Modify query_gpsdo_sensors to wait long enough to latch a PPS in before checking it.

1 files changed, 2 insertions, 1 deletions

diff --git a/host/utils/query_gpsdo_sensors.cpp b/host/utils/query_gpsdo_sensors.cpp
index d459fd0ec..de6bdcd72 100644
--- a/host/utils/query_gpsdo_sensors.cpp
+++ b/host/utils/query_gpsdo_sensors.cpp
@@ -100,13 +100,14 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     std::cout << boost::format("ref_locked sensor not present on this board.\n");
 
   //Check PPS and compare UHD device time to GPS time
+  boost::this_thread::sleep(boost::posix_time::seconds(1));
   uhd::sensor_value_t gps_time = usrp->get_mboard_sensor("gps_time");
   const uhd::time_spec_t last_pps_time = usrp->get_time_last_pps();
   if (last_pps_time.get_full_secs() == gps_time.to_int()) {
     std::cout << boost::format("GPS and UHD Device time are aligned.\n");
   } else
     std::cout << boost::format("\nGPS and UHD Device time are NOT aligned. Try re-running the program. Double check 1 PPS connection from GPSDO.\n\n");
-
+    
   //print NMEA strings
   std::cout << boost::format("Printing available NMEA strings:\n");
   uhd::sensor_value_t gga_string = usrp->get_mboard_sensor("gps_gpgga");