Re: [USRP-users] Multiple TX streams

2019-05-29 Thread Vladica Sark via USRP-users
Hi, Any workaround regarding this issue? BR, Vladica On 24.05.19 07:56, Vladica Sark wrote: Hi, Here is the output from the tx_timed_samples when it fails. Anyway, it does not fail always. Sometimes everything works fine. tx_timed_samples --args "addr0=192.168.130.2,addr1=192.168.50.2" C

Re: [USRP-users] Multiple TX streams

2019-05-23 Thread Vladica Sark via USRP-users
Hi, Here is the output from the tx_timed_samples when it fails. Anyway, it does not fail always. Sometimes everything works fine. tx_timed_samples --args "addr0=192.168.130.2,addr1=192.168.50.2" Creating the usrp device with: addr0=192.168.130.2,addr1=192.168.50.2... [INFO] [UHD] linux; GNU C

Re: [USRP-users] Multiple TX streams

2019-05-23 Thread Vladica Sark via USRP-users
I would tomorrow, when I am back at work. On 23.05.19 19:09, Marcus D. Leech wrote: On 05/23/2019 01:02 PM, Vladica Sark wrote: I am using 1 Gb ETH interface. The sample rate is the default for tx_timed_samples, i.e. 6.25 MSps. I am getting no underrun indication. The tx_timed_samples sends the

Re: [USRP-users] Multiple TX streams

2019-05-23 Thread Marcus D. Leech via USRP-users
On 05/23/2019 01:02 PM, Vladica Sark wrote: I am using 1 Gb ETH interface. The sample rate is the default for tx_timed_samples, i.e. 6.25 MSps. I am getting no underrun indication. The tx_timed_samples sends the samples to the radio and schedules the transmission 1.5 seconds in future. If I put

Re: [USRP-users] Multiple TX streams

2019-05-23 Thread Vladica Sark via USRP-users
I am using 1 Gb ETH interface. The sample rate is the default for tx_timed_samples, i.e. 6.25 MSps. I am getting no underrun indication. The tx_timed_samples sends the samples to the radio and schedules the transmission 1.5 seconds in future. If I put only 1 radio, i.e. one IP address, everythin

Re: [USRP-users] Multiple TX streams

2019-05-23 Thread Marcus D. Leech via USRP-users
On 05/23/2019 05:39 AM, Vladica Sark via USRP-users wrote: Hi again, I found an easy way to reproduce the problem. I use two x310's and run the tx_timed_samples as: tx_timed_samples --args "addr0=192.168.50.2,addr1=192.168.130.2" --secs 0.5 --nsamps 100 sometimes it fails, sometimes it

Re: [USRP-users] Multiple TX streams

2019-05-23 Thread Vladica Sark via USRP-users
Hi again, I found an easy way to reproduce the problem. I use two x310's and run the tx_timed_samples as: tx_timed_samples --args "addr0=192.168.50.2,addr1=192.168.130.2" --secs 0.5 --nsamps 100 sometimes it fails, sometimes it works. I use larger number of samples to be able to notice

[USRP-users] Multiple TX streams

2019-05-22 Thread Vladica Sark via USRP-users
Hi folks, I have 2x X310 connected to Octoclock (10 MHz + PPS), each with 2x UBX frontends. I control them from a C/C++ program. Since there are 4 channels, I create 4 tx streamers in order to transmit timed samples on each of them. The transmissions are not at the same time and this is the r