Hi Pablo, you can use the tag_debug or metadata file sink blocks to see if your tags are propagating correctly.
MB On Mon, Feb 25, 2013 at 04:58:52PM +0000, Pablo Belzarena wrote: > Hi, With gnuradio 3.6.3 I am using the gr_message_burst_source to generate > messages (one message per second) and set the bob and eob correctly. After > this block I connect the following blocks to send bpsk modulated messages > : packet_to_unpacket_bb, map_bb, chuncks_to_symbol, rrc_filter and the > uhd_usrp_sink. However, I get many "U" characters in the screen, and many > errors in the reception. I think that one or many blocks of the previous ones > do not propagate the tags properly. I appreciate any help to solve this > problem > /question. Thank you. -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Laboratory of the Helmholtz Association
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