107 lines
2.1 KiB
C++
107 lines
2.1 KiB
C++
#ifndef USBRLY82_H
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#define USBRLY82_H
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#include <QObject>
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#include <QTimer>
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#include <QQueue>
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#include <QSerialPort>
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class UsbRly82Reply : public QObject
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{
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Q_OBJECT
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friend class UsbRly82;
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public:
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enum Error {
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ErrorNoError,
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ErrorTimeout
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};
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Q_ENUM(Error)
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Error error() const;
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QByteArray requestData() const;
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QByteArray responseData() const;
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signals:
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void finished();
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private:
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explicit UsbRly82Reply(QObject *parent = nullptr);
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Error m_error = ErrorNoError;
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QTimer m_timer;
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bool m_expectsResponse = true;
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QByteArray m_requestData;
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QByteArray m_responseData;
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};
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class UsbRly82 : public QObject
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{
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Q_OBJECT
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public:
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explicit UsbRly82(QObject *parent = nullptr);
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bool available() const;
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bool powerRelay1() const;
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UsbRly82Reply *setRelay1Power(bool power);
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bool powerRelay2() const;
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UsbRly82Reply *setRelay2Power(bool power);
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quint8 digitalInputs() const;
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bool connectRelay(const QString &serialPort);
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void disconnectRelay();
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UsbRly82Reply *getSerialNumber();
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UsbRly82Reply *getSoftwareVersion();
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UsbRly82Reply *getRelayStates();
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UsbRly82Reply *getDigitalInputs();
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UsbRly82Reply *getAdcValues();
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UsbRly82Reply *getAdcReference();
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static bool checkBit(quint8 byte, uint bitNumber);
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signals:
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void availableChanged(bool available);
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void powerRelay1Changed(bool powerRelay1);
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void powerRelay2Changed(bool powerRelay2);
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void digitalInputsChanged();
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private:
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QTimer m_refreshTimer;
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QSerialPort *m_serialPort = nullptr;
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bool m_available = false;
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QString m_serialNumber;
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QString m_softwareVersion;
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bool m_powerRelay1 = false;
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bool m_powerRelay2 = false;
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UsbRly82Reply *m_currentReply = nullptr;
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QQueue<UsbRly82Reply *> m_replyQueue;
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UsbRly82Reply *createReply(const QByteArray &requestData, bool expectsResponse = true);
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void sendNextRequest();
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quint8 m_digitalInputs = 0x00;
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private slots:
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void onReadyRead();
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void onError(QSerialPort::SerialPortError error);
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void poll();
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};
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#endif // USBRLY82_H
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