Re: [Discuss-gnuradio] CC1101 GFSK packet decode with variable length

2018-12-30 Thread Julian Arnold
Hey Bob, there is plenty of documentation on this topic you can check out under [1,2]. Especially, the Header Payload Demuxer (HPD) [3] should be worth a look if you are dealing with packetized variable length data. Hope those pointer can get you started. If you have further questions after

[Discuss-gnuradio] CC1101 GFSK packet decode with variable length

2018-12-30 Thread Alban Meffre
Hi I would like to decode a simple GFSK packet here is the packet structure : preamble : AAh x 4 sync word : D391h length byte : 1 byte payload : 1 to 64 bytes CRC : 2 bytes TX : arduino + CC1101 module, 2GFSK, 100kbps, excursion 50kHz, carrier 433 MHz RX : RTLSDR until now i was able to

[Discuss-gnuradio] signal-types

2018-12-30 Thread Wolfgang Buesser
Hello I find the data-types for python OOTs very confusing: Apparently there are the following data-types: float = float64 float32 used by most standard-blocks float64 complex = complex128 complex64 used by most standard-blocks complex128 This not really clear from the doc/tutorials. In

Re: [Discuss-gnuradio] Topic:PyQt4,gnu radio modules not found

2018-12-30 Thread Kyeong Su Shin
Hello Prasoon: Sorry, I do not use Windows regularly, so I am not exactly sure why that is happening. That "run_gr.bat" is what is (supposed to be) executed when you run GNU Radio on Windows to automatically configure the package paths. I guess that has some issues with your system. For the

Re: [Discuss-gnuradio] moving_average_ff

2018-12-30 Thread Kyeong Su Shin
Hello Wolfgang, You can use PyBombs or follow the manual build guides ( https://files.ettus.com/manual/page_build_guide.html , https://wiki.gnuradio.org/index.php/UbuntuInstall - deprecated, but works on most Ubuntu + GNU Radio 3.7 versions) to build GNU Radio. Upgrading Ubuntu is certainly

Re: [Discuss-gnuradio] Topic:PyQt4,gnu radio modules not found

2018-12-30 Thread Cinaed Simson
On 12/29/18 8:12 PM, Prasoon P wrote: > _Linux Version_ > Also,I installed the GNU Radio after installation of Ubuntu using > Virtualbox.I tried > 1.executing uhd_fft.py -a type=usrp1 -f 935M -s 2M.Got this ERROR > :unable to access X display ,is $ X DISPLAY set properly?I set export >