ecgcapture.h

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#ifndef ECGCAPTURE_H
#define ECGCAPTURE_H

#include <QObject>
#include <QVector>
#include <QPointF>

class EcgCapture: QObject
{
    Q_OBJECT

public:

    enum OperatingMode {
        ecgCapture,
        testToneSquare,
        testToneLowFreqSin,
        testToneHighFreqSin
    };

    enum Frequency {
        lowFreq,
        midFreq,
        highFreq
    };

    enum leadFormat {
        digital,
        electrode
    };

    EcgCapture();
    void init(OperatingMode, Frequency);
    void start();
    void stop();
    void testDevice();

    const QVector<double> readFrame();

private:
    void spiInit();
    void csEnable();
    void csDisable();
    void enableRegisterWrite();
    bool setReg(QByteArray);
    double ecgVoltageConversion(int ADCDecimal, leadFormat format);
    double respVoltageConversion(int);

    int test;
    OperatingMode mode;
    leadFormat leadMode;
    QVector<QPointF> privateSamples;
};
#endif // ECGCAPTURE_H