From tyruskam at gmail.com Fri Oct 26 15:55:43 2012 From: tyruskam at gmail.com (ty) Date: Fri, 26 Oct 2012 18:55:43 +0300 Subject: gmr receive error Message-ID: Hi all. My names are tyrus from Kenya, Africa. I managed to set up Osmogmr successfully but when I fired it up using the following commands, I receive the following error. tyrus at jedi-council:~/gmr_multi_rx$ ./gmr_multi_rx --gmr1-dl 941 -a RX2 -S A:0 --addr=usrp2 -T 10 linux; GNU C++ version 4.4.5; Boost_104200; UHD_003.004.002-159-g0d5cef73 Given gmr1-dl ARFCNs: 941 = 1554.406250 MHz Required bandwidth is: 31.250000 kHz Creating the UHD device... -- Opening a USRP2/N-Series device... -- Current recv frame size: 1472 bytes -- Current send frame size: 1472 bytes *terminate called after throwing an instance of 'uhd::runtime_error'* * what(): RuntimeError: fifo ctrl timed out looking for acks* Aborted I'm running off USRP N200 with a WBX board with UHD version 003.004.002-159. Any assistance will be highly appreciated. -tyrus -------------- next part -------------- An HTML attachment was scrubbed... URL: From 246tnt at gmail.com Sat Oct 27 10:16:54 2012 From: 246tnt at gmail.com (Sylvain Munaut) Date: Sat, 27 Oct 2012 12:16:54 +0200 Subject: gmr receive error In-Reply-To: References: Message-ID: Hi Tyrus, > Creating the UHD device... > -- Opening a USRP2/N-Series device... > -- Current recv frame size: 1472 bytes > -- Current send frame size: 1472 bytes > terminate called after throwing an instance of 'uhd::runtime_error' > what(): RuntimeError: fifo ctrl timed out looking for acks > Aborted > > I'm running off USRP N200 with a WBX board with UHD version 003.004.002-159. > Any assistance will be highly appreciated. Do the UHD / Gnuradio utilities like uhd_fft work ? Like if you tune to 1554.4 MHz, can you see the signal ? This definitely look like a UHD issue so maybe try and ask in the gnuradio ml as well. Cheers, Sylvain