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--- feed_measurements [2018/06/06 15:14] – jrseti
+++ feed_measurements [2023/10/28 18:36] (current) – external edit 127.0.0.1
@@ Line 11: / Line 11: @@
   - RF Switch USB-1SP8T-63H: https://www.minicircuits.com/WebStore/dashboard.html?model=USB-1SP8T-63H
-lsusb | grep Mini
+Created 2 programs, rfswitch and atten to control these units over USB. See https://github.com/jrseti/ATARFSwitchUtils for a full explanation and the source code.
-  Bus 004 Device 003: ID 20ce:0023 Minicircuits
-  Bus 004 Device 002: ID 20ce:0022 Minicircuits I/O Controller
-  Bus 003 Device 003: ID 20ce:0022 Minicircuits I/O Controller
-  Bus 003 Device 002: ID 20ce:0023 Minicircuits
-Looks like all of the available software is Window, not Linux. Bummer.
+**Setting up Proxmox USB ports**
-  - Programming guide: https://www.minicircuits.com/softwaredownload/Prog_Examples_Troubleshooting.pdf
+  root@nsg-headnode:~# qm monitor 101
+  qm> info usbhost
+    Bus 3, Addr 5, Port 14.1, Speed 1.5 Mb/s
+      Class 00: USB device 0557:2419
+    Bus 3, Addr 8, Port 12.4.4, Speed 12 Mb/s
+      Class 00: USB device 20ce:0023, Mini-Circuits
+    Bus 3, Addr 7, Port 12.4.2, Speed 12 Mb/s
+      Class 00: USB device 20ce:0022, Mini-Circuits
+    Bus 3, Addr 10, Port 12.4.1.3, Speed 12 Mb/s
+      Class 00: USB device 20ce:0022, Mini-Circuits
+    Bus 3, Addr 9, Port 12.4.1.1, Speed 12 Mb/s
+      Class 00: USB device 20ce:0023, Mini-Circuits
+Note the port numbers (like Port 12.4.4)
-Needed to install libhid to be able to communicate with the USB devices:
+In Proxmox, assign the usb ports as shown:
-  a. sudo apt-get install libusb-dev
+{{:usb-proxmox.png|}}
-  b. cd libhid-0.2.16
-  c. ./configure --enable-werror=no
-  d. make
-  e. sudo make install
-  f. sudo ldconfig
-====Feed Measurements - May 09, 2018 ====
+The head node needs to be rebooted to make the USB changes work.
+The RF switch and attenuator units are installed at the top of the FXA Rack just to the right of the RFCB rack:
+{{:rfswitch-location.jpg|}}
+=====Feed Measurements - May 09, 2018 =====
 Various feed measurements using the spectrum analyzer. Using feed 4jx. **May 09, 2018**