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Bugfix: correct PLL configuration at the band switch frequency (25 MHz)

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This commit is contained in:
Jan Käberich 2025-08-09 19:11:32 +02:00
parent abe2aefcf9
commit 38b4a6ba39
1 changed files with 2 additions and 2 deletions
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4
Software/VNA_embedded/Application/VNA.cpp
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@ -87,14 +87,14 @@ static bool setPLLFrequencies(uint64_t f) {
} }
LOFreq = f + HW::getIF1(); LOFreq = f + HW::getIF1();
} }
if(sourceFreq > HW::BandSwitchFrequency) { if(sourceFreq >= HW::BandSwitchFrequency) {
Source.SetFrequency(sourceFreq); Source.SetFrequency(sourceFreq);
} }
LO1.SetFrequency(LOFreq); LO1.SetFrequency(LOFreq);
bool needsRefSwitch = false; bool needsRefSwitch = false;
if(settings.suppressPeaks) { if(settings.suppressPeaks) {
// Integer spurs can cause a small peak. // Integer spurs can cause a small peak.
if(sourceFreq > HW::BandSwitchFrequency) { if(sourceFreq >= HW::BandSwitchFrequency) {
uint32_t sourceDist = Source.DistanceToIntegerSpur(); uint32_t sourceDist = Source.DistanceToIntegerSpur();
if((sourceDist > 0) && (sourceDist < 3 * HW::getIF2())) { if((sourceDist > 0) && (sourceDist < 3 * HW::getIF2())) {
LOG_DEBUG("Source spur at %lu: %lu", (uint32_t) f, sourceDist); LOG_DEBUG("Source spur at %lu: %lu", (uint32_t) f, sourceDist);