Re: [Discuss-gnuradio] Regarding correlate access code-tag block

2019-01-08 Thread CEL
As indicated, have you worked through the tutorials on https://tutorials.gnuradio.org? That's the place where I'd start. You should drop *all* the blocks that are deprecated. As said, these are deprecated for a reason (buggy and no-one is willing or able to fix them – most of the ones you're

Re: [Discuss-gnuradio] symbol_sync_cc stuck when error too large (resulting d_avg_period goes negative)

2019-01-08 Thread Andy Walls
Hello: > Date: Mon, 7 Jan 2019 20:24:57 +0800 > Bug > > When input amplitude is too large, symbol_sync_cc get stuck. > Screenshot > > frame1 > frame2 > Tracing > > in file symbol_sync_cc_impl.cc line 537: > error = -488.4; > advance_loop(error); > in file

[Discuss-gnuradio] anyone know what is the theory of the implementation of pll_freqdet_cf

2019-01-08 Thread wu jo
Hi ALL, I am reading a block that using pll_freqdet_cf. it said pll_freqdet_cf detect a frequency then lock to it. but what is the theory of the impletation of that? anyone can share the knowledge? Best Regards ___ Discuss-gnuradio mailing list

Re: [Discuss-gnuradio] Regarding correlate access code-tag block

2019-01-08 Thread Maitry Raval
Hello, thanks for your guidance. I have also attached the grc file, input/output files and python file for your reference. after adding tag debug, still didn't get any output. I have also tried this same in ubuntu 18.04 with GNU radio 3.7.11 version. actually because these psk blocks are

Re: [Discuss-gnuradio] HELP with "packet header parser"

2019-01-08 Thread Cinaed Simson
I'm assuming the reason you're not looking at the rx_ofdm.py code is because you don't have the rx_ofdm.py code. You can use grcc -d . rx_ofdm.grc to generate the python code. -- Cinaed On 1/6/19 2:10 AM, Alban Meffre wrote: > hi > i does not work because the packet header parser expect an

Re: [Discuss-gnuradio] Regarding correlate access code-tag block

2019-01-08 Thread Cinaed Simson
I broke down and looked at the image. Note, PSK Demod, Correlate Access Code - Tag, Packet Encoder, and Packet Decoder have been depreciated. And they're usually depreciated because they have problems - and they are usually replaced with different blocks which work better and are typically more