ardupilot/libraries/AP_Compass/AP_Compass_HMC5843.h

78 lines
3.6 KiB
C++

/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
#ifndef AP_Compass_HMC5843_H
#define AP_Compass_HMC5843_H
#include "../AP_Common/AP_Common.h"
#include "../AP_Math/AP_Math.h"
#include "Compass.h"
// orientations for DIYDrones magnetometer
#define AP_COMPASS_COMPONENTS_UP_PINS_FORWARD ROTATION_NONE
#define AP_COMPASS_COMPONENTS_UP_PINS_FORWARD_RIGHT ROTATION_YAW_45
#define AP_COMPASS_COMPONENTS_UP_PINS_RIGHT ROTATION_YAW_90
#define AP_COMPASS_COMPONENTS_UP_PINS_BACK_RIGHT ROTATION_YAW_135
#define AP_COMPASS_COMPONENTS_UP_PINS_BACK ROTATION_YAW_180
#define AP_COMPASS_COMPONENTS_UP_PINS_BACK_LEFT ROTATION_YAW_225
#define AP_COMPASS_COMPONENTS_UP_PINS_LEFT ROTATION_YAW_270
#define AP_COMPASS_COMPONENTS_UP_PINS_FORWARD_LEFT ROTATION_YAW_315
#define AP_COMPASS_COMPONENTS_DOWN_PINS_FORWARD ROTATION_ROLL_180
#define AP_COMPASS_COMPONENTS_DOWN_PINS_FORWARD_RIGHT ROTATION_ROLL_180_YAW_45
#define AP_COMPASS_COMPONENTS_DOWN_PINS_RIGHT ROTATION_ROLL_180_YAW_90
#define AP_COMPASS_COMPONENTS_DOWN_PINS_BACK_RIGHT ROTATION_ROLL_180_YAW_135
#define AP_COMPASS_COMPONENTS_DOWN_PINS_BACK ROTATION_PITCH_180
#define AP_COMPASS_COMPONENTS_DOWN_PINS_BACK_LEFT ROTATION_ROLL_180_YAW_225
#define AP_COMPASS_COMPONENTS_DOWN_PINS_LEFT ROTATION_ROLL_180_YAW_270
#define AP_COMPASS_COMPONENTS_DOWN_PINS_FORWARD_LEFT ROTATION_ROLL_180_YAW_315
#define AP_COMPASS_APM2_SHIELD ROTATION_NONE
// orientations for Sparkfun magnetometer
#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_FORWARD ROTATION_YAW_270
#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_FORWARD_RIGHT ROTATION_YAW_315
#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_RIGHT ROTATION_NONE
#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_BACK_RIGHT ROTATION_YAW_45
#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_BACK ROTATION_YAW_90
#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_BACK_LEFT ROTATION_YAW_135
#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_LEFT ROTATION_YAW_180
#define AP_COMPASS_SPARKFUN_COMPONENTS_UP_PINS_FORWARD_LEFT ROTATION_YAW_225
#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_FORWARD ROTATION_ROLL_180_YAW_90
#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_FORWARD_RIGHT ROTATION_ROLL_180_YAW_135
#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_RIGHT ROTATION_PITCH_180
#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_BACK_RIGHT ROTATION_ROLL_180_YAW_225
#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_BACK ROTATION_ROLL_180_YAW_270
#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_BACK_LEFT ROTATION_ROLL_180_YAW_315
#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_LEFT ROTATION_ROLL_180
#define AP_COMPASS_SPARKFUN_COMPONENTS_DOWN_PINS_FORWARD_LEFT ROTATION_ROLL_180_YAW_45
class AP_Compass_HMC5843 : public Compass
{
private:
float calibration[3];
bool _initialised;
virtual bool read_raw(void);
uint8_t _base_config;
virtual bool re_initialise(void);
bool read_register(uint8_t address, uint8_t *value);
bool write_register(uint8_t address, byte value);
uint32_t _retry_time; // when unhealthy the millis() value to retry at
int16_t _mag_x;
int16_t _mag_y;
int16_t _mag_z;
int16_t _mag_x_accum;
int16_t _mag_y_accum;
int16_t _mag_z_accum;
uint8_t _accum_count;
uint32_t _last_accum_time;
public:
AP_Compass_HMC5843() : Compass() {
}
bool init(void);
bool read(void);
void accumulate(void);
void set_orientation(enum Rotation rotation);
};
#endif