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231 Commits

Author SHA1 Message Date
Andy Piper
c7a43f2a90 AP_InertialSensor: put some functions in fast ram 
precisely split backend/frontend on Invensense for RAMFUNC allocation
allow building with no IMUs
 2022-02-09 12:47:55 +00:00
Peter Barker
c1c329e2b4 AP_InertialSensor: add and use AP_SIM_INS_ENABLED 2022-01-17 19:14:39 +11:00
Jaaaky
f80a9ba3ce AP_InertialSensor: Fix issue #19599 Failed to build Pixhawk1 with O3 
As suggested by @tridge
 2022-01-17 08:33:27 +11:00
Peter Barker
6084682634 AP_InertialSensor: move INS notch filter logging into INS 2022-01-05 16:34:36 +11:00
Andy Piper
d44478ff59 AP_InertialSensor: calculate number of notches based on motor count 
configure default harmonics if dynamic harmonics
set number of notches correctly for FFT operation
include static notch in filter calculation and allow harmonic options on static notch
 2021-12-22 18:13:38 +11:00
Jaaaky
bbb38504d6 AP_InertialSensor: Fix multi #include's 2021-12-21 10:38:46 +11:00
Peter Barker
dac4134533 AP_InertialSensor: move from HAL_NO_GCS to HAL_GCS_ENABLED 2021-09-22 21:37:00 +10:00
Andrew Tridgell
fefade783b AP_InertialSensor: allow accelcal with a rotation 2021-09-17 14:07:14 +10:00
Peter Barker
52a52e1e5b AP_InertialSensor: remove HIL support 2021-06-15 09:47:31 +10:00
Josh Henderson
9792202810 AP_InertialSensor: Privatize Logging 2021-04-29 19:19:12 +10:00
Andrew Tridgell
b3ed4f4b12 AP_InertialSensor: fixed handling of more than 3 accel/gyro instances 
allows for first 3 to work without a panic
 2021-04-13 09:36:52 +10:00
Peter Barker
2b0bf45891 AP_InertialSensor: remove separate calls to get delta-times for vel and ang 2021-03-13 11:29:29 +11:00
Andrew Tridgell
25dd08a1fd AP_InertialSensor: added force_save_calibration() 2021-02-15 07:24:40 +11:00
Andrew Tridgell
6c8a57c2d7 AP_InertialSensor: review fixes 2021-01-21 13:09:21 +11:00
Andrew Tridgell
5e60fac37e AP_InertialSensor: remove unused variable 2021-01-21 13:09:21 +11:00
Andrew Tridgell
285b53fe07 AP_InertialSensor: use vector polyfit 
this reduces memory usage
 2021-01-21 13:09:21 +11:00
Andrew Tridgell
ffe20f7958 AP_InertialSensor: use a fixed reference temperature of 35C 
this allows us to timeout the calibration when the temperature stops
rising as the polynomial no longer depends on the maximum temperature
 2021-01-21 13:09:21 +11:00
Andrew Tridgell
c9a83c8127 AP_InertialSensor: added INS_TCAL_OPTIONS 
make persistent params optional, and allow save of accelcal
 2021-01-21 13:09:21 +11:00
Andrew Tridgell
1ddc21c9bb AP_InertialSensor: support saving tempcal params persistently 2021-01-21 13:09:21 +11:00
Andrew Tridgell
8caea96ab1 AP_InertialSensor: start auto-learning at boot 
This makes it easier to setup the params. The ENABLE=2 value only
takes effect at boot
 2021-01-21 13:09:21 +11:00
Andrew Tridgell
30e55d8dfc AP_InertialSensor: cope with user changing TMAX while calibrating 2021-01-21 13:09:21 +11:00
Andrew Tridgell
e2e97c67ce AP_InertialSensor: catch user attempt to change TMAX during cal 2021-01-21 13:09:21 +11:00
Andrew Tridgell
3fb720354d AP_InertialSensor: added notify events for temperature calibration 2021-01-21 13:09:21 +11:00
Andrew Tridgell
cc3579ea5d AP_InertialSensor: change TCAL sampling to be even in temperature 2021-01-21 13:09:21 +11:00
Andrew Tridgell
fc0f8b990a AP_InertialSensor: added online learning of temp cal 
use INS_TCAL1_ENABLE=2 to start learning
 2021-01-21 13:09:21 +11:00
Andrew Tridgell
0f6f6bac6b AP_InertialSensor: expose TCal class for use in SITL 2021-01-21 13:09:21 +11:00
Andrew Tridgell
7921e042f1 AP_InertialSensor: added IMU temperature calibration support 
this adds parameters that can be setup by an external script for
compensating for temperature variation in gyros and accels using a 3rd
order polynomial
 2021-01-21 13:09:21 +11:00
Andrew Tridgell
b74e5c0e2f AP_InertialSensor: added ExternalAHRS backend 2021-01-05 21:13:12 +11:00
Peter Barker
72acc8bfc8 AP_InertialSensor: use primary gyro (not accel) for get_delta_angle_dt 2020-11-29 13:21:53 +11:00
Andrew Tridgell
f6c45c3bcd AP_InertialSensor: cope with INS_MAX_INSTANCES < 3 2020-11-10 16:15:45 +11:00
Michael du Breuil
c86dcf91d6 AP_InertialSensor: Run vibration monitoring on all instances 2020-10-24 09:54:04 +11:00
Andy Piper
faf9bbbf3a AP_InertialSensor: make the backend fast gyro rate configurable 
raise gyro rate default on F7 and H7
clean up gyro rate docs and output startup banner
 2020-07-10 16:45:29 +10:00
Andy Piper
61bb42cc0c AP_InertialSensor: allow up to four distinct notch center frequencies to be updated 
apply the LPF after the notch filters to reduced notch-induced noise
 2020-06-21 19:09:35 +10:00
Andy Piper
8ac79da643 AP_InertialSensor: FFT gyro window would overflow on windows >= 256 
convert FFT buffers to ObjectBuffer<float> for lock-free access
push gyro samples directly into the FFT ring buffer from the gyro thread
 2020-05-24 07:43:34 +10:00
Andy Piper
0e9b2a26c5 AP_InertialSensor: SITL the raw sample rate is not the same as the sensor rate 
use regulated time for frequency noise to avoid spurious harmonics
SITL sensors must be true separate instances
don't compile in FFT structures if DSP disabled
 2020-02-22 11:15:37 +11:00
Andy Piper
3d9776dd6d AP_InertialSensor: expose statically filtered gyro values for FFT analysis and allow sampling to gyro window for FFT analysis. 
FFT windows can be dynamically allocated
add harmonic notch dynamic tracking mode
unwind gyro window allocation in the case of failure
allow access to harmonic notch harmonics
 2020-02-22 11:15:37 +11:00
Andrew Tridgell
9dc618ddd4 AP_InertialSensor: added gyro_harmonic_notch_enabled() 2019-11-19 07:08:01 +08:00
Andrew Tridgell
77d21f9f5d AP_InertialSensor: return HarmonicNotchDynamicMode 2019-11-19 07:08:01 +08:00
Andy Piper
6381183aa3 AP_InertialSensor: expose harmonic notch tracking mode 2019-10-31 11:18:40 +08:00
Andy Piper
50f7e50634 AP_InertialSensor: add harmonic notch filter to gyro filter chain 
Allow dynamic updates to the calculated frequency. Convert bandwidth and frequency to floats.
backend variables do not need to be indexed per-backed
 2019-09-11 18:41:05 +10:00
Andrew Tridgell
3444e82ef9 AP_InertialSensor: added RC switch for killing IMUs 2019-07-07 19:03:01 +10:00
Andrew Tridgell
053f0cb689 AP_InertialSensor: try much harder to get all IMU samples 
this we ensures we get new data for all active IMUs on each loop,
rather than sometimes returning with some IMUs not having data.

This matters as not having a sample on an IMU for a single loop can
cause an EKF IMU failover, which will degrade the learned bias
variances

The issue is usually only seen under high load, such as requesting a
loop rate beyond what the hardware is capable of
 2019-07-07 19:03:01 +10:00
Andy Piper
36878e9b3c AP_InertialSensor: Allow all filter frequencies to be 16bit. 2019-06-06 17:09:17 +10:00
Andy Piper
18d403c3ac AP_InertialSensor: Rework notch filter allocation and sampling 
https://github.com/ArduPilot/ardupilot/issues/11346

Allocate a notch filter per-IMU.
Update the notch filters in the backend at the sensor sample rate.
Allow raw logging of post-filtered gyro and accel values.
 2019-06-06 17:09:17 +10:00
Andrew Tridgell
9c48d001ac AP_InertialSensor: skip gyro cal on watchdog reset 2019-04-22 16:53:35 +10:00
Siddharth Purohit
8c2d3945de AP_IneertialSensor: add support for custom accel scale 
adds support for 30g measurement on ICM20649
 2019-03-21 18:54:32 +11:00
Tom Pittenger
9347e6d36f AP_InertialSensor: unify singleton naming to _singleton and get_singleton() 2019-02-10 19:09:58 -07:00
Peter Barker
b47733142f GLOBAL: rename DataFlash_Class to AP_Logger 2019-01-18 18:08:20 +11:00
Michael du Breuil
983356213a AP_InertialSensor: Remove unused parameter 2018-12-23 12:46:37 -08:00
Peter Barker
011c93f38e AP_InertialSensor: add override keyword 2018-11-08 11:30:12 +11:00