added external-timing option to allow to wait for PPS in usrp_lib.cpp

2018-05-04 17:26:07 +08:00
parent 9d82d5aebd
commit 66fe9c5d3b
1 changed files with 1 additions and 1 deletions
@@ -334,7 +334,7 @@ static int trx_usrp_start(openair0_device *device) {
    LOG_I(PHY,"Time in secs now: %llu \n", s->usrp->get_time_now().to_ticks(s->sample_rate));
    LOG_I(PHY,"Time in secs last pps: %llu \n", s->usrp->get_time_last_pps().to_ticks(s->sample_rate));

-    if (s->use_gps == 1) {
+    if (s->use_gps == 1 || device->openair0_cfg[0].time_source == external) {
      s->wait_for_first_pps = 1;
      cmd.time_spec = s->usrp->get_time_last_pps() + uhd::time_spec_t(1.0);    
    }