Re: [Discuss-gnuradio] GNU Radio 3.7.12 RFNoC set_start_time()

2017-11-15 Thread Reggie Wilcox
Hi Derek, Thanks for the advice. I tried adding in a sleep command, but the radio still is not waiting the 15 seconds. I feel like it is an issue on the software side since I never see a start time tagged in the packets from the PC. I have been digging into the GNUradio source code to see if I ca

Re: [Discuss-gnuradio] GNU Radio 3.7.12 RFNoC set_start_time()

2017-11-15 Thread Derek Kozel
Hello Reggie, I believe the issue you are encountering is that the streaming starts before the next PPS edge arrives and resets the USRP time to 0. Try adding a sleep for one second between the set_time_next_pps and the set_start_time. Some RFNoC features are not fully exposed in GNU Radio, but mo

[Discuss-gnuradio] GNU Radio 3.7.12 RFNoC set_start_time()

2017-11-14 Thread Reggie Wilcox
Hello, I'm trying to use the set_start_time() command on a RFNoC: Radio block with a USRP X300. I am using the syntax to try to set the start time: self.uhd_rfnoc_streamer_radio_0.set_time_next_pps(uhd.time_spec(0)); self.uhd_rfnoc_streamer_radio_0.set_start_time(uhd.time_spec(15)); However, the