python3 -m venv nmea
source ./nmea/bin/activate
pip install nmeaanalyzer
It will install pynmea2, six, cycler, pyparsing, python-dateutil, numpy, pytz, kiwisolver, matplotlib, nmeaanalyzer.
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Parse NMEA file to sqlite database
nmeaparse test.nmeaIt will create a database file named
test.nmea.db. -
Plot SNR
nmeaplot test.nmea.db snr -c 0 -t 4-c : Constellations.
* 0: All * 1: GPS * 2: Glonass * 3: Qzss * 4: Beidou * 5: Galileo * 6: NavIC-t : Display TopN satellites averaged SNR
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Plot Speed
nmeaplot test.nmea.db speed
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OSX issue
RuntimeError: Python is not installed as a framework. The Mac OS X backend will not be able to function correctly if Python is not installed as a framework. See the Python documentation for more information on installing Python as a framework on Mac OS X. Please either reinstall Python as a framework, or try one of the other backends. If you are using (Ana)Conda please install python.app and replace the use of 'python' with 'pythonw'. See 'Working with Matplotlib on OSX' in the Matplotlib FAQ for more information.Fix: Add
backend: TkAggto the bottom oflib/python3.6/site-packages/matplotlib/mpl-data/matplotlibrc -
ModuleNotFoundError: No module named 'tkinter'
Fix Ubuntu:
sudo apt install python3-tkFix CentOS:
sudo yum install tkinter