en:c1_usb_gps [ODROID Wiki]

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===== Usage of USB GPS On Linux =====


  * Install GPSD <code>sudo apt-get install gpsd gpsd-clients</code>
  * Install foxtrotgps (X11 for a Graphical View) <code>sudo apt-get install foxtrotgps</code>


=== Configure gpsd ===
  * Run: <code>sudo dpkg-reconfigure gpsd</code>
  * Configure as follows:

Set **NO** to start automatically.

{{:en:gpsd_start.png|}}


Should gpsd handle attached USB GPS receivers automatically?
Set **YES** here.

{{:en:gpsd_usb.png|}}

Set the USB Serial port of the GPS.
Common is **/dev/ttyACM0**

{{:en:gpsd_usbport.png|}}

GPSD Options.. Leave **BLANK**

{{:en:gpsd_options.png|}}

GPSD Control socket. Leave it as it is..
**/var/run/gpsd.sock**

{{:en:gpsd_socket.png|}}


  * Reboot the board now.


=== Using the GPS ===
== Method 1: Console Graphical ==
  * You can use <code>cgps -s</code> It will show a nice interface with all the relative GPS Data
  * Or You can use <code>gpsmon</code>
{{:en:gps2.png|}}
== Method 2: Console Text (Python) ==
  * Run: <code>sudo apt-get install python-gps</code>
<file py testgps.py>
import gps

# Listen on port 2947 (gpsd) of localhost
session = gps.gps("localhost", "2947")
session.stream(gps.WATCH_ENABLE | gps.WATCH_NEWSTYLE)

while True:
    try:
    	report = session.next()
		# Wait for a 'TPV' report and display the current time
		# To see all report data, uncomment the line below
		# print report
        if report['class'] == 'TPV':
                print report.time
    except KeyError:
		pass
    except KeyboardInterrupt:
		quit()
    except StopIteration:
		session = None
		print "GPSD has terminated"
</file>

== Method 3: X11 FoxtrotGPS ==
  * Just open a terminal and run: <code>foxtrotgps</code> 
  * or Menu -> Accessories -> FoxtrotGPS

{{:en:gps1.png|}}