Thanks also for this, very useful.It's been a few years since I wrote a Python program for my marine Garmin GPS, but it should all be still valid. Maybe it even alreay works with your Garmin model? You'll find plenty of details in the code.
https://sourceforge.net/projects/gpspvt/
This is an excerpt from the output:Code:
#PVTData from : Sun Apr 8 13:11:30 2018#using USB device: : 0x091e:0x0003 ('Garmin International GPS (various models)')#pid= 6 : GPS UnitID : 3601391077#pid=255 : GPS Product_ID : 292#pid=255 : GPS SoftwareVersion : 3.90#pid=255 : GPSMap76CSX Software Version 3.90#pid=255 : VERBMAP Americas Rec Basemap 4.00#pid=255 : VERSMAP None#pid=248 : VERGPROM Americas Marine POI 1.00#pid=248 : SIRFGPS GSC3f Software Version 3.00#pid=253 : Protocols: Total count: 44 (any duplicates are as in original record)#Protocols : A010 A100 A201 A301 A400 A500 A600 A601 A700 A800 A801 A900 A902 A903 A904 A905 A907 A908 A914 A916 A917#Protocols : D110 D110 D110 D202 D210 D302 D312 D501 D600 D601 D700 D800 D801 D900 D907 D908 D909 D910 D911 D917#Protocols : L001#Protocols : P000#Protocols : T0012018-04-08 12:12:29 UTC, Fix:invalid, Lat:51N 12.3 Lon: 6E 56.7, PosErr:9999999562023526247432192.0m, Speed:0.0kn, tCrs: 90.0deg, Alt: 56.1m (WGS84: 103.2m msl:-47.1m)---ignore---2018-04-08 12:12:30 UTC, Fix:invalid, Lat:51N 12.3 Lon: 6E 56.7, PosErr:9999999562023526247432192.0m, Speed:0.0kn, tCrs: 90.0deg, Alt: 56.1m (WGS84: 103.2m msl:-47.1m)---ignore---2018-04-08 12:12:31 UTC, Fix:3D , Lat:51N 12.3 Lon: 6E 56.7, PosErr:346.6m, Speed:0.4kn, tCrs:162.4deg, Alt: 65.0m (WGS84: 112.1m msl:-47.1m) avg: #1 Lat:51N 12.3824 Lon:6E 56.7908, Alt: 65.0m2018-04-08 12:12:32 UTC, Fix:3D , Lat:51N 12.3 Lon: 6E 56.8, PosErr:303.9m, Speed:1.4kn, tCrs:341.5deg, Alt: 51.5m (WGS84: 98.6m msl:-47.1m) avg: #2 Lat:51N 12.3833 Lon:6E 56.7994, Alt: 58.2m2018-04-08 12:13:30 UTC, Fix:3D_diff, Lat:51N 12.3 Lon: 6E 56.8, PosErr: 41.6m, Speed:0.2kn, tCrs:285.7deg, Alt: 52.4m (WGS84: 99.6m msl:-47.1m) avg: #60 Lat:51N 12.3854 Lon:6E 56.8208, Alt: 45.7m2018-04-08 12:13:31 UTC, Fix:3D_diff, Lat:51N 12.3 Lon: 6E 56.8, PosErr: 35.5m, Speed:0.2kn, tCrs:298.4deg, Alt: 55.5m (WGS84: 102.6m msl:-47.1m) avg: #61 Lat:51N 12.3854 Lon:6E 56.8206, Alt: 45.9m
Statistics: Posted by OutandAbout — Thu Nov 28, 2024 10:25 am