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LimeSDR input GUI: NCO and baseband center frequency now show actual values

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This commit is contained in:
f4exb 2018-03-14 06:30:45 +01:00
parent 56178c65cf
commit a9887bcdaa
4 changed files with 56 additions and 27 deletions
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2
devices/limesdr/devicelimesdr.cpp
View File

@ -50,7 +50,7 @@ bool DeviceLimeSDR::setNCOFrequency(lms_device_t *device, bool dir_tx, std::size
return false;
}
if (LMS_SetNCOIndex(device, dir_tx, chan, 0, !positive) < 0)
if (LMS_SetNCOIndex(device, dir_tx, chan, 0, positive) < 0)
{
fprintf(stderr, "DeviceLimeSDR::setNCOFrequency: cannot set conversion direction %sfreq\n", positive ? "+" : "-");
return false;

54
plugins/samplesource/limesdrinput/limesdrinputgui.cpp
View File

@ -298,7 +298,7 @@ void LimeSDRInputGUI::displaySettings()
ui->extClock->setExternalClockFrequency(m_settings.m_extClockFreq);
ui->extClock->setExternalClockActive(m_settings.m_extClock);
ui->centerFrequency->setValue(m_settings.m_centerFrequency / 1000);
setCenterFrequencyDisplay();
ui->sampleRate->setValue(m_settings.m_devSampleRate);
ui->dcOffset->setChecked(m_settings.m_dcBlock);
@ -347,11 +347,41 @@ void LimeSDRInputGUI::displaySettings()
void LimeSDRInputGUI::setNCODisplay()
{
int ncoHalfRange = (m_settings.m_devSampleRate * (1<<(m_settings.m_log2HardDecim)))/2;
int lowBoundary = std::max(0, (int) m_settings.m_centerFrequency - ncoHalfRange);
ui->ncoFrequency->setValueRange(7,
lowBoundary/1000,
(m_settings.m_centerFrequency + ncoHalfRange)/1000); // frequency dial is in kHz
ui->ncoFrequency->setValue((m_settings.m_centerFrequency + m_settings.m_ncoFrequency)/1000);
ui->ncoFrequency->setValueRange(
false,
8,
-ncoHalfRange,
ncoHalfRange); // frequency dial is in kHz
ui->ncoFrequency->blockSignals(true);
ui->ncoFrequency->setValue(m_settings.m_ncoFrequency);
ui->ncoFrequency->blockSignals(false);
}
void LimeSDRInputGUI::setCenterFrequencyDisplay()
{
int64_t centerFrequency = m_settings.m_centerFrequency;
ui->centerFrequency->setToolTip(QString("Main center frequency in kHz (LO: %1 kHz)").arg(centerFrequency/1000));
if (m_settings.m_ncoEnable) {
centerFrequency += m_settings.m_ncoFrequency;
}
ui->centerFrequency->blockSignals(true);
ui->centerFrequency->setValue(centerFrequency < 0 ? 0 : (uint64_t) centerFrequency/1000); // kHz
ui->centerFrequency->blockSignals(false);
}
void LimeSDRInputGUI::setCenterFrequencySetting(uint64_t kHzValue)
{
int64_t centerFrequency = kHzValue*1000;
if (m_settings.m_ncoEnable) {
centerFrequency -= m_settings.m_ncoFrequency;
}
m_settings.m_centerFrequency = centerFrequency < 0 ? 0 : (uint64_t) centerFrequency;
ui->centerFrequency->setToolTip(QString("Main center frequency in kHz (LO: %1 kHz)").arg(centerFrequency/1000));
}
void LimeSDRInputGUI::sendSettings()
@ -455,28 +485,28 @@ void LimeSDRInputGUI::on_record_toggled(bool checked)
void LimeSDRInputGUI::on_centerFrequency_changed(quint64 value)
{
m_settings.m_centerFrequency = value * 1000;
setNCODisplay();
setCenterFrequencySetting(value);
sendSettings();
}
void LimeSDRInputGUI::on_ncoFrequency_changed(quint64 value)
void LimeSDRInputGUI::on_ncoFrequency_changed(qint64 value)
{
m_settings.m_ncoFrequency = (int64_t) value - (int64_t) m_settings.m_centerFrequency/1000;
m_settings.m_ncoFrequency *= 1000;
m_settings.m_ncoFrequency = value;
setCenterFrequencyDisplay();
sendSettings();
}
void LimeSDRInputGUI::on_ncoEnable_toggled(bool checked)
{
m_settings.m_ncoEnable = checked;
setCenterFrequencyDisplay();
sendSettings();
}
void LimeSDRInputGUI::on_ncoReset_clicked(bool checked __attribute__((unused)))
{
m_settings.m_ncoFrequency = 0;
ui->ncoFrequency->setValue(m_settings.m_centerFrequency/1000);
ui->ncoFrequency->setValue(0);
sendSettings();
}

4
plugins/samplesource/limesdrinput/limesdrinputgui.h
View File

@ -69,6 +69,8 @@ private:
void displaySettings();
void setNCODisplay();
void setCenterFrequencyDisplay();
void setCenterFrequencySetting(uint64_t kHzValue);
void sendSettings();
void updateSampleRateAndFrequency();
void updateADCRate();
@ -79,7 +81,7 @@ private slots:
void on_startStop_toggled(bool checked);
void on_record_toggled(bool checked);
void on_centerFrequency_changed(quint64 value);
void on_ncoFrequency_changed(quint64 value);
void on_ncoFrequency_changed(qint64 value);
void on_ncoEnable_toggled(bool checked);
void on_ncoReset_clicked(bool checked);
void on_dcOffset_toggled(bool checked);

23
plugins/samplesource/limesdrinput/limesdrinputgui.ui
View File

@ -35,16 +35,7 @@
<property name="spacing">
<number>3</number>
</property>
<property name="leftMargin">
<number>2</number>
</property>
<property name="topMargin">
<number>2</number>
</property>
<property name="rightMargin">
<number>2</number>
</property>
<property name="bottomMargin">
<property name="margin">
<number>2</number>
</property>
<item>
@ -256,7 +247,7 @@
</widget>
</item>
<item>
<widget class="ValueDial" name="ncoFrequency" native="true">
<widget class="ValueDialZ" name="ncoFrequency" native="true">
<property name="sizePolicy">
<sizepolicy hsizetype="Maximum" vsizetype="Maximum">
<horstretch>0</horstretch>
@ -281,14 +272,14 @@
<cursorShape>PointingHandCursor</cursorShape>
</property>
<property name="toolTip">
<string>Center frequency with NCO engaged (kHz)</string>
<string>NCO frequency (Hz)</string>
</property>
</widget>
</item>
<item>
<widget class="QLabel" name="ncoUnits">
<property name="text">
<string>kHz</string>
<string>Hz</string>
</property>
</widget>
</item>
@ -1166,6 +1157,12 @@ QToolTip{background-color: white; color: black;}</string>
<extends>QToolButton</extends>
<header>gui/externalclockbutton.h</header>
</customwidget>
<customwidget>
<class>ValueDialZ</class>
<extends>QWidget</extends>
<header>gui/valuedialz.h</header>
<container>1</container>
</customwidget>
</customwidgets>
<resources>
<include location="../../../sdrgui/resources/res.qrc"/>