Re: [Discuss-gnuradio] Getting Time Stamps From an x310 in C++

2016-07-07 Thread Robert Kraml
for an explanation of the tags it uses, e.g. http://gnuradio.org/doc/doxygen/classgr_1_1uhd_1_1usrp__source.html. M On 07/06/2016 04:27 PM, Robert Kraml wrote: I have a C++ implemented flow-graph that acquires 3 channels at a sample rate of 5 MHz. There are a couple of decimation stages with the resultant n

Re: [Discuss-gnuradio] How to use stream_mux in C++

2016-07-07 Thread Robert Kraml
with examples in gr-blocks). Cheers, M On 07/06/2016 04:35 PM, Robert Kraml wrote: I'm trying to use the stream_mux block in C++ to switch between a number of streams. I can instantiate it with an "lengths" vector of say { 1 , 0 } to select the first and not the second channel but I don

[Discuss-gnuradio] How to use stream_mux in C++

2016-07-06 Thread Robert Kraml
I'm trying to use the stream_mux block in C++ to switch between a number of streams. I can instantiate it with an "lengths" vector of say { 1 , 0 } to select the first and not the second channel but I don't see how this is changed (say to { 0,1}) on the fly. It is a const reference and I don't

[Discuss-gnuradio] Getting Time Stamps From an x310 in C++

2016-07-06 Thread Robert Kraml
I have a C++ implemented flow-graph that acquires 3 channels at a sample rate of 5 MHz. There are a couple of decimation stages with the resultant n a number of 250 Hz output channels. How is the best way to access the associated time stamps. I wouldn't need every time stamp, just perhaps one

[Discuss-gnuradio] RX channel REALLYBIGNUMBER out of range for configured RX frontends

2016-06-27 Thread Robert Kraml
I have a simple c++ test program on a Ettus x310 that used to work now doesn't. I'm trying to simply set two center freq of two channels of a single USRP. The above Out of range error occurs when I try to set anything on the 2nd channel. I get a crash with a Channel out of range error: $