caiyu/LibreVNA
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801 Commits 1 Branch 0 Tags 266 MiB
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648 Commits

Author SHA1 Message Date
Jan Käberich
d0640e0e42 Change ADC samplerate for points at which LO feedthrough would alias 2020-10-30 19:23:34 +01:00
Jan Käberich
c0e4f41115 Various small bugfixes 
- Improved device communication (callbacks for transmissions working properly now)
- Honor averaging when calibrating
- Ignore delayed points from last sweep during calibration
- Stop the sweep when disconnecting
 2020-10-29 19:27:04 +01:00
Jan Käberich
fcab7f499d Merge branch 'master' of github.com:jankae/VNA2 2020-10-27 22:20:55 +01:00
Jan Käberich
e68a9abffe Proof-of-concept TDR measurements 2020-10-27 22:07:14 +01:00
Jan Käberich
23e3773594 take two-way offset delay into account 2020-10-25 22:16:35 +01:00
Jan Käberich
d313988bfd minor GUI improvements 2020-10-25 14:20:19 +01:00
Jan Käberich
78ecffbaac backup button icons in case of missing theme 2020-10-25 00:12:46 +02:00
Jan Käberich
41f99148b7 different marker types for VNA/SA, added TOI measurement 2020-10-23 14:12:45 +02:00
Jan Käberich
398db2253d Averaging of traces for VNA/SA mode 2020-10-23 11:39:07 +02:00
Jan Käberich
74e068d8d1 Customizable graph colors 2020-10-22 21:12:33 +02:00
Jan Käberich
978ac89aa9 Remember/set default values for signal generator/spectrum analyzer 2020-10-22 17:13:36 +02:00
Jan Käberich
5f654f0023 automatic markers for low/high/bandpass 2020-10-20 19:15:06 +02:00
Jan Käberich
49fb02be23 Min/Max/Delta markers 2020-10-20 17:03:49 +02:00
Jan Käberich
b5cd6e0072 improved marker data capsulation 2020-10-19 21:21:04 +02:00
Jan Käberich
bd7fbfda2f Fix: drag markers on bodeplot working on windows 2020-10-19 19:39:16 +02:00
Jan Käberich
707975b037 Cleaner device reattachment after firmware update 2020-10-07 20:04:45 +02:00
Jan Käberich
394facf2ed USB bottleneck on PC side removed, reaching 10k points 2020-10-04 13:42:17 +02:00
Jan Käberich
6bc6b1d202 Speed improvements 2020-10-03 21:56:09 +02:00
Jan Käberich
49917c4b19 Through normalization and TRL calibration added 2020-10-03 13:01:59 +02:00
Jan Käberich
1ea2771e32 Removed unnecessary null pointer checks, closes #5 2020-10-01 17:52:42 +02:00
Jan Käberich
2157b3f3c4 Improved USB throughput, stimulus power up to 0dbm, fine tuning of dynamic range 2020-09-29 23:03:20 +02:00
Jan Käberich
eb64e042f4 Bugfix: race condition removed when changing settings on fast sweep 2020-09-27 11:49:30 +02:00
Jan Käberich
926392e5b9 Bugfixes and speed improvements 2020-09-26 23:34:31 +02:00
Jan Käberich
e1dfa7ee55 Github action build for embedded/ubuntu/windows 2020-09-25 18:38:56 +02:00
Jan Käberich
884d949dfa CPU temperature readout 2020-09-21 14:29:31 +02:00
Jan Käberich
fb8ee5b355 Do not overwrite marker frequency while editing 2020-09-21 14:06:20 +02:00
Jan Käberich
d32f7a61ee Bugfix: only enable highband source once per sweep 2020-09-20 22:51:51 +02:00
Jan Käberich
57b4ebfb26 mitigation for peaks caused by limited fractional divider in PLLs 2020-09-20 10:13:06 +02:00
Jan Käberich
fc3ce7a828 Improved spectrum analyzer mode 
- Faster sweeps by changing 2.LO only when necessary and using 400kHz I2C frequency
- Added FPGA settings for selectable ADC samplerate
- Additional measurement with different ADC samplerate when signal ID is on to remove ADC images
 2020-09-17 19:54:03 +02:00
Jan Käberich
38e73365df proof-of-concept spectrum analyzer mode 2020-09-17 15:51:20 +02:00
Jan Käberich
76875c2316 Amplitude factor corrected 2020-09-17 09:54:21 +02:00
Jan Käberich
00244022c9 Refactoring, better code encapsulation for different operating modes 2020-09-17 09:53:52 +02:00
Jan Käberich
d9d00b8c71 Windowing option added to sampling 2020-09-16 16:13:06 +02:00
Jan Käberich
de8761545d Experimental feature: only excite one port when other traces are paused 2020-09-15 23:22:08 +02:00
Jan Käberich
44124bc09e Bugfixes 
- Firmware update device reattachment
- Disconnect/connect with multiple devices
- udev rule extended
 2020-09-15 14:41:24 +02:00
Jan Käberich
2d44201de7 automatic driver installation on Windows using WCID, changed PID to avoid collision 2020-09-15 12:31:00 +02:00
Jan Käberich
4cbd60e62d Bugfixes and improvements for new hardware 2020-09-14 23:13:32 +02:00
Jan Käberich
7d9d5e27eb different settling time/samples per point in sweep 2020-09-14 11:03:37 +02:00
Jan Käberich
aae01a602e Working generator mode 2020-09-13 18:01:32 +02:00
Jan Käberich
b7033a029e Refactoring: splitting mode logic into different classes 2020-09-13 14:44:45 +02:00
Jan Käberich
e266d37b96 Reference control added 2020-09-12 12:17:35 +02:00
Jan Käberich
6960498fcb HAL layer for VNA functionality to use similar firmware on both hardware revisions 2020-09-11 23:08:30 +02:00
Jan Käberich
f4a6b24a8e Mode switch to signal generator (GUI stubs only) 2020-09-11 23:07:15 +02:00
Jan Käberich
37511fa404 Search for rebooted device after update 2020-09-01 21:33:10 +02:00
Jan Käberich
8c33ae523a Main thread using FreeRTOS notifications, added missing commands for firmware update 2020-08-31 17:57:24 +02:00
Jan Käberich
07ba714f1f PC Application: partial firmware update dialog 2020-08-30 22:03:41 +02:00
Jan Käberich
8c8749accd Flash/FPGA driver for configuration and firmware update from uC 2020-08-30 16:20:00 +02:00
Jan Käberich
30d4ebe37b embedded code copied from jankae/VNA and adjusted for STM32G4 2020-08-24 19:06:50 +02:00