Changes between Version 6 and Version 7 of Tutorials/Wireless/mmwave Paam Mobile

Timestamp:

Dec 5, 2023, 10:47:25 PM (2 years ago)

Author:

Abhi Adhikari

Comment:

—

Tutorials/Wireless/mmwave Paam Mobile

@@ -42 +42 @@
 Run `/root/tx.grc` and `/root/rx.grc` in `Terminal 1` and `Terminal 2`, respectively. Obtain the frequency plot shown below.
 [[Image(basic_mobile_tx_rx.png, 900px)]]
+
+Now, we will run the beam-steering scripts being used for the NRDZ project. Using `gnuradio-companion` in `Terminal 2`, make sure the file sink is enabled for `/root/rx.grc`.
+[[Image(file_sink_on.png, 900px)]]
+
+In `Terminal 1`, run:
+{{{
+root@mob4-1:~/rest# ./tx-rest.py
+}}}
+
+`Terminal 1` output:
+{{{
+3x3 TRIALS: [(-10, 0), (0, 0), (10, 0)]
+Estimated Experiment Time: 1.75 minutes (105 seconds)
+Press enter to confirm experiment execution. 
+http://rfdev-mob4-2.sb1.cosmos-lab.org:3000/array_mgmt/connect?dev_name=Local&txrx=tx&pol=h&ics=all&num_elements=4&verify=False 200 <?xml version="1.0" encoding="UTF-8"?>
+<response status="OK">
+  <action service="array_mgmt" name="connect" ipaddr="Local">
+<ERROR detail=" Array is already connected" />
+  </action>
+</response>
+
+Warm-up for 15 seconds...
+[INFO] [UHD] linux; GNU C++ version 9.3.0; Boost_107100; UHD_4.1.0.4-release
+[INFO] [X300] X300 initialization sequence...
+[INFO] [X300] Connecting to niusrpriorpc at localhost:5444...
+[INFO] [X300] Using LVBITX bitfile /usr/share/uhd/images/usrp_x310_fpga_HG.lvbitx
+[INFO] [GPS] Found an internal GPSDO: LC_XO, Firmware Rev 0.929a
+[INFO] [X300] Radio 1x clock: 200 MHz
+[WARNING] [MULTI_USRP] Calling multi_usrp::recv_async_msg() is deprecated and can lead to unexpected behaviour. Prefer calling tx_stream::recv_async_msg().
+[INFO] [MULTI_USRP]     1) catch time transition at pps edge
+[INFO] [MULTI_USRP]     2) set times next pps (synchronously)
+[WARNING] [0/Radio#0] Attempting to set tick rate to 0. Skipping.
+Press Enter to quit: Beginning TX!
+TRIALS: [(-10, 0), (0, 0), (10, 0)]
+Steering beam to (-10,0), waiting 10 seconds...
+Delimiting for 5 seconds
+127.0.0.1 - - [05/Dec/2023 22:31:55] "POST /RPC2 HTTP/1.1" 200 -
+Setting amplitude to 0.001
+127.0.0.1 - - [05/Dec/2023 22:32:00] "POST /RPC2 HTTP/1.1" 200 -
+http://rfdev-mob4-2.sb1.cosmos-lab.org:3000/array_mgmt/steer?dev_name=Local&theta=-10&phi=0 200 <?xml version="1.0" encoding="UTF-8"?>
+<response status="OK">
+  <action service="array_mgmt" name="steer" ipaddr="Local">
+    <step name="steering" duration="0.061728"/>
+  </action>
+</response>
+
+}}}
+
+In `Terminal 2`, run:
+{{{
+**root@mob4-1:~/rest# ./tx-rest.py** 
+}}}
+
+`Terminal 2` output:
+{{{
+3x3 TRIALS: [(-10, 0), (0, 0), (10, 0)]
+Estimated Experiment Time: 1.75 minutes (105 seconds)
+Press enter to confirm experiment execution. 
+http://rfdev-mob4-2.sb1.cosmos-lab.org:3000/array_mgmt/connect?dev_name=Local&txrx=tx&pol=h&ics=all&num_elements=4&verify=False 200 <?xml version="1.0" encoding="UTF-8"?>
+<response status="OK">
+  <action service="array_mgmt" name="connect" ipaddr="Local">
+<ERROR detail=" Array is already connected" />
+  </action>
+</response>
+
+Warm-up for 15 seconds...
+[INFO] [UHD] linux; GNU C++ version 9.3.0; Boost_107100; UHD_4.1.0.4-release
+[INFO] [X300] X300 initialization sequence...
+[INFO] [X300] Connecting to niusrpriorpc at localhost:5444...
+[INFO] [X300] Using LVBITX bitfile /usr/share/uhd/images/usrp_x310_fpga_HG.lvbitx
+[INFO] [GPS] Found an internal GPSDO: LC_XO, Firmware Rev 0.929a
+[INFO] [X300] Radio 1x clock: 200 MHz
+[WARNING] [MULTI_USRP] Calling multi_usrp::recv_async_msg() is deprecated and can lead to unexpected behaviour. Prefer calling tx_stream::recv_async_msg().
+[INFO] [MULTI_USRP]     1) catch time transition at pps edge
+[INFO] [MULTI_USRP]     2) set times next pps (synchronously)
+[WARNING] [0/Radio#0] Attempting to set tick rate to 0. Skipping.
+Press Enter to quit: Beginning TX!
+TRIALS: [(-10, 0), (0, 0), (10, 0)]
+Steering beam to (-10,0), waiting 10 seconds...
+Delimiting for 5 seconds
+127.0.0.1 - - [05/Dec/2023 22:31:55] "POST /RPC2 HTTP/1.1" 200 -
+Setting amplitude to 0.001
+127.0.0.1 - - [05/Dec/2023 22:32:00] "POST /RPC2 HTTP/1.1" 200 -
+http://rfdev-mob4-2.sb1.cosmos-lab.org:3000/array_mgmt/steer?dev_name=Local&theta=-10&phi=0 200 <?xml version="1.0" encoding="UTF-8"?>
+<response status="OK">
+  <action service="array_mgmt" name="steer" ipaddr="Local">
+    <step name="steering" duration="0.061728"/>
+  </action>
+</response>
+
+}}}
+