diff options
Diffstat (limited to 'gr-usrp/apps/usrp_test_loopback.py')
-rwxr-xr-x | gr-usrp/apps/usrp_test_loopback.py | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/gr-usrp/apps/usrp_test_loopback.py b/gr-usrp/apps/usrp_test_loopback.py deleted file mode 100755 index b58ac06ae..000000000 --- a/gr-usrp/apps/usrp_test_loopback.py +++ /dev/null @@ -1,65 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2004,2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -""" -Digital loopback (Tx to Rx) for the USRP Rev1. -""" - - -from gnuradio import gr -from gnuradio import usrp - - -def ramp_source (tb): - period = 2**16 - src = gr.vector_source_s (range (-period/2, period/2, 1), True) - return src - -def build_graph (): - tx_interp = 32 # tx should be twice rx - rx_decim = 16 - - tb = gr.top_block () - - data_src = ramp_source (tb) - # usrp_tx = usrp.sink_s (0, tx_interp, 1, 0x98) - usrp_tx = usrp.sink_s (0, tx_interp) - tb.connect (data_src, usrp_tx) - - usrp_rx = usrp.source_s (0, rx_decim, 1, 0x32103210, usrp.FPGA_MODE_LOOPBACK) - sink = gr.check_counting_s () - tb.connect (usrp_rx, sink) - - # file_sink = gr.file_sink (gr.sizeof_short, "loopback.dat") - # tb.connect (usrp_rx, file_sink) - - return tb - -def main (): - tb = build_graph () - try: - tb.run() - except KeyboardInterrupt: - pass - -if __name__ == '__main__': - main () |