#ifndef RS485_DRIVER_H
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#define RS485_DRIVER_H
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#include <qthread.h>
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#include <QDebug>
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#include <QMutex>
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#include "Common/data_define.h"
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//----------------------------------------------------------------------------------------------
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//----------------------------------------------------------------------------------------------
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class RS485Driver : public QThread
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{
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Q_OBJECT
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public:
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RS485Driver(const char *Dev);
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virtual void run();
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~RS485Driver();
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static const quint8 DeviceAddr = 1;
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public:
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int GetCommTick(void);
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void IncCommTick(void);
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void SetMonomerNum(const quint16 num);
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int ReadFromIOModule( const quint8 device_addr,const quint16 data_addr,
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const quint16 read_data_num, void *read_data_buf);
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int MultiWriteIOModule( const quint8 device_addr,const quint16 data_addr,
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quint16 *wr_data_buf, const quint16 WriteDataNum);
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int SingleWriteIOModule( const quint8 device_addr,const quint16 data_addr,
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const quint16 wr_data, const quint16 timeout_ms);
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quint8 IF_MONCLEAR;
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private:
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int FD;
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bool RS485_RUN_EN;
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quint16 MonomerNum;
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int CommTick;
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quint8 moncount;
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static const int CommOK = 0;
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static const int CommTxError = -1;
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static const int CommRxError = -2;
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static const int CommDataError = -3;
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static const int CommWrFailError = -4;
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private:
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void set_speed(int fd, int speed);
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int set_Parity(int fd,int databits,int stopbits,int parity);
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unsigned short CalModbusCRC16(void *puchMsg, unsigned short usDataLen);
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int OpenDev(const char *Dev);
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void SetDevAttr(int bitrate, char bitlen, char stopbitlen, char checktype);
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int WriteDev(void *buf, int len);
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int ReadDev(void *buf, int len);
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signals:
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void SendCommData(COMM_DATA);
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};
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#define Swap16(u16) ((quint16)(((quint16)(u16) >> 8)|((quint16)(u16) << 8)))
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#endif // RS485_DRIVER_H
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