Raspberry Pi 4 GPS Install - TheSmokinApe

Raspberry Pi 4 GPS Install - TheSmokinApe

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Just a quick video where I show how to install and configure a Ublox GPS on a Raspberry Pi 4.

#Install Updates
sudo apt-get update
sudo apt-get upgrade

#see USB devices
lsusb

#Install GPS software
sudo apt -y install gpsd gpsd-clients python-gps

#Edit GPS config file
sudo nano /etc/default/gpsd

#Add this to file
START_DAEMON=”true”

USBAUTO=”true”

DEVICES=”/dev/ttyACM0″

GPSD_OPTIONS=”-n”

#Install chrony
sudo apt-get install chrony

#reboot pi

#check to see if services are running
systemctl is-active gpsd
systemctl is-active chronyd

#Check GPS output
cgps – s
gpsmon -n

#Edit chrony config file
sudo nano /etc/chrony/chrony.conf

#Add this to end of file
refclock SHM 0 offset 0.5 delay 0.2 refid NMEA

#Check Chrony Output
sudo chronyc sources -v

Check chrony output
sudo chronyc tracking

#Force time sync
sudo chronyc makestep

Useful links:

Mike Richards G4WNC https://photobyte.org/raspberry-pi-st...

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