// Start converting the enabled channels
void AnalogInStartConversion(uint32_t channels)
{
#if SAM3XA || SAM4S
// Clear out any existing conversion complete bits in the status register
for (uint32_t chan = 0; chan < 16; ++chan)
{
if ((adc_get_status(ADC) & (1 << chan)) != 0)
{
(void)adc_get_channel_value(ADC, static_cast<adc_channel_num_t>(chan));
}
}
adc_start(ADC);
#elif SAM4E
channels &= activeChannels;
if ((channels & 0x0000FFFF) != 0)
{
StartConversion(AFEC0);
}
if ((channels & 0xFFFF0000) != 0)
{
StartConversion(AFEC1);
}
#elif SAME70
channels &= activeChannels;
if ((channels & 0x000003FF) != 0)
{
StartConversion(AFEC0);
}
if ((channels & 0x003FF800) != 0)
{
StartConversion(AFEC1);
}
#endif
}
bool DS1820Sensor::Update(unsigned long clock)
{
if (!m_initialized) {
return false;
}
if (clock < m_conversion_start_clock) { // overflow of clock
m_conversion_start_clock = 0;
}
unsigned long delta = clock - m_conversion_start_clock;
if (!m_converting) {
// we're not converting, and it is time to start
m_converting = true;
m_conversion_start_clock = clock;
StartConversion();
} else if (m_converting && (clock - m_conversion_start_clock) >= 1000) {
// we're converting and it is time to fetch
m_converting = false;
if (FetchConversion()) {
m_temp_is_valid = true;
} else {
m_temp_is_valid = false;
}
return true;
} else {
// we're either in the middle of a conversion, or it is too soon to start
// the next cycle.
}
return false;
}
void Adc_t::StartMeasurement() {
while(BitIsSet(ADC1->CR, ADC_CR_ADSTP)); // Wait until stop is completed
// DMA
dmaStreamSetMemory0(ADC_DMA, IBuf);
dmaStreamSetTransactionSize(ADC_DMA, ADC_SEQ_LEN);
dmaStreamSetMode(ADC_DMA, ADC_DMA_MODE);
dmaStreamEnable(ADC_DMA);
// ADC
StartConversion();
}
void Adc_t::StartMeasurement() {
// DMA
dmaStreamSetMemory0(ADC_DMA, IBuf);
dmaStreamSetTransactionSize(ADC_DMA, ADC_SEQ_LEN);
dmaStreamSetMode(ADC_DMA, ADC_DMA_MODE);
dmaStreamEnable(ADC_DMA);
// ADC
ADC1->CR1 = ADC_CR1_SCAN;
ADC1->CR2 = ADC_CR2_DMA | ADC_CR2_ADON;
StartConversion();
}
void Adc_t::Measure(Thread *PThread, eventmask_t Evt) {
IPThread = PThread;
IEvt = Evt;
// DMA
dmaStreamSetMemory0(ADC_DMA, Result);
dmaStreamSetTransactionSize(ADC_DMA, ADC_BUF_SZ);
dmaStreamSetMode(ADC_DMA, ADC_DMA_MODE);
dmaStreamEnable(ADC_DMA);
// ADC
ADC1->CR1 = ADC_CR1_SCAN;
ADC1->CR2 = ADC_CR2_DMA | ADC_CR2_ADON;
StartConversion();
}
void Adc_t::Measure() {
// DMA
dmaStreamSetMemory0(ADC_DMA, Result);
dmaStreamSetTransactionSize(ADC_DMA, ADC_BUF_SZ);
dmaStreamSetMode(ADC_DMA, ADC_DMA_MODE);
dmaStreamEnable(ADC_DMA);
// ADC
ADC1->CR1 = ADC_CR1_SCAN;
ADC1->CR2 = ADC_CR2_DMA | ADC_CR2_ADON;
chSysLock();
PAdcThread = chThdSelf();
StartConversion();
chSchGoSleepS(THD_STATE_SUSPENDED);
chSysUnlock();
ADC1->CR2 = 0;
}
void Adc_t::StartMeasurement() {
// Stop ADC
if(IsEnabled()) {
SET_BIT(ADC1->CR, ADC_CR_ADSTP); // Stop any ongoing conversion
while(READ_BIT(ADC1->CR, ADC_CR_ADSTP) != 0); // Let it to complete
Disable();
while(IsEnabled()); // Let it to complete
}
Calibrate();
__NOP(); __NOP(); __NOP(); __NOP(); // ADEN bit cannot be set during ADCAL=1 and 4 ADC clock cycle after the ADCAL bit is cleared by hardware(end of the calibration).
// Start ADC
SET_BIT(ADC1->ISR, ADC_ISR_ADRDY); // Clear ADRDY bit by writing 1 to it
SET_BIT(ADC1->CR, ADC_CR_ADEN); // Enable ADC
while(READ_BIT(ADC1->ISR, ADC_ISR_ADRDY) == 0); // Let it to complete
// Setup oversampler
#if ADC_OVERSAMPLING_RATIO == 1
ADC1->CFGR2 = 0; // Oversampler disabled
#elif ADC_OVERSAMPLING_RATIO == 2
ADC1->CFGR2 = (0b0001 << 5) | (0b000 << 2) | ADC_CFGR2_ROVSE;
#elif ADC_OVERSAMPLING_RATIO == 4
ADC1->CFGR2 = (0b0010 << 5) | (0b001 << 2) | ADC_CFGR2_ROVSE;
#elif ADC_OVERSAMPLING_RATIO == 8
ADC1->CFGR2 = (0b0011 << 5) | (0b010 << 2) | ADC_CFGR2_ROVSE;
#elif ADC_OVERSAMPLING_RATIO == 16
ADC1->CFGR2 = (0b0100 << 5) | (0b011 << 2) | ADC_CFGR2_ROVSE;
#elif ADC_OVERSAMPLING_RATIO == 32
ADC1->CFGR2 = (0b0101 << 5) | (0b100 << 2) | ADC_CFGR2_ROVSE;
#elif ADC_OVERSAMPLING_RATIO == 64
ADC1->CFGR2 = (0b0110 << 5) | (0b101 << 2) | ADC_CFGR2_ROVSE;
#elif ADC_OVERSAMPLING_RATIO == 128
ADC1->CFGR2 = (0b0111 << 5) | (0b110 << 2) | ADC_CFGR2_ROVSE;
#elif ADC_OVERSAMPLING_RATIO == 256
ADC1->CFGR2 = (0b1000 << 5) | (0b111 << 2) | ADC_CFGR2_ROVSE;
#endif
// Setup ADC. Do not set OVRMOD bit as it breaks sequence in case of DMA
SET_BIT(ADC1->CFGR, ADC_CFGR_DMAEN); // Enable DMA
// DMA
dmaStreamSetMemory0(ADC_DMA, IBuf);
dmaStreamSetTransactionSize(ADC_DMA, ADC_SEQ_LEN);
dmaStreamSetMode(ADC_DMA, ADC_DMA_MODE);
dmaStreamEnable(ADC_DMA);
// ADC
StartConversion();
}
UI_BDF2EDFwindow::UI_BDF2EDFwindow(QWidget *w_parent)
{
mainwindow = (UI_Mainwindow *)w_parent;
recent_opendir = mainwindow->recent_opendir;
recent_savedir = mainwindow->recent_savedir;
myobjectDialog = new QDialog;
myobjectDialog->setMinimumSize(600, 526);
myobjectDialog->setMaximumSize(600, 526);
myobjectDialog->setWindowTitle("BDF+ to EDF+ converter");
myobjectDialog->setModal(true);
myobjectDialog->setAttribute(Qt::WA_DeleteOnClose, true);
label1 = new QLabel(myobjectDialog);
label1->setGeometry(20, 20, 560, 25);
label2 = new QLabel(myobjectDialog);
label2->setGeometry(440, 196, 100, 25);
label2->setText("High-pass filter");
label3 = new QLabel(myobjectDialog);
label3->setGeometry(440, 300, 100, 25);
label3->setText("Divider");
SignalsTablewidget = new QTableWidget(myobjectDialog);
SignalsTablewidget->setGeometry(20, 66, 400, 380);
SignalsTablewidget->setSelectionMode(QAbstractItemView::NoSelection);
SignalsTablewidget->setColumnCount(3);
SignalsTablewidget->setColumnWidth(0, 140);
SignalsTablewidget->setColumnWidth(1, 100);
SignalsTablewidget->setColumnWidth(2, 100);
QStringList horizontallabels;
horizontallabels += "Label";
horizontallabels += "HighPassFilter";
horizontallabels += "Divider";
SignalsTablewidget->setHorizontalHeaderLabels(horizontallabels);
spinBox1 = new QDoubleSpinBox(myobjectDialog);
spinBox1->setGeometry(440, 232, 100, 25);
spinBox1->setDecimals(3);
spinBox1->setSuffix(" Hz");
spinBox1->setRange(0.001, 100.0);
spinBox1->setValue(0.1);
spinBox2 = new QDoubleSpinBox(myobjectDialog);
spinBox2->setGeometry(440, 336, 100, 25);
spinBox2->setDecimals(3);
spinBox2->setRange(1.0, 256.0);
spinBox2->setValue(1.0);
pushButton1 = new QPushButton(myobjectDialog);
pushButton1->setGeometry(20, 476, 100, 25);
pushButton1->setText("Select File");
pushButton2 = new QPushButton(myobjectDialog);
pushButton2->setGeometry(480, 476, 100, 25);
pushButton2->setText("Close");
pushButton3 = new QPushButton(myobjectDialog);
pushButton3->setGeometry(200, 476, 100, 25);
pushButton3->setText("Convert");
pushButton3->setEnabled(false);
pushButton4 = new QPushButton(myobjectDialog);
pushButton4->setGeometry(440, 66, 140, 25);
pushButton4->setText("Select all signals");
pushButton4->setEnabled(false);
pushButton5 = new QPushButton(myobjectDialog);
pushButton5->setGeometry(440, 118, 140, 25);
pushButton5->setText("Deselect all signals");
pushButton5->setEnabled(false);
QObject::connect(pushButton1, SIGNAL(clicked()), this, SLOT(SelectFileButton()));
QObject::connect(pushButton2, SIGNAL(clicked()), myobjectDialog, SLOT(close()));
QObject::connect(pushButton3, SIGNAL(clicked()), this, SLOT(StartConversion()));
QObject::connect(pushButton4, SIGNAL(clicked()), this, SLOT(Select_all_signals()));
QObject::connect(pushButton5, SIGNAL(clicked()), this, SLOT(Deselect_all_signals()));
QObject::connect(spinBox1, SIGNAL(valueChanged(double)), this, SLOT(spinbox1_changed(double)));
QObject::connect(spinBox2, SIGNAL(valueChanged(double)), this, SLOT(spinbox2_changed(double)));
QObject::connect(myobjectDialog, SIGNAL(destroyed()), this, SLOT(free_edfheader()));
edfhdr = NULL;
inputfile = NULL;
outputfile = NULL;
inputpath[0] = 0;
myobjectDialog->exec();
}
UI_ReduceSignalsWindow::UI_ReduceSignalsWindow(QWidget *w_parent)
{
mainwindow = (UI_Mainwindow *)w_parent;
recent_savedir = mainwindow->recent_savedir;
myobjectDialog = new QDialog;
myobjectDialog->setMinimumSize(715, 578);
myobjectDialog->setMaximumSize(715, 578);
myobjectDialog->setWindowTitle("Reduce signals and/or duration");
myobjectDialog->setModal(true);
myobjectDialog->setAttribute(Qt::WA_DeleteOnClose, true);
label1 = new QLabel(myobjectDialog);
label1->setGeometry(20, 20, 685, 25);
label2 = new QLabel(myobjectDialog);
label2->setGeometry(485, 359, 100, 25);
label2->setText("from datarecord");
label2->setEnabled(false);
label3 = new QLabel(myobjectDialog);
label3->setGeometry(485, 424, 100, 25);
label3->setText("to datarecord");
label3->setEnabled(false);
label4 = new QLabel(myobjectDialog);
label4->setGeometry(605, 332, 100, 25);
label4->setEnabled(false);
label5 = new QLabel(myobjectDialog);
label5->setGeometry(605, 397, 100, 25);
label5->setEnabled(false);
label6 = new QLabel(myobjectDialog);
label6->setGeometry(445, 232, 140, 25);
label6->setText("Anti-aliasing filter order");
radioButton1 = new QRadioButton("whole duration", myobjectDialog);
radioButton1->setGeometry(485, 299, 100, 25);
radioButton1->setChecked(true);
radioButton1->setEnabled(false);
radioButton2 = new QRadioButton("selection", myobjectDialog);
radioButton2->setGeometry(485, 324, 100, 25);
radioButton2->setEnabled(false);
spinBox1 = new QSpinBox(myobjectDialog);
spinBox1->setGeometry(485, 384, 100, 25);
spinBox1->setRange(1, 2147483647);
spinBox1->setValue(1);
spinBox1->setEnabled(false);
spinBox2 = new QSpinBox(myobjectDialog);
spinBox2->setGeometry(485, 449, 100, 25);
spinBox2->setRange(1, 2147483647);
spinBox2->setValue(2147483647);
spinBox2->setEnabled(false);
spinBox3 = new QSpinBox(myobjectDialog);
spinBox3->setGeometry(595, 170, 100, 25);
spinBox3->setRange(1, 100000);
spinBox3->setValue(1);
spinBox3->setEnabled(false);
spinBox4 = new QSpinBox(myobjectDialog);
spinBox4->setGeometry(595, 232, 100, 25);
spinBox4->setRange(1, REDUCER_MAX_AA_FILTERS + 1);
spinBox4->setValue(REDUCER_MAX_AA_FILTERS + 1);
spinBox4->setEnabled(false);
SignalsTablewidget = new QTableWidget(myobjectDialog);
SignalsTablewidget->setGeometry(20, 66, 405, 432);
SignalsTablewidget->setSelectionMode(QAbstractItemView::NoSelection);
SignalsTablewidget->setColumnCount(2);
SignalsTablewidget->setColumnWidth(0, 180);
SignalsTablewidget->setColumnWidth(1, 180);
QStringList horizontallabels;
horizontallabels += "Label";
horizontallabels += "Samplerate divider";
SignalsTablewidget->setHorizontalHeaderLabels(horizontallabels);
pushButton1 = new QPushButton(myobjectDialog);
pushButton1->setGeometry(20, 528, 100, 25);
pushButton1->setText("Select File");
pushButton2 = new QPushButton(myobjectDialog);
pushButton2->setGeometry(575, 528, 100, 25);
pushButton2->setText("Close");
pushButton3 = new QPushButton(myobjectDialog);
pushButton3->setGeometry(200, 528, 100, 25);
pushButton3->setText("Reduce");
pushButton3->setEnabled(false);
pushButton4 = new QPushButton(myobjectDialog);
pushButton4->setGeometry(445, 66, 140, 25);
pushButton4->setText("Select all signals");
pushButton4->setEnabled(false);
pushButton5 = new QPushButton(myobjectDialog);
pushButton5->setGeometry(445, 118, 140, 25);
pushButton5->setText("Deselect all signals");
pushButton5->setEnabled(false);
pushButton6 = new QPushButton(myobjectDialog);
pushButton6->setGeometry(445, 170, 140, 25);
pushButton6->setText("Set samplerate divider:");
pushButton6->setEnabled(false);
QObject::connect(pushButton1, SIGNAL(clicked()), this, SLOT(SelectFileButton()));
QObject::connect(pushButton2, SIGNAL(clicked()), myobjectDialog, SLOT(close()));
QObject::connect(pushButton3, SIGNAL(clicked()), this, SLOT(StartConversion()));
QObject::connect(pushButton4, SIGNAL(clicked()), this, SLOT(Select_all_signals()));
QObject::connect(pushButton5, SIGNAL(clicked()), this, SLOT(Deselect_all_signals()));
QObject::connect(pushButton6, SIGNAL(clicked()), this, SLOT(Set_SRdivider_all_signals()));
QObject::connect(spinBox1, SIGNAL(valueChanged(int)), this, SLOT(spinBox1changed(int)));
QObject::connect(spinBox2, SIGNAL(valueChanged(int)), this, SLOT(spinBox2changed(int)));
QObject::connect(radioButton1, SIGNAL(toggled(bool)), this, SLOT(radioButton1Toggled(bool)));
QObject::connect(radioButton2, SIGNAL(toggled(bool)), this, SLOT(radioButton2Toggled(bool)));
edfhdr = NULL;
inputfile = NULL;
outputfile = NULL;
file_num = -1;
inputpath[0] = 0;
myobjectDialog->exec();
}
