Have a look at this burst fsk modem too https://oshearesearch.com/index.php/2015/05/31/building-a-burst-fsk-modem-in-gnu-radio-with-message-lambda-blocks-and-eventstream/
On 28 March 2018 at 10:57, Jeff Long <[email protected]> wrote: > Take a look at gr-eventstream and gr-*burst. > > > On 03/28/2018 04:14 AM, samuel verdon wrote: > >> Hello everyone, >> >> Builind a FSK tansiever, I would like to send burst data. All the fec and >> data maniupation are made with custom block working with message. >> >> After formating everything, I convert my data to Stream with « PDU to >> tagged Stream » block and send it to «GFSK mod » block. >> >> This last block needs to have a steam to work (as I understand ). My >> burst messages come randomly from an UDP port and with different time >> interval. >> >> When Nothing is tansmit the gnuradio flowgraph stops saying it does not >> have enough data comming to « PDU to tagged stream» to work. >> >> How can I avoid this problem ? should I send zero between data ? Is >> there a bloc to do this ? >> >> Thank you >> >> Sam >> >> >> >> _______________________________________________ >> Discuss-gnuradio mailing list >> [email protected] >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >> >> > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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