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Improve spectrum analyzer

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- revert LO2 shift mechanism (restores previous SA speed)
- allow tracking generator to reach all(?) frequencies with sufficient accuracy
This commit is contained in:
Jan Käberich 2025-01-04 16:50:20 +01:00
parent 8df7d1b7be
commit b77ba278de
3 changed files with 68 additions and 60 deletions
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11
Software/VNA_embedded/Application/Drivers/Si5351C.cpp
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@ -219,17 +219,6 @@ bool Si5351C::WritePLLConfig(PLLConfig config, PLL pll) {
} else {
success &=SetBits(Reg::PLLInputSource, mask);
}
// Reset the PLL
mask = pll == PLL::A ? 0x20 : 0x80;
//success &=SetBits(Reg::PLLReset, mask);
reg = pll == PLL::A ? Reg::MSNA_CONFIG : Reg::MSNB_CONFIG;
for(uint8_t i=0;i<8;i++) {
uint8_t readback;
ReadRegister((Reg)((int)reg + i), &readback);
LOG_DEBUG("PLL readback %d: 0x%02x", i, readback);
}
return success;
}