Digi TX54, User Manual

Page: 707 / 1087

Applications Digidevice module
TX54 User Guide 707
4. Use the valid_fix object to determine if the device has a valid fix:
>>> loc = location.Location()
>>> loc.valid_fix
True
>>>
5. Use the position object to return the device's position:
>>> loc.position
(44.926195299999998, -93.397084499999999, 292.39999399999999)
>>>
The coordinates are returned in the following order:
latitude , longitude , altitude
altitude is in meters.
6. You can also return only one of the coordinate positions:
n
Use the latitude object to return the latitude:
>>> loc.latitude
44.926195299999998
>>>
n
Use the longitude object to return the longitude:
>>> loc.longitude
-93.397084499999999
>>>
n
Use the altitude object to return the altitude, in meters:
>>> loc.altitude
292.39999399999999
>>>
7. Use Ctrl-D to exit the Python session. You can also exit the session using exit() or quit() .
Update the location data
The location submodule takes a snapshot of the current location and stores it in the runtime
database. You can update this snapsot:
1. Log into the TX54 command line as a user with shell access.
Depending on your device configuration, you may be presented with an Access selection
menu . Type shell to access the device shell.
2. At the shell prompt, use the python command with no parameters to enter an interactive
Python session:
# python
Python 3.6.13 (default, May
9 2021, 22:49:59)
[GCC 8.3.0] on linux