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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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2
devices/usrp/deviceusrp.cpp
View File

@ -52,7 +52,7 @@ void DeviceUSRP::enumOriginDevices(const QString& hardwareId, PluginInterface::O
qDebug() << "DeviceUSRP::enumOriginDevices: found USRP device " << displayedName;
DeviceUSRPParams usrpParams;
usrpParams.open(id.toStdString().c_str());
usrpParams.open(id.toStdString().c_str(), true);
usrpParams.close();
originDevices.append(PluginInterface::OriginDevice(

36
devices/usrp/deviceusrpparam.cpp
View File

@ -19,7 +19,7 @@
#include <QDebug>
#include "deviceusrpparam.h"
bool DeviceUSRPParams::open(const char *deviceStr)
bool DeviceUSRPParams::open(const char *deviceStr, bool channelNumOnly)
{
qDebug("DeviceUSRPParams::open: %s", (const char *) deviceStr);
@ -32,14 +32,47 @@ bool DeviceUSRPParams::open(const char *deviceStr)
m_nbRxChannels = m_dev->get_rx_num_channels();
m_nbTxChannels = m_dev->get_tx_num_channels();
// Speed up program initialisation, by not getting all properties
// If we could find out number of channles without ::make ing the device
// that would be even better
if (!channelNumOnly)
{
m_lpfRangeRx = m_dev->get_rx_bandwidth_range();
m_lpfRangeTx = m_dev->get_tx_bandwidth_range();
m_loRangeRx = m_dev->get_fe_rx_freq_range();
m_loRangeTx = m_dev->get_fe_tx_freq_range();
// For some devices (B210), rx/tx_rates vary with master_clock_rate
// Note master_clock_rate is rate between FPGA and RFIC
// tx/rx_rate is rate between PC and FPGA
uhd::meta_range_t clockRange = m_dev->get_master_clock_rate_range();
if (clockRange.start() == clockRange.stop())
{
m_srRangeRx = m_dev->get_rx_rates();
m_srRangeTx = m_dev->get_tx_rates();
}
else
{
// Find max and min sample rate, for max and min master clock rates
m_dev->set_master_clock_rate(clockRange.start());
uhd::meta_range_t rxLow = m_dev->get_rx_rates();
uhd::meta_range_t txLow = m_dev->get_tx_rates();
m_dev->set_master_clock_rate(clockRange.stop());
uhd::meta_range_t rxHigh = m_dev->get_rx_rates();
uhd::meta_range_t txHigh = m_dev->get_tx_rates();
m_srRangeRx = uhd::meta_range_t(std::min(rxLow.start(), rxHigh.start()), std::max(rxLow.stop(), rxHigh.stop()));
m_srRangeTx = uhd::meta_range_t(std::min(txLow.start(), txHigh.start()), std::max(txLow.stop(), txHigh.stop()));
// Need to restore automatic clock rate
uhd::property_tree::sptr properties = m_dev->get_tree();
if (properties->exists("/mboards/0/auto_tick_rate"))
{
properties->access<bool>("/mboards/0/auto_tick_rate").set(true);
}
}
m_gainRangeRx = m_dev->get_rx_gain_range();
m_gainRangeTx = m_dev->get_tx_gain_range();
@ -63,6 +96,7 @@ bool DeviceUSRPParams::open(const char *deviceStr)
m_clockSources.reserve(clockSources.size());
for(size_t i = 0, l = clockSources.size(); i < l; ++i)
m_clockSources << QString::fromStdString(clockSources[i]);
}
return true;
}

12
devices/usrp/deviceusrpparam.h
View File

@ -47,11 +47,6 @@ struct DEVICES_API DeviceUSRPParams
uhd::meta_range_t m_srRangeTx; //!< Sample rate range
uhd::gain_range_t m_gainRangeRx; //!< Gain range for Rx
uhd::gain_range_t m_gainRangeTx; //!< Gain range for Tx
float m_sampleRate; //!< Sample rate between host and device
int m_log2OvSRRx; //!< log2 of Rx oversampling (0..5)
int m_log2OvSRTx; //!< log2 of Tx oversampling (0..5)
float m_rxFrequency; //!< Rx frequency
float m_txFrequency; //!< Tx frequency
QStringList m_txAntennas; //!< List of Tx antenna names
QStringList m_rxAntennas; //!< List of Rx antenna names
QStringList m_rxGainNames; //!< List of Rx gain stages - Currently this seems limited to "PGA"
@ -61,11 +56,6 @@ struct DEVICES_API DeviceUSRPParams
m_dev(),
m_nbRxChannels(0),
m_nbTxChannels(0),
m_sampleRate(1e6),
m_log2OvSRRx(0),
m_log2OvSRTx(0),
m_rxFrequency(1e6),
m_txFrequency(1e6),
m_lpfRangeRx(),
m_lpfRangeTx(),
m_loRangeRx(),
@ -84,7 +74,7 @@ struct DEVICES_API DeviceUSRPParams
/**
* Opens and initialize the device and obtain information (# channels, ranges, ...)
*/
bool open(const char *deviceStr);
bool open(const char *deviceStr, bool channelNumOnly);
void close();
uhd::usrp::multi_usrp::sptr getDevice() { return m_dev; }

6
devices/usrp/deviceusrpshared.h
View File

@ -37,18 +37,21 @@ public:
int getDevSampleRate() const { return m_devSampleRate; }
uint64_t getCenterFrequency() const { return m_centerFrequency; }
int getLOOffset() const { return m_loOffset; }
int getMasterClockRate() const { return m_masterClockRate; }
bool getRxElseTx() const { return m_rxElseTx; }
static MsgReportBuddyChange* create(
int devSampleRate,
uint64_t centerFrequency,
int loOffset,
int masterClockRate,
bool rxElseTx)
{
return new MsgReportBuddyChange(
devSampleRate,
centerFrequency,
loOffset,
masterClockRate,
rxElseTx);
}
@ -56,17 +59,20 @@ public:
int m_devSampleRate; //!< device/host sample rate
uint64_t m_centerFrequency; //!< Center frequency
int m_loOffset; //!< LO offset
int m_masterClockRate; //!< FPGA/RFIC sample rate
bool m_rxElseTx; //!< tells which side initiated the message
MsgReportBuddyChange(
int devSampleRate,
uint64_t centerFrequency,
int loOffset,
int masterClockRate,
bool rxElseTx) :
Message(),
m_devSampleRate(devSampleRate),
m_centerFrequency(centerFrequency),
m_loOffset(loOffset),
m_masterClockRate(masterClockRate),
m_rxElseTx(rxElseTx)
{ }
};

66
plugins/samplesink/usrpoutput/usrpoutput.cpp
View File

@ -175,7 +175,7 @@ bool USRPOutput::openDevice()
m_deviceShared.m_deviceParams = new DeviceUSRPParams();
char serial[256];
strcpy(serial, qPrintable(m_deviceAPI->getSamplingDeviceSerial()));
m_deviceShared.m_deviceParams->open(serial);
m_deviceShared.m_deviceParams->open(serial, false);
m_deviceShared.m_channel = requestedChannel; // acknowledge the requested channel
}
@ -533,31 +533,31 @@ bool USRPOutput::handleMessage(const Message& message)
{
DeviceUSRPShared::MsgReportBuddyChange& report = (DeviceUSRPShared::MsgReportBuddyChange&) message;
if (report.getRxElseTx() && m_running)
{
double host_Hz;
host_Hz = m_deviceShared.m_deviceParams->getDevice()->get_tx_rate(m_deviceShared.m_channel);
m_settings.m_devSampleRate = roundf(host_Hz);
qDebug() << "USRPOutput::handleMessage: MsgReportBuddyChange:"
<< " m_devSampleRate: " << m_settings.m_devSampleRate;
}
else
if (!report.getRxElseTx())
{
// Tx buddy changed settings, we need to copy
m_settings.m_devSampleRate = report.getDevSampleRate();
m_settings.m_centerFrequency = report.getCenterFrequency();
m_settings.m_loOffset = report.getLOOffset();
}
// Master clock rate is common between all buddies
int masterClockRate = report.getMasterClockRate();
if (masterClockRate > 0)
m_settings.m_masterClockRate = masterClockRate;
qDebug() << "USRPOutput::handleMessage MsgReportBuddyChange";
qDebug() << "m_masterClockRate " << m_settings.m_masterClockRate;
DSPSignalNotification *notif = new DSPSignalNotification(
m_settings.m_devSampleRate/(1<<m_settings.m_log2SoftInterp),
m_settings.m_centerFrequency);
m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
if (getMessageQueueToGUI())
{
DeviceUSRPShared::MsgReportBuddyChange *reportToGUI = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, false);
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, false);
getMessageQueueToGUI()->push(reportToGUI);
}
return true;
}
@ -617,6 +617,7 @@ bool USRPOutput::applySettings(const USRPOutputSettings& settings, bool preGetSt
bool forwardChangeAllDSP = false;
bool forwardClockSource = false;
bool ownThreadWasRunning = false;
bool checkRates = false;
QList<QString> reverseAPIKeys;
try
@ -665,10 +666,8 @@ bool USRPOutput::applySettings(const USRPOutputSettings& settings, bool preGetSt
if (m_deviceShared.m_deviceParams->getDevice() && (m_channelAcquired || preGetStream))
{
m_deviceShared.m_deviceParams->getDevice()->set_tx_rate(settings.m_devSampleRate, m_deviceShared.m_channel);
double actualSampleRate = m_deviceShared.m_deviceParams->getDevice()->get_tx_rate(m_deviceShared.m_channel);
qDebug("USRPOutput::applySettings: set sample rate set to %d - actual rate %f", settings.m_devSampleRate,
actualSampleRate);
m_deviceShared.m_deviceParams->m_sampleRate = m_settings.m_devSampleRate;
qDebug("USRPOutput::applySettings: set sample rate set to %d", settings.m_devSampleRate);
checkRates = true;
}
}
@ -776,6 +775,17 @@ bool USRPOutput::applySettings(const USRPOutputSettings& settings, bool preGetSt
m_settings = settings;
if (checkRates)
{
// Check if requested rate could actually be met and what master clock rate we ended up with
double actualSampleRate = m_deviceShared.m_deviceParams->getDevice()->get_tx_rate(m_deviceShared.m_channel);
qDebug("USRPOutput::applySettings: actual sample rate %f", actualSampleRate);
double masterClockRate = m_deviceShared.m_deviceParams->getDevice()->get_master_clock_rate();
qDebug("USRPOutput::applySettings: master_clock_rate %f", masterClockRate);
m_settings.m_devSampleRate = actualSampleRate;
m_settings.m_masterClockRate = masterClockRate;
}
// forward changes to buddies or oneself
if (forwardChangeAllDSP)
@ -795,7 +805,7 @@ bool USRPOutput::applySettings(const USRPOutputSettings& settings, bool preGetSt
for (; itSink != sinkBuddies.end(); ++itSink)
{
DeviceUSRPShared::MsgReportBuddyChange *report = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, false);
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, false);
(*itSink)->getSamplingDeviceInputMessageQueue()->push(report);
}
@ -806,9 +816,17 @@ bool USRPOutput::applySettings(const USRPOutputSettings& settings, bool preGetSt
for (; itSource != sourceBuddies.end(); ++itSource)
{
DeviceUSRPShared::MsgReportBuddyChange *report = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, false);
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, false);
(*itSource)->getSamplingDeviceInputMessageQueue()->push(report);
}
// send to GUI so it can see master clock rate and if actual rate differs
if (m_deviceAPI->getSamplingDeviceGUIMessageQueue())
{
DeviceUSRPShared::MsgReportBuddyChange *report = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, false);
m_deviceAPI->getSamplingDeviceGUIMessageQueue()->push(report);
}
}
else if (forwardChangeTxDSP)
{
@ -827,7 +845,7 @@ bool USRPOutput::applySettings(const USRPOutputSettings& settings, bool preGetSt
for (; itSink != sinkBuddies.end(); ++itSink)
{
DeviceUSRPShared::MsgReportBuddyChange *report = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, false);
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, false);
(*itSink)->getSamplingDeviceInputMessageQueue()->push(report);
}
}
@ -856,6 +874,14 @@ bool USRPOutput::applySettings(const USRPOutputSettings& settings, bool preGetSt
}
}
// send to GUI in case requested clock isn't detected
if (m_deviceAPI->getSamplingDeviceGUIMessageQueue())
{
DeviceUSRPShared::MsgReportClockSourceChange *report = DeviceUSRPShared::MsgReportClockSourceChange::create(
m_settings.m_clockSource);
m_deviceAPI->getSamplingDeviceGUIMessageQueue()->push(report);
}
// send to source buddies
const std::vector<DeviceAPI*>& sourceBuddies = m_deviceAPI->getSourceBuddies();
std::vector<DeviceAPI*>::const_iterator itSource = sourceBuddies.begin();

11
plugins/samplesink/usrpoutput/usrpoutputgui.cpp
View File

@ -180,9 +180,10 @@ bool USRPOutputGUI::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();
}
@ -291,12 +292,20 @@ void USRPOutputGUI::updateSampleRateAndFrequency()
void USRPOutputGUI::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);
}

10
plugins/samplesink/usrpoutput/usrpoutputgui.ui
View File

@ -75,6 +75,16 @@
</item>
<item>
<layout class="QHBoxLayout" name="freqLeftBotLayout">
<item>
<widget class="QLabel" name="masterClockRateLabel">
<property name="toolTip">
<string>Master clock rate (sample rate between FPGA and RFIC) (k or MS/s)</string>
</property>
<property name="text">
<string>00000k</string>
</property>
</widget>
</item>
<item>
<widget class="QLabel" name="sampleRateLabel">
<property name="minimumSize">

1
plugins/samplesink/usrpoutput/usrpoutputsettings.cpp
View File

@ -27,6 +27,7 @@ USRPOutputSettings::USRPOutputSettings()
void USRPOutputSettings::resetToDefaults()
{
m_masterClockRate = -1; // Calculated by UHD
m_centerFrequency = 435000*1000;
m_devSampleRate = 3000000;
m_loOffset = 0;

1
plugins/samplesink/usrpoutput/usrpoutputsettings.h
View File

@ -30,6 +30,7 @@
*/
struct USRPOutputSettings
{
int m_masterClockRate;
// global settings to be saved
uint64_t m_centerFrequency;
int m_devSampleRate;

53
plugins/samplesource/usrpinput/usrpinput.cpp
View File

@ -202,7 +202,7 @@ bool USRPInput::openDevice()
m_deviceShared.m_deviceParams = new DeviceUSRPParams();
char serial[256];
strcpy(serial, qPrintable(m_deviceAPI->getSamplingDeviceSerial()));
m_deviceShared.m_deviceParams->open(serial);
m_deviceShared.m_deviceParams->open(serial, false);
m_deviceShared.m_channel = requestedChannel; // acknowledge the requested channel
}
@ -548,20 +548,17 @@ bool USRPInput::handleMessage(const Message& message)
if (report.getRxElseTx())
{
// Rx buddy changed settings, we need to copy
m_settings.m_devSampleRate = report.getDevSampleRate();
m_settings.m_centerFrequency = report.getCenterFrequency();
m_settings.m_loOffset = report.getLOOffset();
}
else if (m_running)
{
double host_Hz;
host_Hz = m_deviceShared.m_deviceParams->getDevice()->get_rx_rate(m_deviceShared.m_channel);
m_settings.m_devSampleRate = roundf(host_Hz);
qDebug() << "USRPInput::handleMessage: MsgReportBuddyChange:"
<< " m_devSampleRate: " << m_settings.m_devSampleRate;
}
// Master clock rate is common between all buddies
int masterClockRate = report.getMasterClockRate();
if (masterClockRate > 0)
m_settings.m_masterClockRate = masterClockRate;
qDebug() << "USRPInput::handleMessage MsgReportBuddyChange";
qDebug() << "m_masterClockRate " << m_settings.m_masterClockRate;
DSPSignalNotification *notif = new DSPSignalNotification(
m_settings.m_devSampleRate/(1<<m_settings.m_log2SoftDecim),
@ -571,7 +568,7 @@ bool USRPInput::handleMessage(const Message& message)
if (getMessageQueueToGUI())
{
DeviceUSRPShared::MsgReportBuddyChange *reportToGUI = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, true);
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, true);
getMessageQueueToGUI()->push(reportToGUI);
}
@ -656,6 +653,7 @@ bool USRPInput::applySettings(const USRPInputSettings& settings, bool preGetStre
bool forwardClockSource = false;
bool ownThreadWasRunning = false;
bool reapplySomeSettings = false;
bool checkRates = false;
QList<QString> reverseAPIKeys;
try
@ -704,10 +702,8 @@ bool USRPInput::applySettings(const USRPInputSettings& settings, bool preGetStre
if (m_deviceShared.m_deviceParams->getDevice() && (m_channelAcquired || preGetStream))
{
m_deviceShared.m_deviceParams->getDevice()->set_rx_rate(settings.m_devSampleRate, m_deviceShared.m_channel);
double actualSampleRate = m_deviceShared.m_deviceParams->getDevice()->get_rx_rate(m_deviceShared.m_channel);
qDebug("USRPInput::applySettings: set sample rate set to %d - actual rate %f", settings.m_devSampleRate,
actualSampleRate);
m_deviceShared.m_deviceParams->m_sampleRate = m_settings.m_devSampleRate;
qDebug("USRPInput::applySettings: set sample rate set to %d", settings.m_devSampleRate);
checkRates = true;
reapplySomeSettings = true;
}
}
@ -845,6 +841,17 @@ bool USRPInput::applySettings(const USRPInputSettings& settings, bool preGetStre
m_settings = settings;
if (checkRates)
{
// Check if requested rate could actually be met and what master clock rate we ended up with
double actualSampleRate = m_deviceShared.m_deviceParams->getDevice()->get_rx_rate(m_deviceShared.m_channel);
qDebug("USRPInput::applySettings: actual sample rate %f", actualSampleRate);
double masterClockRate = m_deviceShared.m_deviceParams->getDevice()->get_master_clock_rate();
qDebug("USRPInput::applySettings: master_clock_rate %f", masterClockRate);
m_settings.m_devSampleRate = actualSampleRate;
m_settings.m_masterClockRate = masterClockRate;
}
// forward changes to buddies or oneself
if (forwardChangeAllDSP)
@ -864,7 +871,7 @@ bool USRPInput::applySettings(const USRPInputSettings& settings, bool preGetStre
for (; itSource != sourceBuddies.end(); ++itSource)
{
DeviceUSRPShared::MsgReportBuddyChange *report = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, true);
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, true);
(*itSource)->getSamplingDeviceInputMessageQueue()->push(report);
}
@ -875,9 +882,17 @@ bool USRPInput::applySettings(const USRPInputSettings& settings, bool preGetStre
for (; itSink != sinkBuddies.end(); ++itSink)
{
DeviceUSRPShared::MsgReportBuddyChange *report = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, true);
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, true);
(*itSink)->getSamplingDeviceInputMessageQueue()->push(report);
}
// send to GUI so it can see master clock rate and if actual rate differs
if (m_deviceAPI->getSamplingDeviceGUIMessageQueue())
{
DeviceUSRPShared::MsgReportBuddyChange *report = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, true);
m_deviceAPI->getSamplingDeviceGUIMessageQueue()->push(report);
}
}
else if (forwardChangeRxDSP)
{
@ -896,7 +911,7 @@ bool USRPInput::applySettings(const USRPInputSettings& settings, bool preGetStre
for (; itSource != sourceBuddies.end(); ++itSource)
{
DeviceUSRPShared::MsgReportBuddyChange *report = DeviceUSRPShared::MsgReportBuddyChange::create(
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, true);
m_settings.m_devSampleRate, m_settings.m_centerFrequency, m_settings.m_loOffset, m_settings.m_masterClockRate, true);
(*itSource)->getSamplingDeviceInputMessageQueue()->push(report);
}
}

11
plugins/samplesource/usrpinput/usrpinputgui.cpp
View File

@ -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);
}

20
plugins/samplesource/usrpinput/usrpinputgui.ui
View File

@ -75,6 +75,16 @@
</item>
<item>
<layout class="QHBoxLayout" name="freqLeftBotLayout">
<item>
<widget class="QLabel" name="masterClockRateLabel">
<property name="toolTip">
<string>Master clock rate (sample rate between FPGA and RFIC) (k or MS/s)</string>
</property>
<property name="text">
<string>00000k</string>
</property>
</widget>
</item>
<item>
<widget class="QLabel" name="sampleRateLabel">
<property name="minimumSize">
@ -799,17 +809,17 @@
<header>gui/valuedial.h</header>
<container>1</container>
</customwidget>
<customwidget>
<class>TransverterButton</class>
<extends>QPushButton</extends>
<header>gui/transverterbutton.h</header>
</customwidget>
<customwidget>
<class>ValueDialZ</class>
<extends>QWidget</extends>
<header>gui/valuedialz.h</header>
<container>1</container>
</customwidget>
<customwidget>
<class>TransverterButton</class>
<extends>QPushButton</extends>
<header>gui/transverterbutton.h</header>
</customwidget>
</customwidgets>
<resources>
<include location="../../../sdrgui/resources/res.qrc"/>

1
plugins/samplesource/usrpinput/usrpinputsettings.cpp
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@ -26,6 +26,7 @@ USRPInputSettings::USRPInputSettings()
void USRPInputSettings::resetToDefaults()
{
m_masterClockRate = -1; // Calculated by UHD
m_centerFrequency = 435000*1000;
m_devSampleRate = 3000000;
m_loOffset = 0;

1
plugins/samplesource/usrpinput/usrpinputsettings.h
View File

@ -34,6 +34,7 @@ struct USRPInputSettings
GAIN_MANUAL
} GainMode;
int m_masterClockRate;
// global settings to be saved
uint64_t m_centerFrequency;
int m_devSampleRate;