plc_protocol_testdlg.h

本源代码演示了通过串口利用MPI协议与西门子PLC S7-300系统通讯的实现方式。

// PLC_Protocol_testDlg.h : header file
//

#if !defined(AFX_PLC_PROTOCOL_TESTDLG_H__6587C09A_765C_40A4_9669_E8B310E12F38__INCLUDED_)
#define AFX_PLC_PROTOCOL_TESTDLG_H__6587C09A_765C_40A4_9669_E8B310E12F38__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

/////////////////////////////////////////////////////////////////////////////
// CPLC_Protocol_testDlg dialog

class CPLC_Protocol_testDlg : public CDialog
{
// Construction
public:
	int m_iErrorCode;
	char m_buffer[50];
	CPLC_Protocol_testDlg(CWnd* pParent = NULL);	// standard constructor

// Dialog Data
	//{{AFX_DATA(CPLC_Protocol_testDlg)
	enum { IDD = IDD_PLC_PROTOCOL_TEST_DIALOG };
	CComboBox	m_cmbBitDevice;
	CComboBox	m_cmbWordDevice;
	CComboBox	m_cmbDWordDevice;
	CComboBox	m_cmbComm;
	int		m_iBitNo;
	int		m_iBitDBblock;
	int		m_iBitDeviceAdd;
	int		m_iBitReadResult;
	CString	m_csCommunicationStatus;
	int		m_iDWordDBblock;
	int		m_iDWordDeviceAdd;
	int		m_iSlaveID;
	int		m_iWordDBblock;
	int		m_iWordDeviceAdd;
	float	m_fDWordReadResult;
	float	m_fDWordWriteValue;
	CString	m_csWordReadResult;
	CString	m_csWordWriteValue;
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CPLC_Protocol_testDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(CPLC_Protocol_testDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg void OnBtnOpen();
	afx_msg void OnBtnClose();
	afx_msg void OnBtnExit();
	afx_msg void OnSelchangeCmbBitDevice();
	afx_msg void OnBtnBitread();
	afx_msg void OnBtnOff();
	afx_msg void OnBtnOn();
	afx_msg void OnSelchangeCmbWordDevice();
	afx_msg void OnBtnWordread();
	afx_msg void OnBtnWordwrite();
	afx_msg void OnSelchangeCmbDwordDevice();
	afx_msg void OnBtnDwordread();
	afx_msg void OnBtnDwordwrite();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_PLC_PROTOCOL_TESTDLG_H__6587C09A_765C_40A4_9669_E8B310E12F38__INCLUDED_)