Install GPS Modul on Raspberry Pi 3

Requirements

Raspberry Pi 3
Raspbian Stretch Lite
AZ-Delivery NEO-6M GPS Modul

Configure the services

sudo nano /boot/cmdline.txt

Replace the existing line with the following:

dwc_otg.lpm_enable=0 console=tty1 root=/dev/mmcblk0p2 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles

Update boot config

sudo nano /boot/config.txt

Add or uncomment these lines (search with [strg]+[w]):

dtparam=spi=on
dtoverlay=pi3-disable-bt
core_freq=250
enable_uart=1
force_turbo=1
init_uart_baud=9600

Install Git and Python

sudo apt-get update
sudo apt-get upgrade -y
sudo apt-get install libssl-dev libffi-dev gpsd gpsd-clients minicom git python3 python3-nmea2 python3-dev python3-pip python3-serial -y

Configure baud rate

Reboot your device with sudo shutdown -r now.

Configure baud rate:

stty -F /dev/ttyAMA0 9600

Connect to AMA0

Kill the process and update gpsd:

sudo killall gpsd
sudo nano /etc/default/gpsd

Update the following line:

DEVICES="/dev/ttyAMA0"

Restart services

sudo systemctl enable gpsd.socket sudo systemctl start gpsd.socket

Test

Read AMA0

cgps -s

Python example

cd /tmp
git clone git@github.com:plakna/raspberry-pi-gps-neo-6m.git
cd raspberry-pi-gps-neo-6m/examples

python3 gps.py

plakna / raspberry-pi-gps-neo-6m