ins_vectornav.c File Reference

#include "subsystems/ins/ins_vectornav.h"
#include "math/pprz_geodetic_wgs84.h"
#include "subsystems/datalink/telemetry.h"

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Macros
#define	USE_INS_NAV_INIT   TRUE

Functions
static void	send_ins (struct transport_tx *trans, struct link_device *dev)
static void	send_ins_z (struct transport_tx *trans, struct link_device *dev)
static void	send_ins_ref (struct transport_tx *trans, struct link_device *dev)
static void	send_vn_info (struct transport_tx *trans, struct link_device *dev)
static void	send_accel (struct transport_tx *trans, struct link_device *dev)
static void	send_gyro (struct transport_tx *trans, struct link_device *dev)
static void	send_accel_scaled (struct transport_tx *trans, struct link_device *dev)
static void	send_gyro_scaled (struct transport_tx *trans, struct link_device *dev)
	PRINT_CONFIG_MSG ("USE_INS_NAV_INIT defaulting to TRUE")
void	ins_vectornav_monitor (void)
	Monitors vectornav data rate and changes GPS lock if the data rate is too low. More...
void	ins_vectornav_event (void)
	Event handling for Vectornav. More...
void	ins_vectornav_init (void)
	Initialize Vectornav struct. More...
void	ins_vectornav_set_sacc (void)
	Set speed (velocity) uncertainty (NED) speed accuracy in cm/s. More...
void	ins_vectornav_set_pacc (void)
	Find maximum uncertainty (NED) position accuracy in cm. More...
void	ins_vectornav_propagate ()
	Propagate the received states into the vehicle state machine. More...

Variables
struct InsVectornav	ins_vn

Detailed Description

Vectornav VN-200 INS subsystem

Author

Michal Podhradsky micha.nosp@m.l.po.nosp@m.dhrad.nosp@m.sky@.nosp@m.aggie.nosp@m.mail.nosp@m..usu..nosp@m.edu

Definition in file ins_vectornav.c.

Macro Definition Documentation

USE_INS_NAV_INIT

#define USE_INS_NAV_INIT   TRUE

Definition at line 101 of file ins_vectornav.c.

Function Documentation

ins_vectornav_event()

void ins_vectornav_event

(

void

)

Event handling for Vectornav.

Definition at line 146 of file ins_vectornav.c.

ins_vectornav_init()

void ins_vectornav_init

(

void

)

Initialize Vectornav struct.

Definition at line 163 of file ins_vectornav.c.

ins_vectornav_monitor()

void ins_vectornav_monitor

(

void

)

Monitors vectornav data rate and changes GPS lock if the data rate is too low.

Definition at line 112 of file ins_vectornav.c.

References SVinfo::cno, VNPacket::counter, GpsState::fix, gps, GPS_FIX_NONE, ins_vn, VNData::mode, GpsState::pacc, GpsState::svinfos, InsVectornav::vn_data, InsVectornav::vn_packet, and InsVectornav::vn_rate.

ins_vectornav_propagate()

void ins_vectornav_propagate

(

)

Propagate the received states into the vehicle state machine.

Definition at line 244 of file ins_vectornav.c.

References VNData::accel, InsVectornav::accel_i, ACCELS_BFP_OF_REAL, LlaCoor_f::alt, VNData::attitude, InsVectornav::body_to_imu, GpsState::course, GpsState::ecef_pos, GpsState::fix, float_quat_of_eulers(), float_rmat_comp(), float_rmat_of_quat(), float_rmat_ratemult(), float_rmat_transp_vmult(), gps, VNData::gps_fix, GPS_FIX_3D, GPS_VALID_COURSE_BIT, GPS_VALID_HMSL_BIT, GPS_VALID_POS_ECEF_BIT, GPS_VALID_POS_LLA_BIT, GpsState::gspeed, VNData::gyro, InsVectornav::gyro_i, GpsState::hmsl, ins_vectornav_set_pacc(), ins_vectornav_set_sacc(), ins_vn, GpsState::last_3dfix_ticks, GpsState::last_3dfix_time, GpsState::last_msg_ticks, GpsState::last_msg_time, LlaCoor_f::lat, VNData::lin_accel, LLA_BFP_OF_REAL, InsVectornav::lla_pos, GpsState::lla_pos, LlaCoor_f::lon, InsVectornav::ltp_accel_f, InsVectornav::ltp_accel_i, InsVectornav::ltp_pos_i, InsVectornav::ltp_speed_i, sys_time::nb_sec, sys_time::nb_sec_rem, VNData::num_sv, GpsState::num_sv, orientationGetRMat_f(), VNData::pos_lla, RATES_BFP_OF_REAL, stateGetAccelNed_i(), stateGetPositionEcef_i(), stateGetPositionNed_i(), stateGetSpeedNed_i(), stateSetAccelNed_f(), stateSetBodyRates_f(), stateSetNedToBodyRMat_f(), stateSetPositionLla_i(), stateSetSpeedNed_f(), GpsState::valid_fields, VECT3_ASSIGN, VNData::vel_ned, InsVectornav::vn_data, wgs84_ellipsoid_to_geoid_f(), EcefCoor_i::x, FloatVect3::x, NedCoor_f::x, EcefCoor_i::y, FloatVect3::y, NedCoor_f::y, EcefCoor_i::z, and FloatVect3::z.

Referenced by ins_vectornav_event().

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ins_vectornav_set_pacc()

void ins_vectornav_set_pacc

(

void

)

Find maximum uncertainty (NED) position accuracy in cm.

Definition at line 226 of file ins_vectornav.c.

References gps, ins_vn, GpsState::pacc, VNData::pos_u, and InsVectornav::vn_data.

Referenced by ins_vectornav_propagate().

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ins_vectornav_set_sacc()

void ins_vectornav_set_sacc

(

void

)

Set speed (velocity) uncertainty (NED) speed accuracy in cm/s.

Definition at line 217 of file ins_vectornav.c.

References gps, ins_vn, GpsState::sacc, VNData::vel_u, and InsVectornav::vn_data.

Referenced by ins_vectornav_propagate().

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PRINT_CONFIG_MSG()

PRINT_CONFIG_MSG

(

"USE_INS_NAV_INIT defaulting to TRUE"

)

Referenced by accel_cb(), adc_init(), adc_init_single(), ahrs_dcm_update_accel(), ascii_to_osd_c(), Drift_correction(), gyro_cb(), init_ltp(), mag_cb(), mcu_arch_init(), and nps_autopilot_run_step().

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send_accel()

static void send_accel ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 75 of file ins_vectornav.c.

References VNData::accel, dev, ins_vn, InsVectornav::vn_data, FloatVect3::x, FloatVect3::y, and FloatVect3::z.

Referenced by ins_vectornav_init().

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send_accel_scaled()

static void send_accel_scaled ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 87 of file ins_vectornav.c.

References InsVectornav::accel_i, dev, ins_vn, Int32Vect3::x, Int32Vect3::y, and Int32Vect3::z.

Referenced by ins_vectornav_init().

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send_gyro()

static void send_gyro ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 81 of file ins_vectornav.c.

References dev, VNData::gyro, ins_vn, FloatRates::p, FloatRates::q, FloatRates::r, and InsVectornav::vn_data.

Referenced by ins_vectornav_init().

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send_gyro_scaled()

static void send_gyro_scaled ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 93 of file ins_vectornav.c.

References dev, InsVectornav::gyro_i, ins_vn, Int32Rates::p, Int32Rates::q, and Int32Rates::r.

Referenced by ins_vectornav_init().

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send_ins()

static void send_ins ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 37 of file ins_vectornav.c.

References dev, ins_vn, InsVectornav::ltp_accel_i, InsVectornav::ltp_pos_i, InsVectornav::ltp_speed_i, NedCoor_i::x, NedCoor_i::y, and NedCoor_i::z.

Referenced by ins_vectornav_init().

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send_ins_ref()

static void send_ins_ref ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 51 of file ins_vectornav.c.

References LlaCoor_i::alt, dev, LtpDef_i::ecef, LtpDef_i::hmsl, ins_vn, LlaCoor_i::lat, LtpDef_i::lla, LlaCoor_i::lon, InsVectornav::ltp_def, InsVectornav::ltp_initialized, InsVectornav::qfe, EcefCoor_i::x, EcefCoor_i::y, and EcefCoor_i::z.

Referenced by ins_vectornav_init().

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send_ins_z()

static void send_ins_z ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 45 of file ins_vectornav.c.

References InsVectornav::baro_z, dev, ins_vn, InsVectornav::ltp_accel_i, InsVectornav::ltp_pos_i, InsVectornav::ltp_speed_i, and NedCoor_i::z.

Referenced by ins_vectornav_init().

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send_vn_info()

static void send_vn_info ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 61 of file ins_vectornav.c.

References VNPacket::chksm_error, dev, VNData::err, VNPacket::hdr_error, ins_vn, VNData::mode, FloatEulers::phi, FloatEulers::psi, FloatEulers::theta, VNData::timestamp, InsVectornav::vn_data, InsVectornav::vn_packet, InsVectornav::vn_rate, and VNData::ypr_u.

Referenced by ins_vectornav_init().

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Variable Documentation

ins_vn

struct InsVectornav ins_vn

Definition at line 32 of file ins_vectornav.c.

Referenced by ins_vectornav_event(), ins_vectornav_init(), ins_vectornav_monitor(), ins_vectornav_propagate(), ins_vectornav_set_pacc(), ins_vectornav_set_sacc(), send_accel(), send_accel_scaled(), send_gyro(), send_gyro_scaled(), send_ins(), send_ins_ref(), send_ins_z(), and send_vn_info().