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Add master clock rate display to GUI.

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Calculate full range of sample rates supported, by varying master clock.
Check if requested sample rate can be met.
This commit is contained in:
Jon Beniston
2020-10-26 14:39:12 +00:00
parent 636c014427
commit 2400c4643c
14 changed files with 198 additions and 85 deletions
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plugins/samplesource/usrpinput/usrpinputgui.cpp
+10 -1
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@@ -163,9 +163,10 @@ bool USRPInputGUI::handleMessage(const Message& message)
else if (DeviceUSRPShared::MsgReportBuddyChange::match(message))
{
DeviceUSRPShared::MsgReportBuddyChange& report = (DeviceUSRPShared::MsgReportBuddyChange&) message;
m_settings.m_devSampleRate = report.getDevSampleRate();
m_settings.m_masterClockRate = report.getMasterClockRate();
if (report.getRxElseTx()) {
m_settings.m_devSampleRate = report.getDevSampleRate();
m_settings.m_centerFrequency = report.getCenterFrequency();
m_settings.m_loOffset = report.getLOOffset();
}
@@ -287,12 +288,20 @@ void USRPInputGUI::handleInputMessages()
void USRPInputGUI::updateSampleRate()
{
uint32_t sr = m_settings.m_devSampleRate;
int cr = m_settings.m_masterClockRate;
if (sr < 100000000) {
ui->sampleRateLabel->setText(tr("%1k").arg(QString::number(sr / 1000.0f, 'g', 5)));
} else {
ui->sampleRateLabel->setText(tr("%1M").arg(QString::number(sr / 1000000.0f, 'g', 5)));
}
if (cr < 0) {
ui->masterClockRateLabel->setText("-");
} else if (cr < 100000000) {
ui->masterClockRateLabel->setText(tr("%1k").arg(QString::number(cr / 1000.0f, 'g', 5)));
} else {
ui->masterClockRateLabel->setText(tr("%1M").arg(QString::number(cr / 1000000.0f, 'g', 5)));
}
// LO offset shouldn't be greater than half the sample rate
ui->loOffset->setValueRange(false, 5, -(int32_t)sr/2/1000, (int32_t)sr/2/1000);
}