CCSDS BCH(63,56) is a block code, take 7 bytes as input, 63bits as output. see details in ccsds 231 book.
On Wed, 9 Nov 2022 at 19:31, Yotam Rabin <rabinyo...@gmail.com> wrote: > Hi I have a couple of follow up questions: > 1. What is the purpose of the "Acq_samples" and "CLTU's" arguments used > by the block? > 2. I installed the OOT module on gnuradio 3.7, but it looks like gnuradio > fails to import the module and I'm receiving an import error "no module > named kcsa_swig" . > Do you know what I'm missing by any chance? > Thanks, > > Yotam > > On Mon, Nov 7, 2022 at 12:11 PM Yotam Rabin <rabinyo...@gmail.com> wrote: > >> Great, thanks! >> >> On Mon, Nov 7, 2022 at 11:55 AM WarMonkey <luoshumym...@gmail.com> wrote: >> >>> Reuse the function and build your OOT module. >>> >>> On Mon, 7 Nov 2022 at 17:54, Yotam Rabin <rabinyo...@gmail.com> wrote: >>> >>>> Thank you, I see that the library is built for gnuradio 3.7, is there a >>>> ported version for 3.8 by any chance? >>>> >>>> On Sat, Nov 5, 2022 at 6:39 AM WarMonkey <luoshumym...@gmail.com> >>>> wrote: >>>> >>>>> Check this out >>>>> >>>>> https://github.com/opensatellite/KS-1Q/blob/master/host/gr-kcsa-ks1q/lib/halfduplex_tc_impl.cc#L195 >>>>> >>>>> >>>>> Yotam Rabin <rabinyo...@gmail.com> 于2022年11月3日周四 21:50写道： >>>>> >>>>>> Hi everyone! >>>>>> I'm trying to design a gnuradio based ccsds transmitter using the >>>>>> ccsds 231.0-b TC standard. >>>>>> My design requires the use of BCH (63,56) code and the encapsulation >>>>>> of the data inside the CLTU packet. >>>>>> Does anyone have any experience with this in gnuradio ? I wasn't able >>>>>> to find any implementations of such coding. >>>>>> [image: image.png] >>>>>> Any help would be greatly appreciated >>>>>> Thanks, >>>>>> Yotam >>>>>> >>>>>
