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Improved spectrum analyzer mode

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- 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
This commit is contained in:
Jan Käberich 2020-09-17 19:54:03 +02:00
parent 38e73365df
commit fc3ce7a828
22 changed files with 118 additions and 86 deletions
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Software/VNA_embedded/Application/VNA.cpp
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@ -165,6 +165,7 @@ bool VNA::Setup(Protocol::SweepSettings s, SweepCallback cb) {
FPGA::Enable(FPGA::Periphery::LO1RF);
FPGA::Enable(FPGA::Periphery::ExcitePort1, s.excitePort1);
FPGA::Enable(FPGA::Periphery::ExcitePort2, s.excitePort2);
FPGA::Enable(FPGA::Periphery::PortSwitch);
pointCnt = 0;
// starting port depends on whether port 1 is active in sweep
excitingPort1 = s.excitePort1;