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Commit Graph

54 Commits

Author SHA1 Message Date
Jan NIJS
12062a5c7d LP-536 make pretty 2017-06-28 03:06:32 +02:00
Jan NIJS
5e53fb283c LP-536 skip informational UBX packets that are too large to fit buffers
UBX-NAV-SVINFO (id 30) and UBX-NAV-SAT (id 35) packets are NOT critical to the navigation.
Their only use is to update the nice GPS constellation widget in the GCS.
These packets become very large when a lot of SV (Space Vehicles) are tracked. (8 + 12 * <number of SV>) bytes

In the case of 3 simultaneously enabled GNSS, it is easy to reach the currently defined tracking limit of 32 SV.
The memory taken up by this is 8 + 12 * 32 = 392 bytes

The NEO-M8N has been seen to send out information for more than 32 SV. This causes overflow errors.
We will ignore these informational packets if they become too large.
The downside of this is no more constellation updates in the GCS when we reach the limit.

An alternative fix could be to increment the maximum number of satellites: MAX_SVS and UBX_CFG_GNSS_NUMCH_VER8 in UBX.h
This would use extra memory for little gain. Both fixes can be combined.

Tests indicate that, once we reach this amount of tracked SV, the NEO-M8N module positioning output
becomes jittery (in time) and therefore less accurate.

The recommendation is to limit the maximum number of simultaneously used GNSS to a value of 2.
This will help keep the number of tracked satellites in line.
2017-06-28 03:06:32 +02:00
Jan NIJS
6f3fefd650 LP-536 add extra DGNSS state to indicate when SBAS information (any differential information in fact) is used for higher accuracy. 2017-06-28 03:06:30 +02:00
Alessio Morale
493a48ba2b LP-385 - fixes from review 2016-09-03 21:44:41 +02:00
Alessio Morale
8f5ec2679c LP-385 - add supports for fractional part of second in gps time 2016-08-18 19:27:06 +02:00
Laurent Lalanne
831f8265e7 LP-354 Add Ublox AssistNowAutonomous setting, file heading typos 2016-07-03 04:01:31 +02:00
Cliff Geerdes
baeb379a82 LP-212 changes from code review 2016-02-16 15:34:59 -05:00
Cliff Geerdes
fad0e9f24c LP-212 uncrustify and remove junk comments 2016-02-16 15:32:56 -05:00
Cliff Geerdes
2ae1f9c63d LP-212 DJI GPSMag support 2016-02-16 15:23:36 -05:00
Cliff Geerdes
f4a088bcfa change forward error gotos into breaks 2016-02-02 09:17:56 -05:00
Cliff Geerdes
bb04d62756 LP-145 uncrustify and comments 2015-11-15 18:42:47 -05:00
Cliff Geerdes
44a57cb308 LP-145 reduce UBX false positive red X from 1 in 256 NMEA packets to 1 in 64k 2015-11-15 18:13:51 -05:00
Cliff Geerdes
f0ef594cdb LP-145 CC3D GPS reparse and general GPS system health 2015-11-15 03:44:28 -05:00
Cliff Geerdes
ced0d4725b OP-1464 Rename things as requested Implement autodisable as advised by Alessio 2015-05-21 04:37:44 -04:00
Cliff Geerdes
de521c9004 OP-1464 tested version with debug still in place 2015-05-19 19:33:31 -04:00
Cliff Geerdes
92295559b0 OP-1464 GPS autobaud - stash while debugging newobject issue 2015-05-18 18:37:53 -04:00
abeck70
525aabe54c uncrustify flight gps updates 2015-05-13 17:36:52 +10:00
Cliff Geerdes
48bea16ab9 OP-1840 GPS serial improvements initial coding 2015-04-29 23:46:47 -04:00
Erik Gustavsson
60736ea82d OP-1739 Fill all UAVO slots with SV data 2015-03-01 16:44:30 +01:00
Erik Gustavsson
76ff576b38 uncrustify 2015-02-28 13:18:24 +01:00
Erik Gustavsson
1024406fd9 OP-1739 Only include SVs with SNR>0 in "GPSSatellites", making better
use of the 16 slots available.
2015-02-28 11:01:08 +01:00
Erik Gustavsson
baddff3639 OP-1739 Extend SVINFO to 32 SVs. Make UBX parser handle > 256 bytes
payload.
2015-02-28 10:48:26 +01:00
Laurent Lalanne
8d08223e8a OP-1601 Don't use new PVT messages with CC/CC3D 2014-11-15 22:39:17 +01:00
Alessio Morale
c0ca20f661 OP-1584 - Remove auxmagsupport from cc3d for now as it is unused, remove other stuffs from ubx when GPS_MINIMAL is selected 2014-10-31 19:56:38 +01:00
Alessio Morale
e553014596 Merge branch 'amorale/OP-1476_1477_1275_GPSV9_pios_firmware_bootloader' into next 2014-10-03 00:37:55 +02:00
Alessio Morale
9cfd55d006 Merge branch 'amorale/OP-1507_gps_module_cpu_optimization' into next 2014-10-03 00:37:39 +02:00
Alessio Morale
d0b37bab28 OP-1507 - Handles GPS data a chunk at time instead of a single byte at time. 2014-09-27 00:17:00 +02:00
Alessio Morale
8712a1dfdc OP-1477 - Board support for updated SYS message 2014-09-24 01:06:49 +02:00
Alessio Morale
a5ebf36425 OP-1499 - Replay the configuration sequence in case of gps disconnection, add retry logic in case of errors 2014-09-21 16:38:52 +02:00
Alessio Morale
3fd5ca08cd OP-1434 - Switch to common aux mag support library 2014-09-13 16:15:02 +02:00
Alessio Morale
1d3f9399c3 OP-1370 - Fix sensortype not shown for non PVT GPSs 2014-08-22 23:35:13 +02:00
Alessio Morale
1846806d17 OP-1370 - Refactor AutoConfig code out of UBX.* 2014-08-22 10:10:21 +02:00
Alessio Morale
903a77669e OP-1370 - Add "management tasks" support for UBX, used for self configuration.
Initial state machine asking for gps version. Configuration messages definition
2014-08-22 02:43:30 +02:00
Alessio Morale
c6a82c5d23 OP-1370 - refactors UBX code to use a table of messages and handler instead of neverending switches 2014-08-21 19:34:36 +02:00
Alessio Morale
002c35163a OP-1370 - Add support for mon-ver ack-ack and ack-nak messages for gps hw version detection 2014-08-21 19:34:36 +02:00
Alessio Morale
b6c053565e OP-1434 - use degrees for rotation, fix Calibration gui 2014-08-21 19:34:36 +02:00
Alessio Morale
85be5ba7af OP-1434 - handle mag rotation 2014-08-21 19:34:36 +02:00
Alessio Morale
ce1e4e728e OP-1434 - Support for mag calibration 2014-08-21 19:34:36 +02:00
Alessio Morale
397bfdc08b OP-1434 - Add support for OP custom sentences on flight board 2014-08-21 19:34:36 +02:00
Alessio Morale
1158c70a46 OP-1404 - minor cleanup, removed some duplicated code 2014-08-09 12:49:21 +02:00
Alessio Morale
a18009e875 OP-1429 Change datatype for elevation and azimuth respectively to int8 and int16. 2014-08-06 12:55:07 +02:00
Alessio Morale
d04d630273 OP-1404 fix include file path 2014-08-05 17:25:28 +02:00
Alessio Morale
ea63def1c8 OP-1404 fix compilation with PIOS_GPS_MINIMAL, fix some copy/pastem madness 2014-08-04 18:17:01 +02:00
Alessio Morale
240eb8e573 OP-1404 - Prevent mixing pvt and other sentence solution data. use PDOP from pvt 2014-08-04 17:56:28 +02:00
Alessio Morale
d3569927a0 OP-1404 fix unit scaling for pvt, use check_msgtracker, 2014-08-04 11:04:35 +02:00
Alessio Morale
6f4b1d5c03 OP-1404 uncrustify 2014-08-03 15:27:30 +02:00
Alessio Morale
c68dd3c00e OP-1404 - PVT will provide SOL+VELNED+POSLLH+Time. DOP will provide all dop values 2014-08-03 15:04:40 +02:00
Alessio Morale
1dd05c24cc OP-1404 - Fix compilation with PIOS_GPS_MINIMAL defined 2014-08-03 12:50:42 +02:00
Alessio Morale
0976fb6e1b OP-1404 - Add support for UBlox PVT sentence 2014-08-03 12:50:21 +02:00
Bertrand Oresve
80d7363dfa OP-1056 Fix the TIMEUTC valid flags (with Werner suggestion) 2014-04-12 11:48:18 +02:00