gpsLockedStatus

Lock status of GPSDO to GPS constellation

Since R2021a

Add-On Required: This feature requires the Wireless Testbench™ Support Package for NI™ USRP™ Radios add-on.

Syntax

gpsLocked = gpsLockedStatus(radio)

Description

gpsLocked = gpsLockedStatus(radio) returns the lock status gpsLocked of a global positioning system disciplined oscillator (GPSDO) to the GPS constellation on the USRP™ radio radio.

Examples

Get GPSDO Lock Status

Create an SDRu receiver System object™ with these specified properties.

rx = comm.SDRuReceiver( ...
    Platform="N320/N321", ...
    IPAddress="192.168.20.2", ...
    PPSSource="GPSDO");

Get the lock status of the GPSDO to the GPS constellation.

status = gpsLockedStatus(rx)

status = uint32

1

Input Arguments

radio — USRP radio

comm.SDRuTransmitter System object | comm.SDRuReceiver System object

USRP radio, specified as a comm.SDRuTransmitter or comm.SDRuReceiver System object. This radio must be connected to the host computer.

When you use the gpsLockedStatus function, you must set the PPSSource property of this System object to 'GPSDO'.

Output Arguments

gpsLocked — Lock status of GPSDO to GPS constellation

0 | 1

Lock status of the GPSDO to the GPS constellation, returned as 0 or 1.

Version History

Introduced in R2021a

R2025a: Support for USRP E320 and X410 radios

You can now use the gpsLockedStatus function to get the lock status of a GPSDO on a USRP E320 or X410 radio to the GPS constellation.

R2024a: Support for N3xx and X3xx series radio devices moved to Wireless Testbench

Support for NI™ USRP N3xx and X3xx series radio devices has moved from Communications Toolbox™ Support Package for USRP Radio to Wireless Testbench™ Support Package for NI USRP Radios.